diff --git a/library/SubcircuitLibrary/Failed IC'S/.gitkeep b/library/SubcircuitLibrary/Failed IC'S/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC-cache.lib b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC-cache.lib
new file mode 100644
index 000000000..fd4304a55
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC-cache.lib
@@ -0,0 +1,173 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_1
+#
+DEF adc_bridge_1 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_1" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -50 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X OUT1 2 550 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# adc_bridge_2
+#
+DEF adc_bridge_2 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "adc_bridge_2" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -100 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X IN2 2 -600 -50 200 R 50 50 1 1 I
+X OUT1 3 550 50 200 L 50 50 1 1 O
+X OUT2 4 550 -50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_tristate
+#
+DEF d_tristate U 0 40 Y Y 1 F N
+F0 "U" -250 250 60 H V C CNN
+F1 "d_tristate" -200 450 60 H V C CNN
+F2 "" -100 350 60 H V C CNN
+F3 "" -100 350 60 H V C CNN
+DRAW
+P 4 0 1 0 -400 550 -400 150 350 350 -400 550 N
+X IN 1 -600 350 200 R 50 50 1 1 I
+X EN 2 -50 50 193 U 50 50 1 1 I
+X OUT 3 550 350 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# dac_bridge_1
+#
+DEF dac_bridge_1 U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "dac_bridge_1" 0 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+S -400 200 350 -50 0 1 0 N
+X IN1 1 -600 50 200 R 50 50 1 1 I
+X OUT1 2 550 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# eSim_MOS_N
+#
+DEF eSim_MOS_N M 0 0 Y N 1 F N
+F0 "M" 0 -150 50 H V R CNN
+F1 "eSim_MOS_N" 100 -50 50 H V R CNN
+F2 "" 300 -300 29 H V C CNN
+F3 "" 100 -200 60 H V C CNN
+ALIAS mosfet_n
+DRAW
+C 150 -200 111 0 1 10 N
+P 2 0 1 10 130 -290 130 -250 N
+P 2 0 1 0 130 -270 200 -270 N
+P 2 0 1 10 130 -220 130 -180 N
+P 2 0 1 0 130 -200 200 -200 N
+P 2 0 1 10 130 -150 130 -110 N
+P 2 0 1 0 130 -130 200 -130 N
+P 2 0 1 0 200 -300 200 -270 N
+P 2 0 1 0 200 -130 200 -100 N
+P 3 0 1 10 110 -275 110 -125 110 -125 N
+P 3 0 1 0 200 -200 300 -200 300 -250 N
+P 4 0 1 0 140 -200 180 -215 180 -185 140 -200 F
+X D 1 200 0 100 D 50 50 1 1 P
+X G 2 -100 -200 210 R 50 50 1 1 P
+X S 3 200 -400 100 U 50 50 1 1 P
+X B 4 300 -350 98 U 47 47 1 1 P
+ENDDRAW
+ENDDEF
+#
+# eSim_MOS_P
+#
+DEF eSim_MOS_P M 0 0 Y N 1 F N
+F0 "M" -50 50 50 H V R CNN
+F1 "eSim_MOS_P" 50 150 50 H V R CNN
+F2 "" 250 100 29 H V C CNN
+F3 "" 50 0 60 H V C CNN
+ALIAS mosfet_p
+DRAW
+C 100 0 111 0 1 10 N
+P 2 0 1 0 80 -70 150 -70 N
+P 2 0 1 10 80 -50 80 -90 N
+P 2 0 1 0 80 0 150 0 N
+P 2 0 1 10 80 20 80 -20 N
+P 2 0 1 0 80 70 150 70 N
+P 2 0 1 10 80 90 80 50 N
+P 2 0 1 0 150 -70 150 -100 N
+P 2 0 1 0 150 100 150 70 N
+P 3 0 1 10 60 75 60 -75 60 -75 N
+P 3 0 1 0 150 0 250 0 250 -50 N
+P 4 0 1 0 140 0 100 -15 100 15 140 0 F
+X D 1 150 200 100 D 50 50 1 1 P
+X G 2 -150 0 210 R 50 50 1 1 P
+X S 3 150 -200 100 U 50 50 1 1 P
+X B 4 250 -150 100 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.cir b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.cir
new file mode 100644
index 000000000..42431b963
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.cir
@@ -0,0 +1,40 @@
+* C:\FOSSEE\eSim\library\SubcircuitLibrary\CD4024BC\CD4024BC.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 06/19/25 23:21:47
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U12-Pad3_ Net-_U2-Pad2_ Net-_U2-Pad3_ d_tristate
+M2 Net-_M1-Pad3_ Net-_M2-Pad2_ Net-_M1-Pad1_ vdd eSim_MOS_P
+M1 Net-_M1-Pad1_ Net-_M1-Pad2_ Net-_M1-Pad3_ gnd eSim_MOS_N
+M4 Net-_M3-Pad3_ Net-_M2-Pad2_ Net-_M1-Pad3_ vdd eSim_MOS_P
+M3 Net-_M1-Pad3_ Net-_M1-Pad2_ Net-_M3-Pad3_ gnd eSim_MOS_N
+M5 Net-_M5-Pad1_ Net-_M2-Pad2_ Net-_M5-Pad3_ vdd eSim_MOS_P
+M6 Net-_M5-Pad3_ Net-_M5-Pad3_ Net-_M5-Pad1_ gnd eSim_MOS_N
+M8 Net-_M7-Pad3_ Net-_M5-Pad3_ Net-_M5-Pad3_ gnd eSim_MOS_N
+M7 Net-_M5-Pad3_ Net-_M2-Pad2_ Net-_M7-Pad3_ vdd eSim_MOS_P
+U3 Net-_U15-Pad1_ Net-_U22-Pad2_ Net-_U14-Pad1_ d_tristate
+U4 Net-_U17-Pad2_ Net-_U22-Pad2_ Net-_U10-Pad1_ d_tristate
+U1 vdd gnd Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_M1-Pad1_ Net-_U1-Pad7_ PORT
+U7 Net-_U2-Pad3_ Net-_M1-Pad2_ d_inverter
+U8 Net-_U5-Pad2_ Net-_U2-Pad2_ d_inverter
+U5 Net-_U12-Pad4_ Net-_U5-Pad2_ d_inverter
+U9 Net-_M1-Pad2_ Net-_U18-Pad1_ d_inverter
+U10 Net-_U10-Pad1_ Net-_U10-Pad2_ d_inverter
+U11 Net-_U10-Pad1_ Net-_U11-Pad2_ d_inverter
+U6 Net-_U13-Pad2_ Net-_U15-Pad1_ d_inverter
+U18 Net-_U18-Pad1_ Net-_M2-Pad2_ dac_bridge_1
+U19 Net-_M1-Pad2_ Net-_M5-Pad3_ dac_bridge_1
+U14 Net-_U14-Pad1_ Net-_M3-Pad3_ dac_bridge_1
+U13 Net-_M1-Pad3_ Net-_U13-Pad2_ adc_bridge_1
+U15 Net-_U15-Pad1_ Net-_M5-Pad1_ dac_bridge_1
+U17 Net-_M5-Pad3_ Net-_U17-Pad2_ adc_bridge_1
+U16 Net-_U10-Pad2_ Net-_M7-Pad3_ dac_bridge_1
+U21 Net-_U11-Pad2_ Net-_U1-Pad5_ dac_bridge_1
+U12 Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U12-Pad3_ Net-_U12-Pad4_ adc_bridge_2
+U20 Net-_U10-Pad1_ Net-_U1-Pad7_ adc_bridge_1
+U22 Net-_U2-Pad2_ Net-_U22-Pad2_ dac_bridge_1
+
+.end
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.cir.out b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.cir.out
new file mode 100644
index 000000000..117ef04ff
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.cir.out
@@ -0,0 +1,106 @@
+* c:\fossee\esim\library\subcircuitlibrary\cd4024bc\cd4024bc.cir
+
+.include PMOS-180nm.lib
+.include NMOS-180nm.lib
+* u2 net-_u12-pad3_ net-_u2-pad2_ net-_u2-pad3_ d_tristate
+m2 net-_m1-pad3_ net-_m2-pad2_ net-_m1-pad1_ vdd CMOSP W=100u L=100u M=1
+m1 net-_m1-pad1_ net-_m1-pad2_ net-_m1-pad3_ gnd CMOSN W=100u L=100u M=1
+m4 net-_m3-pad3_ net-_m2-pad2_ net-_m1-pad3_ vdd CMOSP W=100u L=100u M=1
+m3 net-_m1-pad3_ net-_m1-pad2_ net-_m3-pad3_ gnd CMOSN W=100u L=100u M=1
+m5 net-_m5-pad1_ net-_m2-pad2_ net-_m5-pad3_ vdd CMOSP W=100u L=100u M=1
+m6 net-_m5-pad3_ net-_m5-pad3_ net-_m5-pad1_ gnd CMOSN W=100u L=100u M=1
+m8 net-_m7-pad3_ net-_m5-pad3_ net-_m5-pad3_ gnd CMOSN W=100u L=100u M=1
+m7 net-_m5-pad3_ net-_m2-pad2_ net-_m7-pad3_ vdd CMOSP W=100u L=100u M=1
+* u3 net-_u15-pad1_ net-_u22-pad2_ net-_u14-pad1_ d_tristate
+* u4 net-_u17-pad2_ net-_u22-pad2_ net-_u10-pad1_ d_tristate
+* u1 vdd gnd net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_m1-pad1_ net-_u1-pad7_ port
+* u7 net-_u2-pad3_ net-_m1-pad2_ d_inverter
+* u8 net-_u5-pad2_ net-_u2-pad2_ d_inverter
+* u5 net-_u12-pad4_ net-_u5-pad2_ d_inverter
+* u9 net-_m1-pad2_ net-_u18-pad1_ d_inverter
+* u10 net-_u10-pad1_ net-_u10-pad2_ d_inverter
+* u11 net-_u10-pad1_ net-_u11-pad2_ d_inverter
+* u6 net-_u13-pad2_ net-_u15-pad1_ d_inverter
+* u18 net-_u18-pad1_ net-_m2-pad2_ dac_bridge_1
+* u19 net-_m1-pad2_ net-_m5-pad3_ dac_bridge_1
+* u14 net-_u14-pad1_ net-_m3-pad3_ dac_bridge_1
+* u13 net-_m1-pad3_ net-_u13-pad2_ adc_bridge_1
+* u15 net-_u15-pad1_ net-_m5-pad1_ dac_bridge_1
+* u17 net-_m5-pad3_ net-_u17-pad2_ adc_bridge_1
+* u16 net-_u10-pad2_ net-_m7-pad3_ dac_bridge_1
+* u21 net-_u11-pad2_ net-_u1-pad5_ dac_bridge_1
+* u12 net-_u1-pad3_ net-_u1-pad4_ net-_u12-pad3_ net-_u12-pad4_ adc_bridge_2
+* u20 net-_u10-pad1_ net-_u1-pad7_ adc_bridge_1
+* u22 net-_u2-pad2_ net-_u22-pad2_ dac_bridge_1
+a1 net-_u12-pad3_ net-_u2-pad2_ net-_u2-pad3_ u2
+a2 net-_u15-pad1_ net-_u22-pad2_ net-_u14-pad1_ u3
+a3 net-_u17-pad2_ net-_u22-pad2_ net-_u10-pad1_ u4
+a4 net-_u2-pad3_ net-_m1-pad2_ u7
+a5 net-_u5-pad2_ net-_u2-pad2_ u8
+a6 net-_u12-pad4_ net-_u5-pad2_ u5
+a7 net-_m1-pad2_ net-_u18-pad1_ u9
+a8 net-_u10-pad1_ net-_u10-pad2_ u10
+a9 net-_u10-pad1_ net-_u11-pad2_ u11
+a10 net-_u13-pad2_ net-_u15-pad1_ u6
+a11 [net-_u18-pad1_ ] [net-_m2-pad2_ ] u18
+a12 [net-_m1-pad2_ ] [net-_m5-pad3_ ] u19
+a13 [net-_u14-pad1_ ] [net-_m3-pad3_ ] u14
+a14 [net-_m1-pad3_ ] [net-_u13-pad2_ ] u13
+a15 [net-_u15-pad1_ ] [net-_m5-pad1_ ] u15
+a16 [net-_m5-pad3_ ] [net-_u17-pad2_ ] u17
+a17 [net-_u10-pad2_ ] [net-_m7-pad3_ ] u16
+a18 [net-_u11-pad2_ ] [net-_u1-pad5_ ] u21
+a19 [net-_u1-pad3_ net-_u1-pad4_ ] [net-_u12-pad3_ net-_u12-pad4_ ] u12
+a20 [net-_u10-pad1_ ] [net-_u1-pad7_ ] u20
+a21 [net-_u2-pad2_ ] [net-_u22-pad2_ ] u22
+* Schematic Name: d_tristate, NgSpice Name: d_tristate
+.model u2 d_tristate(delay=1.0e-9 input_load=1.0e-12 enable_load=1.0e-12 )
+* Schematic Name: d_tristate, NgSpice Name: d_tristate
+.model u3 d_tristate(delay=1.0e-9 input_load=1.0e-12 enable_load=1.0e-12 )
+* Schematic Name: d_tristate, NgSpice Name: d_tristate
+.model u4 d_tristate(delay=1.0e-9 input_load=1.0e-12 enable_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u7 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u8 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u9 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u10 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u11 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u18 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u19 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u14 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u13 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u15 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u17 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u16 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u21 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u12 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u20 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u22 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.pro b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.pro
new file mode 100644
index 000000000..e27a398be
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.sch b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.sch
new file mode 100644
index 000000000..c1d4f9e33
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.sch
@@ -0,0 +1,789 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
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diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.sub b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.sub
new file mode 100644
index 000000000..136c05a55
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC.sub
@@ -0,0 +1,100 @@
+* Subcircuit CD4024BC
+.subckt CD4024BC vdd gnd net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_m1-pad1_ net-_u1-pad7_
+* c:\fossee\esim\library\subcircuitlibrary\cd4024bc\cd4024bc.cir
+.include PMOS-180nm.lib
+.include NMOS-180nm.lib
+* u2 net-_u12-pad3_ net-_u2-pad2_ net-_u2-pad3_ d_tristate
+m2 net-_m1-pad3_ net-_m2-pad2_ net-_m1-pad1_ vdd CMOSP W=100u L=100u M=1
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+m5 net-_m5-pad1_ net-_m2-pad2_ net-_m5-pad3_ vdd CMOSP W=100u L=100u M=1
+m6 net-_m5-pad3_ net-_m5-pad3_ net-_m5-pad1_ gnd CMOSN W=100u L=100u M=1
+m8 net-_m7-pad3_ net-_m5-pad3_ net-_m5-pad3_ gnd CMOSN W=100u L=100u M=1
+m7 net-_m5-pad3_ net-_m2-pad2_ net-_m7-pad3_ vdd CMOSP W=100u L=100u M=1
+* u3 net-_u15-pad1_ net-_u22-pad2_ net-_u14-pad1_ d_tristate
+* u4 net-_u17-pad2_ net-_u22-pad2_ net-_u10-pad1_ d_tristate
+* u7 net-_u2-pad3_ net-_m1-pad2_ d_inverter
+* u8 net-_u5-pad2_ net-_u2-pad2_ d_inverter
+* u5 net-_u12-pad4_ net-_u5-pad2_ d_inverter
+* u9 net-_m1-pad2_ net-_u18-pad1_ d_inverter
+* u10 net-_u10-pad1_ net-_u10-pad2_ d_inverter
+* u11 net-_u10-pad1_ net-_u11-pad2_ d_inverter
+* u6 net-_u13-pad2_ net-_u15-pad1_ d_inverter
+* u18 net-_u18-pad1_ net-_m2-pad2_ dac_bridge_1
+* u19 net-_m1-pad2_ net-_m5-pad3_ dac_bridge_1
+* u14 net-_u14-pad1_ net-_m3-pad3_ dac_bridge_1
+* u13 net-_m1-pad3_ net-_u13-pad2_ adc_bridge_1
+* u15 net-_u15-pad1_ net-_m5-pad1_ dac_bridge_1
+* u17 net-_m5-pad3_ net-_u17-pad2_ adc_bridge_1
+* u16 net-_u10-pad2_ net-_m7-pad3_ dac_bridge_1
+* u21 net-_u11-pad2_ net-_u1-pad5_ dac_bridge_1
+* u12 net-_u1-pad3_ net-_u1-pad4_ net-_u12-pad3_ net-_u12-pad4_ adc_bridge_2
+* u20 net-_u10-pad1_ net-_u1-pad7_ adc_bridge_1
+* u22 net-_u2-pad2_ net-_u22-pad2_ dac_bridge_1
+a1 net-_u12-pad3_ net-_u2-pad2_ net-_u2-pad3_ u2
+a2 net-_u15-pad1_ net-_u22-pad2_ net-_u14-pad1_ u3
+a3 net-_u17-pad2_ net-_u22-pad2_ net-_u10-pad1_ u4
+a4 net-_u2-pad3_ net-_m1-pad2_ u7
+a5 net-_u5-pad2_ net-_u2-pad2_ u8
+a6 net-_u12-pad4_ net-_u5-pad2_ u5
+a7 net-_m1-pad2_ net-_u18-pad1_ u9
+a8 net-_u10-pad1_ net-_u10-pad2_ u10
+a9 net-_u10-pad1_ net-_u11-pad2_ u11
+a10 net-_u13-pad2_ net-_u15-pad1_ u6
+a11 [net-_u18-pad1_ ] [net-_m2-pad2_ ] u18
+a12 [net-_m1-pad2_ ] [net-_m5-pad3_ ] u19
+a13 [net-_u14-pad1_ ] [net-_m3-pad3_ ] u14
+a14 [net-_m1-pad3_ ] [net-_u13-pad2_ ] u13
+a15 [net-_u15-pad1_ ] [net-_m5-pad1_ ] u15
+a16 [net-_m5-pad3_ ] [net-_u17-pad2_ ] u17
+a17 [net-_u10-pad2_ ] [net-_m7-pad3_ ] u16
+a18 [net-_u11-pad2_ ] [net-_u1-pad5_ ] u21
+a19 [net-_u1-pad3_ net-_u1-pad4_ ] [net-_u12-pad3_ net-_u12-pad4_ ] u12
+a20 [net-_u10-pad1_ ] [net-_u1-pad7_ ] u20
+a21 [net-_u2-pad2_ ] [net-_u22-pad2_ ] u22
+* Schematic Name: d_tristate, NgSpice Name: d_tristate
+.model u2 d_tristate(delay=1.0e-9 input_load=1.0e-12 enable_load=1.0e-12 )
+* Schematic Name: d_tristate, NgSpice Name: d_tristate
+.model u3 d_tristate(delay=1.0e-9 input_load=1.0e-12 enable_load=1.0e-12 )
+* Schematic Name: d_tristate, NgSpice Name: d_tristate
+.model u4 d_tristate(delay=1.0e-9 input_load=1.0e-12 enable_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u7 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u8 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u9 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u10 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u11 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u18 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u19 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u14 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u13 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u15 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u17 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u16 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u21 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Schematic Name: adc_bridge_2, NgSpice Name: adc_bridge
+.model u12 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: adc_bridge_1, NgSpice Name: adc_bridge
+.model u20 adc_bridge(in_low=1.0 in_high=2.0 rise_delay=1.0e-9 fall_delay=1.0e-9 )
+* Schematic Name: dac_bridge_1, NgSpice Name: dac_bridge
+.model u22 dac_bridge(out_low=0.0 out_high=5.0 out_undef=0.5 input_load=1.0e-12 t_rise=1.0e-9 t_fall=1.0e-9 )
+* Control Statements
+
+.ends CD4024BC
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC_Previous_Values.xml b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC_Previous_Values.xml
new file mode 100644
index 000000000..765cb99d7
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/CD4024BC_Previous_Values.xml
@@ -0,0 +1 @@
+d_tristated_tristated_tristated_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterdac_bridgedac_bridgedac_bridgeadc_bridgedac_bridgeadc_bridgedac_bridgedac_bridgeadc_bridgeadc_bridgedac_bridgeC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\PMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\PMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\PMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\NMOS-180nm.libC:\FOSSEE\eSim\library\deviceModelLibrary\MOS\PMOS-180nm.libtruefalsefalseHzHz0Volts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesVolts or Amperessecsecsec
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/NMOS-180nm.lib b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/NMOS-180nm.lib
new file mode 100644
index 000000000..51e9b1196
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/NMOS-180nm.lib
@@ -0,0 +1,13 @@
+.model CMOSN NMOS (LEVEL=8 VERSION=3.2 TNOM=27 TOX=4.1E-9 XJ=1E-7 NCH=2.3549E17 VTH0=0.3823463 K1=0.5810697
++ K2=4.774618E-3 K3=0.0431669 K3B=1.1498346 W0=1E-7 NLX=1.910552E-7 DVT0W=0 DVT1W=0 DVT2W=0
++ DVT0=1.2894824 DVT1=0.3622063 DVT2=0.0713729 U0=280.633249 UA=-1.208537E-9 UB=2.158625E-18
++ UC=5.342807E-11 VSAT=9.366802E4 A0=1.7593146 AGS=0.3939741 B0=-6.413949E-9 B1=-1E-7 KETA=-5.180424E-4
++ A1=0 A2=1 RDSW=105.5517558 PRWG=0.5 PRWB=-0.1998871 WR=1 WINT=7.904732E-10 LINT=1.571424E-8 XL=0
++ XW=-1E-8 DWG=1.297221E-9 DWB=1.479041E-9 VOFF=-0.0955434 NFACTOR=2.4358891 CIT=0 CDSC=2.4E-4 CDSCD=0
++ CDSCB=0 ETA0=3.104851E-3 ETAB=-2.512384E-5 DSUB=0.0167075 PCLM=0.8073191 PDIBLC1=0.1666161 PDIBLC2=3.112892E-3
++ PDIBLCB=-0.1 DROUT=0.7875618 PSCBE1=8E10 PSCBE2=9.213635E-10 PVAG=3.85243E-3 DELTA=0.01 RSH=6.7 MOBMOD=1
++ PRT=0 UTE=-1.5 KT1=-0.11 KT1L=0 KT2=0.022 UA1=4.31E-9 UB1=-7.61E-18 UC1=-5.6E-11 AT=3.3E4 WL=0 WLN=1
++ WW=0 WWN=1 WWL=0 LL=0 LLN=1 LW=0 LWN=1 LWL=0 CAPMOD=2 XPART=0.5 CGDO=7.08E-10 CGSO=7.08E-10 CGBO=1E-12
++ CJ=9.68858E-4 PB=0.8 MJ=0.3864502 CJSW=2.512138E-10 PBSW=0.809286 MJSW=0.1060414 CJSWG=3.3E-10 PBSWG=0.809286
++ MJSWG=0.1060414 CF=0 PVTH0=-1.192722E-3 PRDSW=-5 PK2=6.450505E-5 WKETA=-4.27294E-4 LKETA=-0.0104078
++ PU0=6.3268729 PUA=2.226552E-11 PUB=0 PVSAT=969.1480157 PETA0=1E-4 PKETA=-1.049509E-3)
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/PMOS-180nm.lib b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/PMOS-180nm.lib
new file mode 100644
index 000000000..032b5b95e
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/PMOS-180nm.lib
@@ -0,0 +1,11 @@
+.model CMOSP PMOS (LEVEL=8 VERSION=3.2 TNOM=27 TOX=4.1E-9 XJ=1E-7 NCH=4.1589E17 VTH0=-0.3938813 K1=0.5479015
++ K2=0.0360586 K3=0.0993095 K3B=5.7086622 W0=1E-6 NLX=1.313191E-7 DVT0W=0 DVT1W=0 DVT2W=0 DVT0=0.4911363
++ DVT1=0.2227356 DVT2=0.1 U0=115.6852975 UA=1.505832E-9 UB=1E-21 UC=-1E-10 VSAT=1.329694E5 A0=1.7590478
++ AGS=0.3641621 B0=3.427126E-7 B1=1.062928E-6 KETA=0.0134667 A1=0.6859506 A2=0.3506788 RDSW=168.5705677
++ PRWG=0.5 PRWB=-0.4987371 WR=1 WINT=0 LINT=3.028832E-8 XL=0 XW=-1E-8 DWG=-2.349633E-8 DWB=-7.152486E-9
++ VOFF=-0.0994037 NFACTOR=1.9424315 CIT=0 CDSC=2.4E-4 CDSCD=0 CDSCB=0 ETA0=0.0608072 ETAB=-0.0426148
++ DSUB=0.7343015 PCLM=3.2579974 PDIBLC1=7.229527E-6 PDIBLC2=0.025389 PDIBLCB=-1E-3 DROUT=0 PSCBE1=1.454878E10
++ PSCBE2=4.202027E-9 PVAG=15 DELTA=0.01 RSH=7.8 MOBMOD=1 PRT=0 UTE=-1.5 KT1=-0.11 KT1L=0 KT2=0.022 UA1=4.31E-9
++ UB1=-7.61E-18 UC1=-5.6E-11 AT=3.3E4 WL=0 WLN=1 WW=0 WWN=1 WWL=0 LL=0 LLN=1 LW=0 LWN=1 LWL=0 CAPMOD=2 XPART=0.5
++ CGDO=6.32E-10 CGSO=6.32E-10 CGBO=1E-12 CJ=1.172138E-3 PB=0.8421173 MJ=0.4109788 CJSW=2.242609E-10 PBSW=0.8 + MJSW=0.3752089 CJSWG=4.22E-10 PBSWG=0.8 MJSWG=0.3752089 CF=0 PVTH0=1.888482E-3 PRDSW=11.5315407 PK2=1.559399E-3
++ WKETA=0.0319301 LKETA=2.955547E-3 PU0=-1.1105313 PUA=-4.62102E-11 PUB=1E-21 PVSAT=50 PETA0=1E-4 PKETA=-4.346368E-3)
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4024BC/analysis b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/analysis
new file mode 100644
index 000000000..ebd5c0a94
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4024BC/analysis
@@ -0,0 +1 @@
+.tran 0e-00 0e-00 0e-00
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and-cache.lib b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and-cache.lib
new file mode 100644
index 000000000..af0586415
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and-cache.lib
@@ -0,0 +1,61 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_and
+#
+DEF d_and U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_and" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.cir b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.cir
new file mode 100644
index 000000000..ba296cf01
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.cir
@@ -0,0 +1,13 @@
+* C:\Users\malli\eSim\src\SubcircuitLibrary\3_and\3_and.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 03/26/19 18:42:57
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U2 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U2-Pad3_ d_and
+U3 Net-_U2-Pad3_ Net-_U1-Pad3_ Net-_U1-Pad4_ d_and
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ PORT
+
+.end
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.cir.out b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.cir.out
new file mode 100644
index 000000000..d7cf79a07
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.cir.out
@@ -0,0 +1,20 @@
+* c:\users\malli\esim\src\subcircuitlibrary\3_and\3_and.cir
+
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_and
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_and
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ port
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.pro b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.pro
new file mode 100644
index 000000000..00597a5ad
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.pro
@@ -0,0 +1,43 @@
+update=05/31/19 15:26:09
+version=1
+last_client=eeschema
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=../../../kicadSchematicLibrary
+[eeschema/libraries]
+LibName1=eSim_Analog
+LibName2=eSim_Devices
+LibName3=eSim_Digital
+LibName4=eSim_Hybrid
+LibName5=eSim_Miscellaneous
+LibName6=eSim_Plot
+LibName7=eSim_Power
+LibName8=eSim_User
+LibName9=eSim_Sources
+LibName10=eSim_Subckt
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.sch b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.sch
new file mode 100644
index 000000000..d6ac89f95
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.sch
@@ -0,0 +1,130 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Plot
+LIBS:eSim_Power
+LIBS:eSim_PSpice
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_User
+LIBS:3_and-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L d_and U2
+U 1 1 5C9A24D8
+P 4250 2700
+F 0 "U2" H 4250 2700 60 0000 C CNN
+F 1 "d_and" H 4300 2800 60 0000 C CNN
+F 2 "" H 4250 2700 60 0000 C CNN
+F 3 "" H 4250 2700 60 0000 C CNN
+ 1 4250 2700
+ 1 0 0 -1
+$EndComp
+$Comp
+L d_and U3
+U 1 1 5C9A2538
+P 5150 2900
+F 0 "U3" H 5150 2900 60 0000 C CNN
+F 1 "d_and" H 5200 3000 60 0000 C CNN
+F 2 "" H 5150 2900 60 0000 C CNN
+F 3 "" H 5150 2900 60 0000 C CNN
+ 1 5150 2900
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 1 1 5C9A259A
+P 3050 2600
+F 0 "U1" H 3100 2700 30 0000 C CNN
+F 1 "PORT" H 3050 2600 30 0000 C CNN
+F 2 "" H 3050 2600 60 0000 C CNN
+F 3 "" H 3050 2600 60 0000 C CNN
+ 1 3050 2600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 2 1 5C9A25D9
+P 3050 2800
+F 0 "U1" H 3100 2900 30 0000 C CNN
+F 1 "PORT" H 3050 2800 30 0000 C CNN
+F 2 "" H 3050 2800 60 0000 C CNN
+F 3 "" H 3050 2800 60 0000 C CNN
+ 2 3050 2800
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 3 1 5C9A260A
+P 3050 3100
+F 0 "U1" H 3100 3200 30 0000 C CNN
+F 1 "PORT" H 3050 3100 30 0000 C CNN
+F 2 "" H 3050 3100 60 0000 C CNN
+F 3 "" H 3050 3100 60 0000 C CNN
+ 3 3050 3100
+ 1 0 0 -1
+$EndComp
+$Comp
+L PORT U1
+U 4 1 5C9A2637
+P 6900 2850
+F 0 "U1" H 6950 2950 30 0000 C CNN
+F 1 "PORT" H 6900 2850 30 0000 C CNN
+F 2 "" H 6900 2850 60 0000 C CNN
+F 3 "" H 6900 2850 60 0000 C CNN
+ 4 6900 2850
+ -1 0 0 1
+$EndComp
+Wire Wire Line
+ 4700 2650 4700 2800
+Wire Wire Line
+ 5600 2850 6650 2850
+Wire Wire Line
+ 3800 2600 3300 2600
+Wire Wire Line
+ 3800 2700 3300 2700
+Wire Wire Line
+ 3300 2700 3300 2800
+Wire Wire Line
+ 3300 3100 4700 3100
+Wire Wire Line
+ 4700 3100 4700 2900
+Text Notes 3500 2600 0 60 ~ 12
+in1
+Text Notes 3450 2800 0 60 ~ 12
+in2\n
+Text Notes 3500 3100 0 60 ~ 12
+in3
+Text Notes 6100 2850 0 60 ~ 12
+out
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.sub b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.sub
new file mode 100644
index 000000000..3d9120bb6
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and.sub
@@ -0,0 +1,14 @@
+* Subcircuit 3_and
+.subckt 3_and net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_
+* c:\users\malli\esim\src\subcircuitlibrary\3_and\3_and.cir
+* u2 net-_u1-pad1_ net-_u1-pad2_ net-_u2-pad3_ d_and
+* u3 net-_u2-pad3_ net-_u1-pad3_ net-_u1-pad4_ d_and
+a1 [net-_u1-pad1_ net-_u1-pad2_ ] net-_u2-pad3_ u2
+a2 [net-_u2-pad3_ net-_u1-pad3_ ] net-_u1-pad4_ u3
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u2 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Schematic Name: d_and, NgSpice Name: d_and
+.model u3 d_and(fall_delay=1.0e-9 input_load=1.0e-12 rise_delay=1.0e-9 )
+* Control Statements
+
+.ends 3_and
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and_Previous_Values.xml b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and_Previous_Values.xml
new file mode 100644
index 000000000..abc5faaae
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/3_and_Previous_Values.xml
@@ -0,0 +1 @@
+d_andd_andtruefalsefalseHzHz0Volts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesSecSecSec
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC-cache.lib b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC-cache.lib
new file mode 100644
index 000000000..73197eac6
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC-cache.lib
@@ -0,0 +1,126 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 3_and
+#
+DEF 3_and X 0 40 Y Y 1 F N
+F0 "X" 100 -50 60 H V C CNN
+F1 "3_and" 150 150 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 150 50 158 716 -716 0 1 0 N 200 200 200 -100
+P 2 0 1 0 -150 200 200 200 N
+P 3 0 1 0 -150 200 -150 -100 200 -100 N
+X in1 1 -350 150 200 R 50 50 1 1 I
+X in2 2 -350 50 200 R 50 50 1 1 I
+X in3 3 -350 -50 200 R 50 50 1 1 I
+X out 4 500 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# PORT
+#
+DEF PORT U 0 40 Y Y 26 F N
+F0 "U" 50 100 30 H V C CNN
+F1 "PORT" 0 0 30 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 325 225 285 -1421 -1278 0 1 0 N 100 50 150 0
+A 376 -275 356 1294 1408 0 1 0 N 150 0 100 -50
+S -100 50 100 -50 0 1 0 N
+X ~ 1 250 0 100 L 30 30 1 1 B
+X ~ 2 250 0 100 L 30 30 2 1 B
+X ~ 3 250 0 100 L 30 30 3 1 B
+X ~ 4 250 0 100 L 30 30 4 1 B
+X ~ 5 250 0 100 L 30 30 5 1 B
+X ~ 6 250 0 100 L 30 30 6 1 B
+X ~ 7 250 0 100 L 30 30 7 1 B
+X ~ 8 250 0 100 L 30 30 8 1 B
+X ~ 9 250 0 100 L 30 30 9 1 B
+X ~ 10 250 0 100 L 30 30 10 1 B
+X ~ 11 250 0 100 L 30 30 11 1 B
+X ~ 12 250 0 100 L 30 30 12 1 B
+X ~ 13 250 0 100 L 30 30 13 1 B
+X ~ 14 250 0 100 L 30 30 14 1 B
+X ~ 15 250 0 100 L 30 30 15 1 B
+X ~ 16 250 0 100 L 30 30 16 1 B
+X ~ 17 250 0 100 L 30 30 17 1 B
+X ~ 18 250 0 100 L 30 30 18 1 B
+X ~ 19 250 0 100 L 30 30 19 1 B
+X ~ 20 250 0 100 L 30 30 20 1 B
+X ~ 21 250 0 100 L 30 30 21 1 B
+X ~ 22 250 0 100 L 30 30 22 1 B
+X ~ 23 250 0 100 L 30 30 23 1 B
+X ~ 24 250 0 100 L 30 30 24 1 B
+X ~ 25 250 0 100 L 30 30 25 1 B
+X ~ 26 250 0 100 L 30 30 26 1 B
+ENDDRAW
+ENDDEF
+#
+# d_buffer
+#
+DEF d_buffer U 0 40 Y Y 1 F N
+F0 "U" 0 -50 60 H V C CNN
+F1 "d_buffer" 0 50 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+P 4 0 1 0 -300 200 -300 -200 450 0 -300 200 N
+X IN 1 -500 0 200 R 50 50 1 1 I
+X OUT 2 650 0 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+# d_inverter
+#
+DEF d_inverter U 0 40 Y Y 1 F N
+F0 "U" 0 -100 60 H V C CNN
+F1 "d_inverter" 0 150 60 H V C CNN
+F2 "" 50 -50 60 H V C CNN
+F3 "" 50 -50 60 H V C CNN
+DRAW
+P 4 0 1 0 -100 50 -100 -50 100 0 -100 50 N
+X ~ 1 -300 0 200 R 50 50 1 1 I
+X ~ 2 300 0 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_nand
+#
+DEF d_nand U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_nand" 50 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A 149 50 100 -894 0 0 1 0 N 150 -50 250 50
+A 150 49 100 6 900 0 1 0 N 250 50 150 150
+P 4 0 1 0 150 -50 -250 -50 -250 150 150 150 N
+X IN1 1 -450 100 200 R 50 50 1 1 I
+X IN2 2 -450 0 200 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O I
+ENDDRAW
+ENDDEF
+#
+# d_or
+#
+DEF d_or U 0 40 Y Y 1 F N
+F0 "U" 0 0 60 H V C CNN
+F1 "d_or" 0 100 60 H V C CNN
+F2 "" 0 0 60 H V C CNN
+F3 "" 0 0 60 H V C CNN
+DRAW
+A -450 50 224 266 -266 0 1 0 N -250 150 -250 -50
+A -25 -124 325 574 323 0 1 0 N 150 150 250 50
+A 74 125 191 -665 -231 0 1 0 N 150 -50 250 50
+P 2 0 1 0 -250 -50 150 -50 N
+P 2 0 1 0 -250 150 150 150 N
+X IN1 1 -450 100 215 R 50 50 1 1 I
+X IN2 2 -450 0 215 R 50 50 1 1 I
+X OUT 3 450 50 200 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
+#End Library
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.cir b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.cir
new file mode 100644
index 000000000..f33d02a4a
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.cir
@@ -0,0 +1,118 @@
+* C:\FOSSEE\eSim\library\SubcircuitLibrary\CD4724BC\CD4724BC.cir
+
+* EESchema Netlist Version 1.1 (Spice format) creation date: 06/19/25 16:51:05
+
+* To exclude a component from the Spice Netlist add [Spice_Netlist_Enabled] user FIELD set to: N
+* To reorder the component spice node sequence add [Spice_Node_Sequence] user FIELD and define sequence: 2,1,0
+
+* Sheet Name: /
+U11 Net-_U1-Pad4_ Net-_U11-Pad2_ d_inverter
+U18 Net-_U11-Pad2_ Net-_U18-Pad2_ d_inverter
+U12 Net-_U1-Pad5_ Net-_U12-Pad2_ d_inverter
+U19 Net-_U12-Pad2_ Net-_U1-Pad6_ Net-_U19-Pad3_ d_nand
+U20 Net-_U19-Pad3_ Net-_U12-Pad2_ Net-_U20-Pad3_ d_nand
+U1 Net-_U1-Pad1_ Net-_U1-Pad2_ Net-_U1-Pad3_ Net-_U1-Pad4_ Net-_U1-Pad5_ Net-_U1-Pad6_ Net-_U1-Pad7_ Net-_U1-Pad8_ Net-_U1-Pad9_ Net-_U1-Pad10_ Net-_U1-Pad11_ Net-_U1-Pad12_ Net-_U1-Pad13_ Net-_U1-Pad14_ PORT
+U58 Net-_U31-Pad3_ Net-_U32-Pad3_ Net-_U39-Pad1_ d_nand
+U32 Net-_U18-Pad2_ Net-_U32-Pad2_ Net-_U32-Pad3_ d_or
+U31 Net-_U19-Pad3_ Net-_U31-Pad2_ Net-_U31-Pad3_ d_or
+U39 Net-_U39-Pad1_ Net-_U39-Pad2_ d_buffer
+U62 Net-_U39-Pad2_ Net-_U42-Pad3_ Net-_U62-Pad3_ d_nand
+U42 Net-_U31-Pad2_ Net-_U20-Pad3_ Net-_U42-Pad3_ d_or
+U72 Net-_U62-Pad3_ Net-_U1-Pad7_ d_inverter
+U59 Net-_U33-Pad3_ Net-_U34-Pad3_ Net-_U40-Pad1_ d_nand
+U34 Net-_U18-Pad2_ Net-_U34-Pad2_ Net-_U34-Pad3_ d_or
+U33 Net-_U19-Pad3_ Net-_U33-Pad2_ Net-_U33-Pad3_ d_or
+U40 Net-_U40-Pad1_ Net-_U40-Pad2_ d_buffer
+U63 Net-_U40-Pad2_ Net-_U43-Pad3_ Net-_U100-Pad1_ d_nand
+U43 Net-_U33-Pad2_ Net-_U20-Pad3_ Net-_U43-Pad3_ d_or
+U73 Net-_U100-Pad1_ Net-_U1-Pad8_ d_inverter
+U56 Net-_U27-Pad3_ Net-_U28-Pad3_ Net-_U30-Pad1_ d_nand
+U28 Net-_U18-Pad2_ Net-_U28-Pad2_ Net-_U28-Pad3_ d_or
+U27 Net-_U19-Pad3_ Net-_U10-Pad2_ Net-_U27-Pad3_ d_or
+U30 Net-_U30-Pad1_ Net-_U30-Pad2_ d_buffer
+U60 Net-_U30-Pad2_ Net-_U36-Pad3_ Net-_U60-Pad3_ d_nand
+U36 Net-_U10-Pad2_ Net-_U20-Pad3_ Net-_U36-Pad3_ d_or
+U71 Net-_U60-Pad3_ Net-_U1-Pad9_ d_inverter
+U53 Net-_U21-Pad3_ Net-_U22-Pad3_ Net-_U23-Pad1_ d_nand
+U22 Net-_U18-Pad2_ Net-_U22-Pad2_ Net-_U22-Pad3_ d_or
+U21 Net-_U19-Pad3_ Net-_U13-Pad2_ Net-_U21-Pad3_ d_or
+U23 Net-_U23-Pad1_ Net-_U23-Pad2_ d_buffer
+U54 Net-_U23-Pad2_ Net-_U24-Pad3_ Net-_U54-Pad3_ d_nand
+U24 Net-_U13-Pad2_ Net-_U20-Pad3_ Net-_U24-Pad3_ d_or
+U69 Net-_U54-Pad3_ Net-_U1-Pad10_ d_inverter
+U55 Net-_U25-Pad3_ Net-_U26-Pad3_ Net-_U29-Pad1_ d_nand
+U26 Net-_U18-Pad2_ Net-_U26-Pad2_ Net-_U26-Pad3_ d_or
+U25 Net-_U19-Pad3_ Net-_U14-Pad2_ Net-_U25-Pad3_ d_or
+U29 Net-_U29-Pad1_ Net-_U29-Pad2_ d_buffer
+U57 Net-_U29-Pad2_ Net-_U35-Pad3_ Net-_U57-Pad3_ d_nand
+U35 Net-_U14-Pad2_ Net-_U20-Pad3_ Net-_U35-Pad3_ d_or
+U70 Net-_U57-Pad3_ Net-_U1-Pad11_ d_inverter
+U61 Net-_U37-Pad3_ Net-_U38-Pad3_ Net-_U41-Pad1_ d_nand
+U38 Net-_U18-Pad2_ Net-_U38-Pad2_ Net-_U38-Pad3_ d_or
+U37 Net-_U19-Pad3_ Net-_U15-Pad2_ Net-_U37-Pad3_ d_or
+U41 Net-_U41-Pad1_ Net-_U41-Pad2_ d_buffer
+U64 Net-_U41-Pad2_ Net-_U44-Pad3_ Net-_U64-Pad3_ d_nand
+U44 Net-_U15-Pad2_ Net-_U20-Pad3_ Net-_U44-Pad3_ d_or
+U74 Net-_U64-Pad3_ Net-_U1-Pad12_ d_inverter
+U65 Net-_U45-Pad3_ Net-_U46-Pad3_ Net-_U47-Pad1_ d_nand
+U46 Net-_U18-Pad2_ Net-_U46-Pad2_ Net-_U46-Pad3_ d_or
+U45 Net-_U19-Pad3_ Net-_U16-Pad2_ Net-_U45-Pad3_ d_or
+U47 Net-_U47-Pad1_ Net-_U47-Pad2_ d_buffer
+U66 Net-_U47-Pad2_ Net-_U48-Pad3_ Net-_U66-Pad3_ d_nand
+U48 Net-_U16-Pad2_ Net-_U20-Pad3_ Net-_U48-Pad3_ d_or
+U75 Net-_U66-Pad3_ Net-_U1-Pad13_ d_inverter
+U67 Net-_U49-Pad3_ Net-_U50-Pad3_ Net-_U51-Pad1_ d_nand
+U50 Net-_U18-Pad2_ Net-_U50-Pad2_ Net-_U50-Pad3_ d_or
+U49 Net-_U19-Pad3_ Net-_U17-Pad2_ Net-_U49-Pad3_ d_or
+U51 Net-_U51-Pad1_ Net-_U51-Pad2_ d_buffer
+U68 Net-_U51-Pad2_ Net-_U52-Pad3_ Net-_U68-Pad3_ d_nand
+U52 Net-_U17-Pad2_ Net-_U20-Pad3_ Net-_U52-Pad3_ d_or
+U76 Net-_U68-Pad3_ Net-_U1-Pad14_ d_inverter
+U2 Net-_U1-Pad1_ Net-_U2-Pad2_ d_inverter
+U3 Net-_U2-Pad2_ Net-_U3-Pad2_ d_inverter
+U4 Net-_U1-Pad2_ Net-_U4-Pad2_ d_inverter
+U5 Net-_U4-Pad2_ Net-_U5-Pad2_ d_inverter
+U6 Net-_U1-Pad3_ Net-_U6-Pad2_ d_inverter
+U7 Net-_U6-Pad2_ Net-_U7-Pad2_ d_inverter
+X1 Net-_U6-Pad2_ Net-_U4-Pad2_ Net-_U2-Pad2_ Net-_U8-Pad1_ 3_and
+X2 Net-_U7-Pad2_ Net-_U4-Pad2_ Net-_U2-Pad2_ Net-_U9-Pad1_ 3_and
+X3 Net-_U6-Pad2_ Net-_U5-Pad2_ Net-_U2-Pad2_ Net-_U10-Pad1_ 3_and
+X4 Net-_U7-Pad2_ Net-_U5-Pad2_ Net-_U2-Pad2_ Net-_U13-Pad1_ 3_and
+X5 Net-_U6-Pad2_ Net-_U4-Pad2_ Net-_U3-Pad2_ Net-_U14-Pad1_ 3_and
+X6 Net-_U7-Pad2_ Net-_U4-Pad2_ Net-_U3-Pad2_ Net-_U15-Pad1_ 3_and
+X7 Net-_U6-Pad2_ Net-_U5-Pad2_ Net-_U3-Pad2_ Net-_U16-Pad1_ 3_and
+X8 Net-_U7-Pad2_ Net-_U5-Pad2_ Net-_U3-Pad2_ Net-_U17-Pad1_ 3_and
+U8 Net-_U8-Pad1_ Net-_U31-Pad2_ d_inverter
+U9 Net-_U9-Pad1_ Net-_U33-Pad2_ d_inverter
+U10 Net-_U10-Pad1_ Net-_U10-Pad2_ d_inverter
+U13 Net-_U13-Pad1_ Net-_U13-Pad2_ d_inverter
+U14 Net-_U14-Pad1_ Net-_U14-Pad2_ d_inverter
+U15 Net-_U15-Pad1_ Net-_U15-Pad2_ d_inverter
+U16 Net-_U16-Pad1_ Net-_U16-Pad2_ d_inverter
+U17 Net-_U17-Pad1_ Net-_U17-Pad2_ d_inverter
+U81 Net-_U39-Pad1_ IC
+U86 Net-_U40-Pad1_ IC
+U82 Net-_U30-Pad1_ IC
+U77 Net-_U23-Pad1_ IC
+U79 Net-_U29-Pad1_ IC
+U84 Net-_U41-Pad1_ IC
+U89 Net-_U47-Pad1_ IC
+U90 Net-_U51-Pad1_ IC
+U80 Net-_U62-Pad3_ Net-_U32-Pad2_ d_buffer
+U98 Net-_U100-Pad1_ Net-_U34-Pad2_ d_buffer
+U83 Net-_U60-Pad3_ Net-_U28-Pad2_ d_buffer
+U78 Net-_U54-Pad3_ Net-_U22-Pad2_ d_buffer
+U85 Net-_U57-Pad3_ Net-_U26-Pad2_ d_buffer
+U87 Net-_U64-Pad3_ Net-_U38-Pad2_ d_buffer
+U91 Net-_U66-Pad3_ Net-_U46-Pad2_ d_buffer
+U96 Net-_U68-Pad3_ Net-_U50-Pad2_ d_buffer
+U99 Net-_U68-Pad3_ IC
+U97 Net-_U66-Pad3_ IC
+U95 Net-_U64-Pad3_ IC
+U92 Net-_U57-Pad3_ IC
+U88 Net-_U54-Pad3_ IC
+U93 Net-_U60-Pad3_ IC
+U100 Net-_U100-Pad1_ IC
+U94 Net-_U62-Pad3_ IC
+
+.end
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.cir.out b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.cir.out
new file mode 100644
index 000000000..5ebdb71bb
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.cir.out
@@ -0,0 +1,401 @@
+* c:\fossee\esim\library\subcircuitlibrary\cd4724bc\cd4724bc.cir
+
+.include 3_and.sub
+* u94 net-_u62-pad3_ ic
+.ic v(net-_u62-pad3_)=0
+* u100 net-_u100-pad1_ ic
+.ic v(net-_u100-pad1_)=0
+* u93 net-_u60-pad3_ ic
+.ic v(net-_u60-pad3_)=0
+* u88 net-_u54-pad3_ ic
+.ic v(net-_u54-pad3_)=0
+* u92 net-_u57-pad3_ ic
+.ic v(net-_u57-pad3_)=0
+* u95 net-_u64-pad3_ ic
+.ic v(net-_u64-pad3_)=0
+* u97 net-_u66-pad3_ ic
+.ic v(net-_u66-pad3_)=0
+* u99 net-_u68-pad3_ ic
+.ic v(net-_u68-pad3_)=0
+* u90 net-_u51-pad1_ ic
+.ic v(net-_u51-pad1_)=5
+* u89 net-_u47-pad1_ ic
+.ic v(net-_u47-pad1_)=5
+* u84 net-_u41-pad1_ ic
+.ic v(net-_u41-pad1_)=5
+* u79 net-_u29-pad1_ ic
+.ic v(net-_u29-pad1_)=5
+* u77 net-_u23-pad1_ ic
+.ic v(net-_u23-pad1_)=5
+* u82 net-_u30-pad1_ ic
+.ic v(net-_u30-pad1_)=5
+* u86 net-_u40-pad1_ ic
+.ic v(net-_u40-pad1_)=5
+* u81 net-_u39-pad1_ ic
+.ic v(net-_u39-pad1_)=5
+* u11 net-_u1-pad4_ net-_u11-pad2_ d_inverter
+* u18 net-_u11-pad2_ net-_u18-pad2_ d_inverter
+* u12 net-_u1-pad5_ net-_u12-pad2_ d_inverter
+* u19 net-_u12-pad2_ net-_u1-pad6_ net-_u19-pad3_ d_nand
+* u20 net-_u19-pad3_ net-_u12-pad2_ net-_u20-pad3_ d_nand
+* u1 net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_ port
+* u58 net-_u31-pad3_ net-_u32-pad3_ net-_u39-pad1_ d_nand
+* u32 net-_u18-pad2_ net-_u32-pad2_ net-_u32-pad3_ d_or
+* u31 net-_u19-pad3_ net-_u31-pad2_ net-_u31-pad3_ d_or
+* u39 net-_u39-pad1_ net-_u39-pad2_ d_buffer
+* u62 net-_u39-pad2_ net-_u42-pad3_ net-_u62-pad3_ d_nand
+* u42 net-_u31-pad2_ net-_u20-pad3_ net-_u42-pad3_ d_or
+* u72 net-_u62-pad3_ net-_u1-pad7_ d_inverter
+* u59 net-_u33-pad3_ net-_u34-pad3_ net-_u40-pad1_ d_nand
+* u34 net-_u18-pad2_ net-_u34-pad2_ net-_u34-pad3_ d_or
+* u33 net-_u19-pad3_ net-_u33-pad2_ net-_u33-pad3_ d_or
+* u40 net-_u40-pad1_ net-_u40-pad2_ d_buffer
+* u63 net-_u40-pad2_ net-_u43-pad3_ net-_u100-pad1_ d_nand
+* u43 net-_u33-pad2_ net-_u20-pad3_ net-_u43-pad3_ d_or
+* u73 net-_u100-pad1_ net-_u1-pad8_ d_inverter
+* u56 net-_u27-pad3_ net-_u28-pad3_ net-_u30-pad1_ d_nand
+* u28 net-_u18-pad2_ net-_u28-pad2_ net-_u28-pad3_ d_or
+* u27 net-_u19-pad3_ net-_u10-pad2_ net-_u27-pad3_ d_or
+* u30 net-_u30-pad1_ net-_u30-pad2_ d_buffer
+* u60 net-_u30-pad2_ net-_u36-pad3_ net-_u60-pad3_ d_nand
+* u36 net-_u10-pad2_ net-_u20-pad3_ net-_u36-pad3_ d_or
+* u71 net-_u60-pad3_ net-_u1-pad9_ d_inverter
+* u53 net-_u21-pad3_ net-_u22-pad3_ net-_u23-pad1_ d_nand
+* u22 net-_u18-pad2_ net-_u22-pad2_ net-_u22-pad3_ d_or
+* u21 net-_u19-pad3_ net-_u13-pad2_ net-_u21-pad3_ d_or
+* u23 net-_u23-pad1_ net-_u23-pad2_ d_buffer
+* u54 net-_u23-pad2_ net-_u24-pad3_ net-_u54-pad3_ d_nand
+* u24 net-_u13-pad2_ net-_u20-pad3_ net-_u24-pad3_ d_or
+* u69 net-_u54-pad3_ net-_u1-pad10_ d_inverter
+* u55 net-_u25-pad3_ net-_u26-pad3_ net-_u29-pad1_ d_nand
+* u26 net-_u18-pad2_ net-_u26-pad2_ net-_u26-pad3_ d_or
+* u25 net-_u19-pad3_ net-_u14-pad2_ net-_u25-pad3_ d_or
+* u29 net-_u29-pad1_ net-_u29-pad2_ d_buffer
+* u57 net-_u29-pad2_ net-_u35-pad3_ net-_u57-pad3_ d_nand
+* u35 net-_u14-pad2_ net-_u20-pad3_ net-_u35-pad3_ d_or
+* u70 net-_u57-pad3_ net-_u1-pad11_ d_inverter
+* u61 net-_u37-pad3_ net-_u38-pad3_ net-_u41-pad1_ d_nand
+* u38 net-_u18-pad2_ net-_u38-pad2_ net-_u38-pad3_ d_or
+* u37 net-_u19-pad3_ net-_u15-pad2_ net-_u37-pad3_ d_or
+* u41 net-_u41-pad1_ net-_u41-pad2_ d_buffer
+* u64 net-_u41-pad2_ net-_u44-pad3_ net-_u64-pad3_ d_nand
+* u44 net-_u15-pad2_ net-_u20-pad3_ net-_u44-pad3_ d_or
+* u74 net-_u64-pad3_ net-_u1-pad12_ d_inverter
+* u65 net-_u45-pad3_ net-_u46-pad3_ net-_u47-pad1_ d_nand
+* u46 net-_u18-pad2_ net-_u46-pad2_ net-_u46-pad3_ d_or
+* u45 net-_u19-pad3_ net-_u16-pad2_ net-_u45-pad3_ d_or
+* u47 net-_u47-pad1_ net-_u47-pad2_ d_buffer
+* u66 net-_u47-pad2_ net-_u48-pad3_ net-_u66-pad3_ d_nand
+* u48 net-_u16-pad2_ net-_u20-pad3_ net-_u48-pad3_ d_or
+* u75 net-_u66-pad3_ net-_u1-pad13_ d_inverter
+* u67 net-_u49-pad3_ net-_u50-pad3_ net-_u51-pad1_ d_nand
+* u50 net-_u18-pad2_ net-_u50-pad2_ net-_u50-pad3_ d_or
+* u49 net-_u19-pad3_ net-_u17-pad2_ net-_u49-pad3_ d_or
+* u51 net-_u51-pad1_ net-_u51-pad2_ d_buffer
+* u68 net-_u51-pad2_ net-_u52-pad3_ net-_u68-pad3_ d_nand
+* u52 net-_u17-pad2_ net-_u20-pad3_ net-_u52-pad3_ d_or
+* u76 net-_u68-pad3_ net-_u1-pad14_ d_inverter
+* u2 net-_u1-pad1_ net-_u2-pad2_ d_inverter
+* u3 net-_u2-pad2_ net-_u3-pad2_ d_inverter
+* u4 net-_u1-pad2_ net-_u4-pad2_ d_inverter
+* u5 net-_u4-pad2_ net-_u5-pad2_ d_inverter
+* u6 net-_u1-pad3_ net-_u6-pad2_ d_inverter
+* u7 net-_u6-pad2_ net-_u7-pad2_ d_inverter
+x1 net-_u6-pad2_ net-_u4-pad2_ net-_u2-pad2_ net-_u8-pad1_ 3_and
+x2 net-_u7-pad2_ net-_u4-pad2_ net-_u2-pad2_ net-_u9-pad1_ 3_and
+x3 net-_u6-pad2_ net-_u5-pad2_ net-_u2-pad2_ net-_u10-pad1_ 3_and
+x4 net-_u7-pad2_ net-_u5-pad2_ net-_u2-pad2_ net-_u13-pad1_ 3_and
+x5 net-_u6-pad2_ net-_u4-pad2_ net-_u3-pad2_ net-_u14-pad1_ 3_and
+x6 net-_u7-pad2_ net-_u4-pad2_ net-_u3-pad2_ net-_u15-pad1_ 3_and
+x7 net-_u6-pad2_ net-_u5-pad2_ net-_u3-pad2_ net-_u16-pad1_ 3_and
+x8 net-_u7-pad2_ net-_u5-pad2_ net-_u3-pad2_ net-_u17-pad1_ 3_and
+* u8 net-_u8-pad1_ net-_u31-pad2_ d_inverter
+* u9 net-_u9-pad1_ net-_u33-pad2_ d_inverter
+* u10 net-_u10-pad1_ net-_u10-pad2_ d_inverter
+* u13 net-_u13-pad1_ net-_u13-pad2_ d_inverter
+* u14 net-_u14-pad1_ net-_u14-pad2_ d_inverter
+* u15 net-_u15-pad1_ net-_u15-pad2_ d_inverter
+* u16 net-_u16-pad1_ net-_u16-pad2_ d_inverter
+* u17 net-_u17-pad1_ net-_u17-pad2_ d_inverter
+* u81 net-_u39-pad1_ ic
+* u86 net-_u40-pad1_ ic
+* u82 net-_u30-pad1_ ic
+* u77 net-_u23-pad1_ ic
+* u79 net-_u29-pad1_ ic
+* u84 net-_u41-pad1_ ic
+* u89 net-_u47-pad1_ ic
+* u90 net-_u51-pad1_ ic
+* u80 net-_u62-pad3_ net-_u32-pad2_ d_buffer
+* u98 net-_u100-pad1_ net-_u34-pad2_ d_buffer
+* u83 net-_u60-pad3_ net-_u28-pad2_ d_buffer
+* u78 net-_u54-pad3_ net-_u22-pad2_ d_buffer
+* u85 net-_u57-pad3_ net-_u26-pad2_ d_buffer
+* u87 net-_u64-pad3_ net-_u38-pad2_ d_buffer
+* u91 net-_u66-pad3_ net-_u46-pad2_ d_buffer
+* u96 net-_u68-pad3_ net-_u50-pad2_ d_buffer
+* u99 net-_u68-pad3_ ic
+* u97 net-_u66-pad3_ ic
+* u95 net-_u64-pad3_ ic
+* u92 net-_u57-pad3_ ic
+* u88 net-_u54-pad3_ ic
+* u93 net-_u60-pad3_ ic
+* u100 net-_u100-pad1_ ic
+* u94 net-_u62-pad3_ ic
+a1 net-_u1-pad4_ net-_u11-pad2_ u11
+a2 net-_u11-pad2_ net-_u18-pad2_ u18
+a3 net-_u1-pad5_ net-_u12-pad2_ u12
+a4 [net-_u12-pad2_ net-_u1-pad6_ ] net-_u19-pad3_ u19
+a5 [net-_u19-pad3_ net-_u12-pad2_ ] net-_u20-pad3_ u20
+a6 [net-_u31-pad3_ net-_u32-pad3_ ] net-_u39-pad1_ u58
+a7 [net-_u18-pad2_ net-_u32-pad2_ ] net-_u32-pad3_ u32
+a8 [net-_u19-pad3_ net-_u31-pad2_ ] net-_u31-pad3_ u31
+a9 net-_u39-pad1_ net-_u39-pad2_ u39
+a10 [net-_u39-pad2_ net-_u42-pad3_ ] net-_u62-pad3_ u62
+a11 [net-_u31-pad2_ net-_u20-pad3_ ] net-_u42-pad3_ u42
+a12 net-_u62-pad3_ net-_u1-pad7_ u72
+a13 [net-_u33-pad3_ net-_u34-pad3_ ] net-_u40-pad1_ u59
+a14 [net-_u18-pad2_ net-_u34-pad2_ ] net-_u34-pad3_ u34
+a15 [net-_u19-pad3_ net-_u33-pad2_ ] net-_u33-pad3_ u33
+a16 net-_u40-pad1_ net-_u40-pad2_ u40
+a17 [net-_u40-pad2_ net-_u43-pad3_ ] net-_u100-pad1_ u63
+a18 [net-_u33-pad2_ net-_u20-pad3_ ] net-_u43-pad3_ u43
+a19 net-_u100-pad1_ net-_u1-pad8_ u73
+a20 [net-_u27-pad3_ net-_u28-pad3_ ] net-_u30-pad1_ u56
+a21 [net-_u18-pad2_ net-_u28-pad2_ ] net-_u28-pad3_ u28
+a22 [net-_u19-pad3_ net-_u10-pad2_ ] net-_u27-pad3_ u27
+a23 net-_u30-pad1_ net-_u30-pad2_ u30
+a24 [net-_u30-pad2_ net-_u36-pad3_ ] net-_u60-pad3_ u60
+a25 [net-_u10-pad2_ net-_u20-pad3_ ] net-_u36-pad3_ u36
+a26 net-_u60-pad3_ net-_u1-pad9_ u71
+a27 [net-_u21-pad3_ net-_u22-pad3_ ] net-_u23-pad1_ u53
+a28 [net-_u18-pad2_ net-_u22-pad2_ ] net-_u22-pad3_ u22
+a29 [net-_u19-pad3_ net-_u13-pad2_ ] net-_u21-pad3_ u21
+a30 net-_u23-pad1_ net-_u23-pad2_ u23
+a31 [net-_u23-pad2_ net-_u24-pad3_ ] net-_u54-pad3_ u54
+a32 [net-_u13-pad2_ net-_u20-pad3_ ] net-_u24-pad3_ u24
+a33 net-_u54-pad3_ net-_u1-pad10_ u69
+a34 [net-_u25-pad3_ net-_u26-pad3_ ] net-_u29-pad1_ u55
+a35 [net-_u18-pad2_ net-_u26-pad2_ ] net-_u26-pad3_ u26
+a36 [net-_u19-pad3_ net-_u14-pad2_ ] net-_u25-pad3_ u25
+a37 net-_u29-pad1_ net-_u29-pad2_ u29
+a38 [net-_u29-pad2_ net-_u35-pad3_ ] net-_u57-pad3_ u57
+a39 [net-_u14-pad2_ net-_u20-pad3_ ] net-_u35-pad3_ u35
+a40 net-_u57-pad3_ net-_u1-pad11_ u70
+a41 [net-_u37-pad3_ net-_u38-pad3_ ] net-_u41-pad1_ u61
+a42 [net-_u18-pad2_ net-_u38-pad2_ ] net-_u38-pad3_ u38
+a43 [net-_u19-pad3_ net-_u15-pad2_ ] net-_u37-pad3_ u37
+a44 net-_u41-pad1_ net-_u41-pad2_ u41
+a45 [net-_u41-pad2_ net-_u44-pad3_ ] net-_u64-pad3_ u64
+a46 [net-_u15-pad2_ net-_u20-pad3_ ] net-_u44-pad3_ u44
+a47 net-_u64-pad3_ net-_u1-pad12_ u74
+a48 [net-_u45-pad3_ net-_u46-pad3_ ] net-_u47-pad1_ u65
+a49 [net-_u18-pad2_ net-_u46-pad2_ ] net-_u46-pad3_ u46
+a50 [net-_u19-pad3_ net-_u16-pad2_ ] net-_u45-pad3_ u45
+a51 net-_u47-pad1_ net-_u47-pad2_ u47
+a52 [net-_u47-pad2_ net-_u48-pad3_ ] net-_u66-pad3_ u66
+a53 [net-_u16-pad2_ net-_u20-pad3_ ] net-_u48-pad3_ u48
+a54 net-_u66-pad3_ net-_u1-pad13_ u75
+a55 [net-_u49-pad3_ net-_u50-pad3_ ] net-_u51-pad1_ u67
+a56 [net-_u18-pad2_ net-_u50-pad2_ ] net-_u50-pad3_ u50
+a57 [net-_u19-pad3_ net-_u17-pad2_ ] net-_u49-pad3_ u49
+a58 net-_u51-pad1_ net-_u51-pad2_ u51
+a59 [net-_u51-pad2_ net-_u52-pad3_ ] net-_u68-pad3_ u68
+a60 [net-_u17-pad2_ net-_u20-pad3_ ] net-_u52-pad3_ u52
+a61 net-_u68-pad3_ net-_u1-pad14_ u76
+a62 net-_u1-pad1_ net-_u2-pad2_ u2
+a63 net-_u2-pad2_ net-_u3-pad2_ u3
+a64 net-_u1-pad2_ net-_u4-pad2_ u4
+a65 net-_u4-pad2_ net-_u5-pad2_ u5
+a66 net-_u1-pad3_ net-_u6-pad2_ u6
+a67 net-_u6-pad2_ net-_u7-pad2_ u7
+a68 net-_u8-pad1_ net-_u31-pad2_ u8
+a69 net-_u9-pad1_ net-_u33-pad2_ u9
+a70 net-_u10-pad1_ net-_u10-pad2_ u10
+a71 net-_u13-pad1_ net-_u13-pad2_ u13
+a72 net-_u14-pad1_ net-_u14-pad2_ u14
+a73 net-_u15-pad1_ net-_u15-pad2_ u15
+a74 net-_u16-pad1_ net-_u16-pad2_ u16
+a75 net-_u17-pad1_ net-_u17-pad2_ u17
+a76 net-_u62-pad3_ net-_u32-pad2_ u80
+a77 net-_u100-pad1_ net-_u34-pad2_ u98
+a78 net-_u60-pad3_ net-_u28-pad2_ u83
+a79 net-_u54-pad3_ net-_u22-pad2_ u78
+a80 net-_u57-pad3_ net-_u26-pad2_ u85
+a81 net-_u64-pad3_ net-_u38-pad2_ u87
+a82 net-_u66-pad3_ net-_u46-pad2_ u91
+a83 net-_u68-pad3_ net-_u50-pad2_ u96
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u11 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u18 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u12 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u19 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u20 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u58 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u32 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u31 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u39 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u62 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u42 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u72 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u59 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u34 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u33 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u40 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u63 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u43 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u73 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u56 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u28 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u27 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u30 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u60 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u36 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u71 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u53 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u22 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u21 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u23 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u54 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u24 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u69 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u55 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u26 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u25 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u29 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u57 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u35 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u70 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u61 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u38 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u37 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u41 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u64 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u44 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u74 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u65 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u46 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u45 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u47 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u66 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u48 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u75 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u67 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u50 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u49 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u51 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u68 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u52 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u76 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u7 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u8 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u9 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u10 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u13 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u14 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u15 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u16 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u17 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u80 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u98 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u83 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u78 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u85 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u87 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u91 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u96 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+.tran 0e-00 0e-00 0e-00
+
+* Control Statements
+.control
+run
+print allv > plot_data_v.txt
+print alli > plot_data_i.txt
+.endc
+.end
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.pro b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.pro
new file mode 100644
index 000000000..e27a398be
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.pro
@@ -0,0 +1,73 @@
+update=22/05/2015 07:44:53
+version=1
+last_client=kicad
+[general]
+version=1
+RootSch=
+BoardNm=
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=adc-dac
+LibName2=memory
+LibName3=xilinx
+LibName4=microcontrollers
+LibName5=dsp
+LibName6=microchip
+LibName7=analog_switches
+LibName8=motorola
+LibName9=texas
+LibName10=intel
+LibName11=audio
+LibName12=interface
+LibName13=digital-audio
+LibName14=philips
+LibName15=display
+LibName16=cypress
+LibName17=siliconi
+LibName18=opto
+LibName19=atmel
+LibName20=contrib
+LibName21=power
+LibName22=eSim_Plot
+LibName23=transistors
+LibName24=conn
+LibName25=eSim_User
+LibName26=regul
+LibName27=74xx
+LibName28=cmos4000
+LibName29=eSim_Analog
+LibName30=eSim_Devices
+LibName31=eSim_Digital
+LibName32=eSim_Hybrid
+LibName33=eSim_Miscellaneous
+LibName34=eSim_Power
+LibName35=eSim_Sources
+LibName36=eSim_Subckt
+LibName37=eSim_Nghdl
+LibName38=eSim_Ngveri
+LibName39=eSim_SKY130
+LibName40=eSim_SKY130_Subckts
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.sch b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.sch
new file mode 100644
index 000000000..eebf3dda5
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.sch
@@ -0,0 +1,1756 @@
+EESchema Schematic File Version 2
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:power
+LIBS:eSim_Plot
+LIBS:transistors
+LIBS:conn
+LIBS:eSim_User
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:eSim_Analog
+LIBS:eSim_Devices
+LIBS:eSim_Digital
+LIBS:eSim_Hybrid
+LIBS:eSim_Miscellaneous
+LIBS:eSim_Power
+LIBS:eSim_Sources
+LIBS:eSim_Subckt
+LIBS:eSim_Nghdl
+LIBS:eSim_Ngveri
+LIBS:eSim_SKY130
+LIBS:eSim_SKY130_Subckts
+LIBS:CD4724BC-cache
+EELAYER 25 0
+EELAYER END
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+Wire Wire Line
+ 24450 8100 25300 8100
+Wire Wire Line
+ 26400 9750 27100 9750
+Wire Wire Line
+ 23550 8600 23550 8950
+Wire Wire Line
+ 23550 8950 26800 8950
+Connection ~ 26800 9750
+Wire Wire Line
+ 24750 9500 25500 9500
+Wire Wire Line
+ 25500 9500 25500 9700
+Wire Wire Line
+ 24700 10150 24700 9800
+Wire Wire Line
+ 24700 9800 25500 9800
+Wire Wire Line
+ 26200 8050 26200 8800
+Wire Wire Line
+ 26200 8800 23250 8800
+Wire Wire Line
+ 23250 8800 23250 9500
+Wire Wire Line
+ 23250 9500 23600 9500
+Wire Wire Line
+ 22850 10200 23800 10200
+Wire Wire Line
+ 23550 8000 23100 8000
+Wire Wire Line
+ 23100 8000 23100 10100
+Wire Wire Line
+ 20200 10100 23800 10100
+Wire Wire Line
+ 27700 9750 28300 9750
+Wire Wire Line
+ 22900 5200 22900 7900
+Wire Wire Line
+ 22900 7900 23550 7900
+Connection ~ 22900 5200
+Wire Wire Line
+ 23200 5800 23200 11250
+Connection ~ 23200 8500
+Connection ~ 23200 5800
+Wire Wire Line
+ 23200 8500 23550 8500
+Connection ~ 22850 7500
+Wire Wire Line
+ 24250 10750 25100 10750
+Wire Wire Line
+ 25100 10750 25100 10800
+Wire Wire Line
+ 24250 11350 24250 10900
+Wire Wire Line
+ 24250 10900 25100 10900
+Wire Wire Line
+ 26200 12550 26900 12550
+Wire Wire Line
+ 23350 11400 23350 11850
+Connection ~ 26600 12550
+Wire Wire Line
+ 24550 12300 25300 12300
+Wire Wire Line
+ 25300 12300 25300 12500
+Wire Wire Line
+ 24500 12950 24500 12600
+Wire Wire Line
+ 24500 12600 25300 12600
+Wire Wire Line
+ 26000 10850 26000 11600
+Wire Wire Line
+ 26000 11600 23050 11600
+Wire Wire Line
+ 23050 11600 23050 12300
+Wire Wire Line
+ 23050 12300 23400 12300
+Wire Wire Line
+ 22650 13000 23600 13000
+Wire Wire Line
+ 23350 10800 22900 10800
+Wire Wire Line
+ 22900 10800 22900 12900
+Wire Wire Line
+ 21100 12900 23600 12900
+Wire Wire Line
+ 27500 12550 28100 12550
+Connection ~ 23000 11300
+Wire Wire Line
+ 22850 11300 23350 11300
+Wire Wire Line
+ 22450 5200 22450 24950
+Wire Wire Line
+ 22450 10750 23350 10750
+Wire Wire Line
+ 23350 10750 23350 10700
+Connection ~ 22450 5200
+Wire Wire Line
+ 23200 11250 23000 11250
+Wire Wire Line
+ 23000 11250 23000 11300
+Wire Wire Line
+ 22850 10500 22650 10500
+Wire Wire Line
+ 22650 10500 22650 13100
+Connection ~ 22850 10200
+Wire Wire Line
+ 23900 13550 24750 13550
+Wire Wire Line
+ 24750 13550 24750 13600
+Wire Wire Line
+ 23900 14150 23900 13700
+Wire Wire Line
+ 23900 13700 24750 13700
+Wire Wire Line
+ 25850 15350 26550 15350
+Wire Wire Line
+ 24200 15100 24950 15100
+Wire Wire Line
+ 24950 15100 24950 15300
+Wire Wire Line
+ 24150 15750 24150 15400
+Wire Wire Line
+ 24150 15400 24950 15400
+Wire Wire Line
+ 25650 13650 25650 14400
+Wire Wire Line
+ 25650 14400 22700 14400
+Wire Wire Line
+ 22700 15100 23050 15100
+Wire Wire Line
+ 22300 15800 23250 15800
+Wire Wire Line
+ 21850 15700 23250 15700
+Wire Wire Line
+ 27150 15350 27750 15350
+Wire Wire Line
+ 22450 13500 23000 13500
+Connection ~ 22450 10750
+Wire Wire Line
+ 22700 14400 22700 15100
+Wire Wire Line
+ 23000 14100 22850 14100
+Wire Wire Line
+ 22850 11300 22850 14200
+Wire Wire Line
+ 22550 15700 22550 13600
+Wire Wire Line
+ 22550 13600 23000 13600
+Wire Wire Line
+ 22300 13100 22300 27250
+Wire Wire Line
+ 22650 13100 22300 13100
+Connection ~ 22650 13000
+Wire Wire Line
+ 24200 16350 25050 16350
+Wire Wire Line
+ 25050 16350 25050 16400
+Wire Wire Line
+ 24200 16950 24200 16500
+Wire Wire Line
+ 24200 16500 25050 16500
+Wire Wire Line
+ 26150 18150 26850 18150
+Connection ~ 26550 18150
+Wire Wire Line
+ 24500 17900 25250 17900
+Wire Wire Line
+ 25250 17900 25250 18100
+Wire Wire Line
+ 24450 18550 24450 18200
+Wire Wire Line
+ 24450 18200 25250 18200
+Wire Wire Line
+ 25950 16450 25950 17200
+Wire Wire Line
+ 25950 17200 23000 17200
+Wire Wire Line
+ 23000 17900 23350 17900
+Wire Wire Line
+ 22300 18600 23550 18600
+Wire Wire Line
+ 22850 18500 23550 18500
+Wire Wire Line
+ 27450 18150 28050 18150
+Wire Wire Line
+ 22450 16300 23300 16300
+Wire Wire Line
+ 23000 17200 23000 17900
+Wire Wire Line
+ 23300 17000 23300 17450
+Wire Wire Line
+ 22750 16900 23300 16900
+Wire Wire Line
+ 22850 18500 22850 16400
+Wire Wire Line
+ 22850 16400 23300 16400
+Connection ~ 22300 15800
+Connection ~ 22450 13500
+Wire Wire Line
+ 22750 14200 22750 19800
+Wire Wire Line
+ 22850 14200 22750 14200
+Connection ~ 22850 14100
+Wire Wire Line
+ 24500 19250 25350 19250
+Wire Wire Line
+ 25350 19250 25350 19300
+Wire Wire Line
+ 24500 19850 24500 19400
+Wire Wire Line
+ 24500 19400 25350 19400
+Wire Wire Line
+ 26450 21050 27150 21050
+Connection ~ 26850 21050
+Wire Wire Line
+ 24800 20800 25550 20800
+Wire Wire Line
+ 25550 20800 25550 21000
+Wire Wire Line
+ 24750 21450 24750 21100
+Wire Wire Line
+ 24750 21100 25550 21100
+Wire Wire Line
+ 26250 19350 26250 20100
+Wire Wire Line
+ 26250 20100 23300 20100
+Wire Wire Line
+ 23300 20800 23650 20800
+Wire Wire Line
+ 22300 21500 23850 21500
+Wire Wire Line
+ 21150 21400 23850 21400
+Wire Wire Line
+ 27750 21050 28350 21050
+Wire Wire Line
+ 22450 19200 23600 19200
+Wire Wire Line
+ 23300 20100 23300 20800
+Wire Wire Line
+ 23600 19900 23600 20350
+Wire Wire Line
+ 22750 19800 23600 19800
+Wire Wire Line
+ 23150 21400 23150 19300
+Wire Wire Line
+ 23150 19300 23600 19300
+Connection ~ 22300 18600
+Connection ~ 22450 16300
+Connection ~ 22750 16900
+Wire Wire Line
+ 24900 22200 25750 22200
+Wire Wire Line
+ 25750 22200 25750 22250
+Wire Wire Line
+ 24900 22800 24900 22350
+Wire Wire Line
+ 24900 22350 25750 22350
+Wire Wire Line
+ 26850 24000 27550 24000
+Wire Wire Line
+ 25200 23750 25950 23750
+Wire Wire Line
+ 25950 23750 25950 23950
+Wire Wire Line
+ 25150 24400 25150 24050
+Wire Wire Line
+ 25150 24050 25950 24050
+Wire Wire Line
+ 26650 22300 26650 23050
+Wire Wire Line
+ 26650 23050 23700 23050
+Wire Wire Line
+ 23700 23750 24050 23750
+Wire Wire Line
+ 22300 24450 24250 24450
+Wire Wire Line
+ 20800 24350 24250 24350
+Wire Wire Line
+ 28150 24000 28750 24000
+Wire Wire Line
+ 22450 22150 24000 22150
+Wire Wire Line
+ 23700 23050 23700 23750
+Wire Wire Line
+ 24000 22850 24000 23300
+Wire Wire Line
+ 22800 22750 24000 22750
+Wire Wire Line
+ 23550 24350 23550 22250
+Wire Wire Line
+ 23550 22250 24000 22250
+Connection ~ 22300 21500
+Connection ~ 22450 19200
+Wire Wire Line
+ 22800 19800 22800 25550
+Connection ~ 22800 19800
+Wire Wire Line
+ 25250 25000 26100 25000
+Wire Wire Line
+ 26100 25000 26100 25050
+Wire Wire Line
+ 25250 25600 25250 25150
+Wire Wire Line
+ 25250 25150 26100 25150
+Wire Wire Line
+ 27200 26800 27900 26800
+Connection ~ 27600 26800
+Wire Wire Line
+ 25550 26550 26300 26550
+Wire Wire Line
+ 26300 26550 26300 26750
+Wire Wire Line
+ 25500 27200 25500 26850
+Wire Wire Line
+ 25500 26850 26300 26850
+Wire Wire Line
+ 27000 25100 27000 25850
+Wire Wire Line
+ 27000 25850 24050 25850
+Wire Wire Line
+ 24050 26550 24400 26550
+Wire Wire Line
+ 22300 27250 24600 27250
+Wire Wire Line
+ 19850 27150 24600 27150
+Wire Wire Line
+ 28500 26800 29100 26800
+Wire Wire Line
+ 22450 24950 24350 24950
+Wire Wire Line
+ 24050 25850 24050 26550
+Wire Wire Line
+ 24350 25650 24350 26100
+Wire Wire Line
+ 22800 25550 24350 25550
+Wire Wire Line
+ 23900 27150 23900 25050
+Wire Wire Line
+ 23900 25050 24350 25050
+Connection ~ 22300 24450
+Connection ~ 22450 22150
+Connection ~ 22800 22750
+Wire Wire Line
+ 14300 8800 14300 9100
+Wire Wire Line
+ 15450 8800 15450 9100
+Wire Wire Line
+ 16300 8800 16300 9100
+Wire Wire Line
+ 18500 11800 19050 11800
+Wire Wire Line
+ 18500 12600 19050 12600
+Wire Wire Line
+ 18500 13300 19100 13300
+Wire Wire Line
+ 19100 13300 19100 13250
+Wire Wire Line
+ 18550 14050 19200 14050
+Wire Wire Line
+ 19200 14050 19200 14100
+Wire Wire Line
+ 18550 14900 19250 14900
+Wire Wire Line
+ 18550 15700 19250 15700
+Wire Wire Line
+ 18550 16500 19250 16500
+Wire Wire Line
+ 19250 16500 19250 16450
+Wire Wire Line
+ 18550 17200 19250 17200
+Wire Wire Line
+ 19250 17200 19250 17250
+Wire Wire Line
+ 14300 9700 14300 17300
+Wire Wire Line
+ 14300 17300 17700 17300
+Wire Wire Line
+ 17700 16600 14300 16600
+Connection ~ 14300 16600
+Wire Wire Line
+ 17700 15800 14300 15800
+Connection ~ 14300 15800
+Wire Wire Line
+ 17700 15000 14300 15000
+Connection ~ 14300 15000
+Wire Wire Line
+ 15450 9700 15450 17200
+Wire Wire Line
+ 15450 16500 17700 16500
+Wire Wire Line
+ 15450 17200 17700 17200
+Connection ~ 15450 16500
+Wire Wire Line
+ 16300 9700 16300 17100
+Wire Wire Line
+ 16300 12500 17650 12500
+Wire Wire Line
+ 16300 13950 17700 13950
+Connection ~ 16300 12500
+Wire Wire Line
+ 17650 13300 15450 13300
+Connection ~ 15450 13300
+Wire Wire Line
+ 17700 14050 15450 14050
+Connection ~ 15450 14050
+Wire Wire Line
+ 16300 15600 17700 15600
+Connection ~ 16300 13950
+Wire Wire Line
+ 16300 17100 17700 17100
+Connection ~ 16300 15600
+Wire Wire Line
+ 16300 9000 17200 9000
+Wire Wire Line
+ 17200 9000 17200 16400
+Wire Wire Line
+ 17200 11700 17650 11700
+Connection ~ 16300 9000
+Wire Wire Line
+ 17200 13200 17650 13200
+Connection ~ 17200 11700
+Wire Wire Line
+ 17200 14800 17700 14800
+Connection ~ 17200 13200
+Wire Wire Line
+ 17200 16400 17700 16400
+Connection ~ 17200 14800
+Wire Wire Line
+ 15450 9000 15950 9000
+Wire Wire Line
+ 15950 9000 15950 15700
+Wire Wire Line
+ 15950 11800 17650 11800
+Connection ~ 15450 9000
+Wire Wire Line
+ 15950 12600 17650 12600
+Connection ~ 15950 11800
+Wire Wire Line
+ 15950 14900 17700 14900
+Connection ~ 15950 12600
+Wire Wire Line
+ 15950 15700 17700 15700
+Connection ~ 15950 14900
+Wire Wire Line
+ 14300 8950 15000 8950
+Wire Wire Line
+ 15000 8950 15000 14300
+Wire Wire Line
+ 15000 12000 17650 12000
+Wire Wire Line
+ 17650 12000 17650 11900
+Connection ~ 14300 8950
+Wire Wire Line
+ 15000 12800 17650 12800
+Wire Wire Line
+ 17650 12800 17650 12700
+Connection ~ 15000 12000
+Wire Wire Line
+ 15000 13600 17650 13600
+Wire Wire Line
+ 17650 13600 17650 13400
+Connection ~ 15000 12800
+Wire Wire Line
+ 15000 14300 17700 14300
+Wire Wire Line
+ 17700 14300 17700 14150
+Connection ~ 15000 13600
+Wire Wire Line
+ 19900 7400 19900 11800
+Wire Wire Line
+ 19900 11800 19650 11800
+Connection ~ 23100 7400
+Wire Wire Line
+ 20200 10100 20200 12600
+Wire Wire Line
+ 20200 12600 19650 12600
+Connection ~ 23100 10100
+Wire Wire Line
+ 19700 13250 21100 13250
+Wire Wire Line
+ 21100 13250 21100 12900
+Connection ~ 22900 12900
+Wire Wire Line
+ 21850 15700 21850 14100
+Wire Wire Line
+ 21850 14100 19800 14100
+Connection ~ 22550 15700
+Wire Wire Line
+ 22900 18500 21450 18500
+Wire Wire Line
+ 21450 18500 21450 14900
+Wire Wire Line
+ 21450 14900 19850 14900
+Connection ~ 22900 18500
+Wire Wire Line
+ 21150 21400 21150 15700
+Wire Wire Line
+ 21150 15700 19850 15700
+Connection ~ 23150 21400
+Wire Wire Line
+ 20800 24350 20800 16450
+Wire Wire Line
+ 20800 16450 19850 16450
+Connection ~ 23550 24350
+Wire Wire Line
+ 19850 17250 19850 27150
+Connection ~ 23900 27150
+Wire Wire Line
+ 15300 8200 15450 8200
+Wire Wire Line
+ 16100 8200 16300 8200
+Wire Wire Line
+ 23000 14200 22950 14200
+Wire Wire Line
+ 22950 14200 22950 14700
+Connection ~ 26250 15350
+Wire Wire Line
+ 14150 8150 14300 8150
+Wire Wire Line
+ 14300 8150 14300 8200
+Wire Wire Line
+ 26200 6100 23250 6100
+Wire Wire Line
+ 23550 6250 26800 6250
+Wire Wire Line
+ 26800 8950 26800 9750
+Wire Wire Line
+ 23500 11700 26600 11700
+Wire Wire Line
+ 23500 11700 23500 11850
+Wire Wire Line
+ 23500 11850 23350 11850
+Wire Wire Line
+ 22950 14700 26250 14700
+Wire Wire Line
+ 23300 17450 26550 17450
+Wire Wire Line
+ 23600 20350 26850 20350
+Wire Wire Line
+ 24000 23300 27150 23300
+Wire Wire Line
+ 24350 26100 27600 26100
+Wire Wire Line
+ 27600 26100 27600 26800
+Wire Wire Line
+ 27150 23300 27150 24000
+Connection ~ 27150 24000
+Wire Wire Line
+ 26850 20350 26850 21050
+Wire Wire Line
+ 26550 17450 26550 18150
+Wire Wire Line
+ 26250 14700 26250 15350
+Wire Wire Line
+ 26600 11700 26600 12550
+Wire Wire Line
+ 26800 6250 26800 7050
+$EndSCHEMATC
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.sub b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.sub
new file mode 100644
index 000000000..dbdc9151b
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC.sub
@@ -0,0 +1,395 @@
+* Subcircuit CD4724BC
+.subckt CD4724BC net-_u1-pad1_ net-_u1-pad2_ net-_u1-pad3_ net-_u1-pad4_ net-_u1-pad5_ net-_u1-pad6_ net-_u1-pad7_ net-_u1-pad8_ net-_u1-pad9_ net-_u1-pad10_ net-_u1-pad11_ net-_u1-pad12_ net-_u1-pad13_ net-_u1-pad14_
+* c:\fossee\esim\library\subcircuitlibrary\cd4724bc\cd4724bc.cir
+.include 3_and.sub
+* u94 net-_u62-pad3_ ic
+.ic v(net-_u62-pad3_)=0
+* u100 net-_u100-pad1_ ic
+.ic v(net-_u100-pad1_)=0
+* u93 net-_u60-pad3_ ic
+.ic v(net-_u60-pad3_)=0
+* u88 net-_u54-pad3_ ic
+.ic v(net-_u54-pad3_)=0
+* u92 net-_u57-pad3_ ic
+.ic v(net-_u57-pad3_)=0
+* u95 net-_u64-pad3_ ic
+.ic v(net-_u64-pad3_)=0
+* u97 net-_u66-pad3_ ic
+.ic v(net-_u66-pad3_)=0
+* u99 net-_u68-pad3_ ic
+.ic v(net-_u68-pad3_)=0
+* u90 net-_u51-pad1_ ic
+.ic v(net-_u51-pad1_)=5
+* u89 net-_u47-pad1_ ic
+.ic v(net-_u47-pad1_)=5
+* u84 net-_u41-pad1_ ic
+.ic v(net-_u41-pad1_)=5
+* u79 net-_u29-pad1_ ic
+.ic v(net-_u29-pad1_)=5
+* u77 net-_u23-pad1_ ic
+.ic v(net-_u23-pad1_)=5
+* u82 net-_u30-pad1_ ic
+.ic v(net-_u30-pad1_)=5
+* u86 net-_u40-pad1_ ic
+.ic v(net-_u40-pad1_)=5
+* u81 net-_u39-pad1_ ic
+.ic v(net-_u39-pad1_)=5
+* u11 net-_u1-pad4_ net-_u11-pad2_ d_inverter
+* u18 net-_u11-pad2_ net-_u18-pad2_ d_inverter
+* u12 net-_u1-pad5_ net-_u12-pad2_ d_inverter
+* u19 net-_u12-pad2_ net-_u1-pad6_ net-_u19-pad3_ d_nand
+* u20 net-_u19-pad3_ net-_u12-pad2_ net-_u20-pad3_ d_nand
+* u58 net-_u31-pad3_ net-_u32-pad3_ net-_u39-pad1_ d_nand
+* u32 net-_u18-pad2_ net-_u32-pad2_ net-_u32-pad3_ d_or
+* u31 net-_u19-pad3_ net-_u31-pad2_ net-_u31-pad3_ d_or
+* u39 net-_u39-pad1_ net-_u39-pad2_ d_buffer
+* u62 net-_u39-pad2_ net-_u42-pad3_ net-_u62-pad3_ d_nand
+* u42 net-_u31-pad2_ net-_u20-pad3_ net-_u42-pad3_ d_or
+* u72 net-_u62-pad3_ net-_u1-pad7_ d_inverter
+* u59 net-_u33-pad3_ net-_u34-pad3_ net-_u40-pad1_ d_nand
+* u34 net-_u18-pad2_ net-_u34-pad2_ net-_u34-pad3_ d_or
+* u33 net-_u19-pad3_ net-_u33-pad2_ net-_u33-pad3_ d_or
+* u40 net-_u40-pad1_ net-_u40-pad2_ d_buffer
+* u63 net-_u40-pad2_ net-_u43-pad3_ net-_u100-pad1_ d_nand
+* u43 net-_u33-pad2_ net-_u20-pad3_ net-_u43-pad3_ d_or
+* u73 net-_u100-pad1_ net-_u1-pad8_ d_inverter
+* u56 net-_u27-pad3_ net-_u28-pad3_ net-_u30-pad1_ d_nand
+* u28 net-_u18-pad2_ net-_u28-pad2_ net-_u28-pad3_ d_or
+* u27 net-_u19-pad3_ net-_u10-pad2_ net-_u27-pad3_ d_or
+* u30 net-_u30-pad1_ net-_u30-pad2_ d_buffer
+* u60 net-_u30-pad2_ net-_u36-pad3_ net-_u60-pad3_ d_nand
+* u36 net-_u10-pad2_ net-_u20-pad3_ net-_u36-pad3_ d_or
+* u71 net-_u60-pad3_ net-_u1-pad9_ d_inverter
+* u53 net-_u21-pad3_ net-_u22-pad3_ net-_u23-pad1_ d_nand
+* u22 net-_u18-pad2_ net-_u22-pad2_ net-_u22-pad3_ d_or
+* u21 net-_u19-pad3_ net-_u13-pad2_ net-_u21-pad3_ d_or
+* u23 net-_u23-pad1_ net-_u23-pad2_ d_buffer
+* u54 net-_u23-pad2_ net-_u24-pad3_ net-_u54-pad3_ d_nand
+* u24 net-_u13-pad2_ net-_u20-pad3_ net-_u24-pad3_ d_or
+* u69 net-_u54-pad3_ net-_u1-pad10_ d_inverter
+* u55 net-_u25-pad3_ net-_u26-pad3_ net-_u29-pad1_ d_nand
+* u26 net-_u18-pad2_ net-_u26-pad2_ net-_u26-pad3_ d_or
+* u25 net-_u19-pad3_ net-_u14-pad2_ net-_u25-pad3_ d_or
+* u29 net-_u29-pad1_ net-_u29-pad2_ d_buffer
+* u57 net-_u29-pad2_ net-_u35-pad3_ net-_u57-pad3_ d_nand
+* u35 net-_u14-pad2_ net-_u20-pad3_ net-_u35-pad3_ d_or
+* u70 net-_u57-pad3_ net-_u1-pad11_ d_inverter
+* u61 net-_u37-pad3_ net-_u38-pad3_ net-_u41-pad1_ d_nand
+* u38 net-_u18-pad2_ net-_u38-pad2_ net-_u38-pad3_ d_or
+* u37 net-_u19-pad3_ net-_u15-pad2_ net-_u37-pad3_ d_or
+* u41 net-_u41-pad1_ net-_u41-pad2_ d_buffer
+* u64 net-_u41-pad2_ net-_u44-pad3_ net-_u64-pad3_ d_nand
+* u44 net-_u15-pad2_ net-_u20-pad3_ net-_u44-pad3_ d_or
+* u74 net-_u64-pad3_ net-_u1-pad12_ d_inverter
+* u65 net-_u45-pad3_ net-_u46-pad3_ net-_u47-pad1_ d_nand
+* u46 net-_u18-pad2_ net-_u46-pad2_ net-_u46-pad3_ d_or
+* u45 net-_u19-pad3_ net-_u16-pad2_ net-_u45-pad3_ d_or
+* u47 net-_u47-pad1_ net-_u47-pad2_ d_buffer
+* u66 net-_u47-pad2_ net-_u48-pad3_ net-_u66-pad3_ d_nand
+* u48 net-_u16-pad2_ net-_u20-pad3_ net-_u48-pad3_ d_or
+* u75 net-_u66-pad3_ net-_u1-pad13_ d_inverter
+* u67 net-_u49-pad3_ net-_u50-pad3_ net-_u51-pad1_ d_nand
+* u50 net-_u18-pad2_ net-_u50-pad2_ net-_u50-pad3_ d_or
+* u49 net-_u19-pad3_ net-_u17-pad2_ net-_u49-pad3_ d_or
+* u51 net-_u51-pad1_ net-_u51-pad2_ d_buffer
+* u68 net-_u51-pad2_ net-_u52-pad3_ net-_u68-pad3_ d_nand
+* u52 net-_u17-pad2_ net-_u20-pad3_ net-_u52-pad3_ d_or
+* u76 net-_u68-pad3_ net-_u1-pad14_ d_inverter
+* u2 net-_u1-pad1_ net-_u2-pad2_ d_inverter
+* u3 net-_u2-pad2_ net-_u3-pad2_ d_inverter
+* u4 net-_u1-pad2_ net-_u4-pad2_ d_inverter
+* u5 net-_u4-pad2_ net-_u5-pad2_ d_inverter
+* u6 net-_u1-pad3_ net-_u6-pad2_ d_inverter
+* u7 net-_u6-pad2_ net-_u7-pad2_ d_inverter
+x1 net-_u6-pad2_ net-_u4-pad2_ net-_u2-pad2_ net-_u8-pad1_ 3_and
+x2 net-_u7-pad2_ net-_u4-pad2_ net-_u2-pad2_ net-_u9-pad1_ 3_and
+x3 net-_u6-pad2_ net-_u5-pad2_ net-_u2-pad2_ net-_u10-pad1_ 3_and
+x4 net-_u7-pad2_ net-_u5-pad2_ net-_u2-pad2_ net-_u13-pad1_ 3_and
+x5 net-_u6-pad2_ net-_u4-pad2_ net-_u3-pad2_ net-_u14-pad1_ 3_and
+x6 net-_u7-pad2_ net-_u4-pad2_ net-_u3-pad2_ net-_u15-pad1_ 3_and
+x7 net-_u6-pad2_ net-_u5-pad2_ net-_u3-pad2_ net-_u16-pad1_ 3_and
+x8 net-_u7-pad2_ net-_u5-pad2_ net-_u3-pad2_ net-_u17-pad1_ 3_and
+* u8 net-_u8-pad1_ net-_u31-pad2_ d_inverter
+* u9 net-_u9-pad1_ net-_u33-pad2_ d_inverter
+* u10 net-_u10-pad1_ net-_u10-pad2_ d_inverter
+* u13 net-_u13-pad1_ net-_u13-pad2_ d_inverter
+* u14 net-_u14-pad1_ net-_u14-pad2_ d_inverter
+* u15 net-_u15-pad1_ net-_u15-pad2_ d_inverter
+* u16 net-_u16-pad1_ net-_u16-pad2_ d_inverter
+* u17 net-_u17-pad1_ net-_u17-pad2_ d_inverter
+* u81 net-_u39-pad1_ ic
+* u86 net-_u40-pad1_ ic
+* u82 net-_u30-pad1_ ic
+* u77 net-_u23-pad1_ ic
+* u79 net-_u29-pad1_ ic
+* u84 net-_u41-pad1_ ic
+* u89 net-_u47-pad1_ ic
+* u90 net-_u51-pad1_ ic
+* u80 net-_u62-pad3_ net-_u32-pad2_ d_buffer
+* u98 net-_u100-pad1_ net-_u34-pad2_ d_buffer
+* u83 net-_u60-pad3_ net-_u28-pad2_ d_buffer
+* u78 net-_u54-pad3_ net-_u22-pad2_ d_buffer
+* u85 net-_u57-pad3_ net-_u26-pad2_ d_buffer
+* u87 net-_u64-pad3_ net-_u38-pad2_ d_buffer
+* u91 net-_u66-pad3_ net-_u46-pad2_ d_buffer
+* u96 net-_u68-pad3_ net-_u50-pad2_ d_buffer
+* u99 net-_u68-pad3_ ic
+* u97 net-_u66-pad3_ ic
+* u95 net-_u64-pad3_ ic
+* u92 net-_u57-pad3_ ic
+* u88 net-_u54-pad3_ ic
+* u93 net-_u60-pad3_ ic
+* u100 net-_u100-pad1_ ic
+* u94 net-_u62-pad3_ ic
+a1 net-_u1-pad4_ net-_u11-pad2_ u11
+a2 net-_u11-pad2_ net-_u18-pad2_ u18
+a3 net-_u1-pad5_ net-_u12-pad2_ u12
+a4 [net-_u12-pad2_ net-_u1-pad6_ ] net-_u19-pad3_ u19
+a5 [net-_u19-pad3_ net-_u12-pad2_ ] net-_u20-pad3_ u20
+a6 [net-_u31-pad3_ net-_u32-pad3_ ] net-_u39-pad1_ u58
+a7 [net-_u18-pad2_ net-_u32-pad2_ ] net-_u32-pad3_ u32
+a8 [net-_u19-pad3_ net-_u31-pad2_ ] net-_u31-pad3_ u31
+a9 net-_u39-pad1_ net-_u39-pad2_ u39
+a10 [net-_u39-pad2_ net-_u42-pad3_ ] net-_u62-pad3_ u62
+a11 [net-_u31-pad2_ net-_u20-pad3_ ] net-_u42-pad3_ u42
+a12 net-_u62-pad3_ net-_u1-pad7_ u72
+a13 [net-_u33-pad3_ net-_u34-pad3_ ] net-_u40-pad1_ u59
+a14 [net-_u18-pad2_ net-_u34-pad2_ ] net-_u34-pad3_ u34
+a15 [net-_u19-pad3_ net-_u33-pad2_ ] net-_u33-pad3_ u33
+a16 net-_u40-pad1_ net-_u40-pad2_ u40
+a17 [net-_u40-pad2_ net-_u43-pad3_ ] net-_u100-pad1_ u63
+a18 [net-_u33-pad2_ net-_u20-pad3_ ] net-_u43-pad3_ u43
+a19 net-_u100-pad1_ net-_u1-pad8_ u73
+a20 [net-_u27-pad3_ net-_u28-pad3_ ] net-_u30-pad1_ u56
+a21 [net-_u18-pad2_ net-_u28-pad2_ ] net-_u28-pad3_ u28
+a22 [net-_u19-pad3_ net-_u10-pad2_ ] net-_u27-pad3_ u27
+a23 net-_u30-pad1_ net-_u30-pad2_ u30
+a24 [net-_u30-pad2_ net-_u36-pad3_ ] net-_u60-pad3_ u60
+a25 [net-_u10-pad2_ net-_u20-pad3_ ] net-_u36-pad3_ u36
+a26 net-_u60-pad3_ net-_u1-pad9_ u71
+a27 [net-_u21-pad3_ net-_u22-pad3_ ] net-_u23-pad1_ u53
+a28 [net-_u18-pad2_ net-_u22-pad2_ ] net-_u22-pad3_ u22
+a29 [net-_u19-pad3_ net-_u13-pad2_ ] net-_u21-pad3_ u21
+a30 net-_u23-pad1_ net-_u23-pad2_ u23
+a31 [net-_u23-pad2_ net-_u24-pad3_ ] net-_u54-pad3_ u54
+a32 [net-_u13-pad2_ net-_u20-pad3_ ] net-_u24-pad3_ u24
+a33 net-_u54-pad3_ net-_u1-pad10_ u69
+a34 [net-_u25-pad3_ net-_u26-pad3_ ] net-_u29-pad1_ u55
+a35 [net-_u18-pad2_ net-_u26-pad2_ ] net-_u26-pad3_ u26
+a36 [net-_u19-pad3_ net-_u14-pad2_ ] net-_u25-pad3_ u25
+a37 net-_u29-pad1_ net-_u29-pad2_ u29
+a38 [net-_u29-pad2_ net-_u35-pad3_ ] net-_u57-pad3_ u57
+a39 [net-_u14-pad2_ net-_u20-pad3_ ] net-_u35-pad3_ u35
+a40 net-_u57-pad3_ net-_u1-pad11_ u70
+a41 [net-_u37-pad3_ net-_u38-pad3_ ] net-_u41-pad1_ u61
+a42 [net-_u18-pad2_ net-_u38-pad2_ ] net-_u38-pad3_ u38
+a43 [net-_u19-pad3_ net-_u15-pad2_ ] net-_u37-pad3_ u37
+a44 net-_u41-pad1_ net-_u41-pad2_ u41
+a45 [net-_u41-pad2_ net-_u44-pad3_ ] net-_u64-pad3_ u64
+a46 [net-_u15-pad2_ net-_u20-pad3_ ] net-_u44-pad3_ u44
+a47 net-_u64-pad3_ net-_u1-pad12_ u74
+a48 [net-_u45-pad3_ net-_u46-pad3_ ] net-_u47-pad1_ u65
+a49 [net-_u18-pad2_ net-_u46-pad2_ ] net-_u46-pad3_ u46
+a50 [net-_u19-pad3_ net-_u16-pad2_ ] net-_u45-pad3_ u45
+a51 net-_u47-pad1_ net-_u47-pad2_ u47
+a52 [net-_u47-pad2_ net-_u48-pad3_ ] net-_u66-pad3_ u66
+a53 [net-_u16-pad2_ net-_u20-pad3_ ] net-_u48-pad3_ u48
+a54 net-_u66-pad3_ net-_u1-pad13_ u75
+a55 [net-_u49-pad3_ net-_u50-pad3_ ] net-_u51-pad1_ u67
+a56 [net-_u18-pad2_ net-_u50-pad2_ ] net-_u50-pad3_ u50
+a57 [net-_u19-pad3_ net-_u17-pad2_ ] net-_u49-pad3_ u49
+a58 net-_u51-pad1_ net-_u51-pad2_ u51
+a59 [net-_u51-pad2_ net-_u52-pad3_ ] net-_u68-pad3_ u68
+a60 [net-_u17-pad2_ net-_u20-pad3_ ] net-_u52-pad3_ u52
+a61 net-_u68-pad3_ net-_u1-pad14_ u76
+a62 net-_u1-pad1_ net-_u2-pad2_ u2
+a63 net-_u2-pad2_ net-_u3-pad2_ u3
+a64 net-_u1-pad2_ net-_u4-pad2_ u4
+a65 net-_u4-pad2_ net-_u5-pad2_ u5
+a66 net-_u1-pad3_ net-_u6-pad2_ u6
+a67 net-_u6-pad2_ net-_u7-pad2_ u7
+a68 net-_u8-pad1_ net-_u31-pad2_ u8
+a69 net-_u9-pad1_ net-_u33-pad2_ u9
+a70 net-_u10-pad1_ net-_u10-pad2_ u10
+a71 net-_u13-pad1_ net-_u13-pad2_ u13
+a72 net-_u14-pad1_ net-_u14-pad2_ u14
+a73 net-_u15-pad1_ net-_u15-pad2_ u15
+a74 net-_u16-pad1_ net-_u16-pad2_ u16
+a75 net-_u17-pad1_ net-_u17-pad2_ u17
+a76 net-_u62-pad3_ net-_u32-pad2_ u80
+a77 net-_u100-pad1_ net-_u34-pad2_ u98
+a78 net-_u60-pad3_ net-_u28-pad2_ u83
+a79 net-_u54-pad3_ net-_u22-pad2_ u78
+a80 net-_u57-pad3_ net-_u26-pad2_ u85
+a81 net-_u64-pad3_ net-_u38-pad2_ u87
+a82 net-_u66-pad3_ net-_u46-pad2_ u91
+a83 net-_u68-pad3_ net-_u50-pad2_ u96
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u11 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u18 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u12 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u19 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u20 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u58 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u32 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u31 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u39 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u62 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u42 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u72 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u59 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u34 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u33 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u40 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u63 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u43 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u73 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u56 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u28 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u27 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u30 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u60 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u36 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u71 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u53 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u22 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u21 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u23 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u54 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u24 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u69 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u55 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u26 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u25 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u29 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u57 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u35 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u70 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u61 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u38 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u37 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u41 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u64 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u44 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u74 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u65 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u46 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u45 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u47 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u66 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u48 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u75 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u67 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u50 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u49 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u51 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_nand, NgSpice Name: d_nand
+.model u68 d_nand(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_or, NgSpice Name: d_or
+.model u52 d_or(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u76 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u2 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u3 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u4 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u5 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u6 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u7 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u8 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u9 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u10 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u13 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u14 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u15 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u16 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_inverter, NgSpice Name: d_inverter
+.model u17 d_inverter(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u80 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u98 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u83 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u78 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u85 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u87 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u91 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Schematic Name: d_buffer, NgSpice Name: d_buffer
+.model u96 d_buffer(rise_delay=1.0e-9 fall_delay=1.0e-9 input_load=1.0e-12 )
+* Control Statements
+
+.ends CD4724BC
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC_Previous_Values.xml b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC_Previous_Values.xml
new file mode 100644
index 000000000..040b9ecad
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/CD4724BC_Previous_Values.xml
@@ -0,0 +1 @@
+d_inverterd_inverterd_inverterd_nandd_nandd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_nandd_ord_ord_bufferd_nandd_ord_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_inverterd_bufferd_bufferd_bufferd_bufferd_bufferd_bufferd_bufferd_bufferic5ic0ic5ic0ic5ic0ic5ic0ic5ic5ic5ic5ic5ic5ic5ic5d_bufferd_bufferd_bufferd_bufferd_buffericicicicicicC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andC:\FOSSEE\eSim\library\SubcircuitLibrary\3_andtruefalsefalseHzHz0Volts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesVolts or AmperesVolts or Amperessecsecsec
\ No newline at end of file
diff --git a/library/SubcircuitLibrary/Failed IC'S/CD4724BC/analysis b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/analysis
new file mode 100644
index 000000000..ebd5c0a94
--- /dev/null
+++ b/library/SubcircuitLibrary/Failed IC'S/CD4724BC/analysis
@@ -0,0 +1 @@
+.tran 0e-00 0e-00 0e-00
\ No newline at end of file