** SPICE file created for circuit op_Amp
M0 2 2 1 1 pfet L=8.0U W=16.0U;
M1 3 2 1 1 pfet L=8.0U W=16.0U;
M2 5 4 3 1 pfet L=8.0U W=62.0U;
M3 6 7 3 1 pfet L=8.0U W=62.0U;
M4 8 2 1 1 pfet L=8.0U W=48.0U;
M5 5 5 9 9 nfet L=8.0U W=10.0U;
M6 6 5 9 9 nfet L=8.0U W=10.0U;
M7 8 6 9 9 nfet L=8.0U W=60.0U;
C0 9 0 255.0F
C1 8 0 365.0F
C2 6 0 286.0F
C3 5 0 265.0F
C4 3 0 250.0F
C5 1 0 287.0F
C6 2 0 149.0F
C7 6 8 20.0PF
C8 8 0 20.0PF
C9 4 8 1000.0PF
R1 10 4 0.05K
.MODEL nfet NMOS LEVEL=1.0 LD=0.030000 TOX=420.0E-10;
+ NSUB=8.81392E+15 VTO=0.746747 KP=4.3798E-05 GAMMA=0.657899;
+ PHI=0.6 UO=532.707 UEXP=0.175235 UCRIT=144043.0;
+ DELTA=4.44734 VMAX=65152.8 XJ=0.300000 LAMBDA=0.0282708;
+ NFS=1.95036E+12 NEFF=1.001 NSS=1.0E+12 TPG=1.000000;
+ CGDO=2.46643E-11 CGSO=2.46643E-11;
+ CJ=0.0001422 MJ=0.674400 CJSW=4.98E-10 MJSW=0.238600 PB=0.700000;
.MODEL pfet PMOS LEVEL=1.0 LD=0.133063 TOX=420.0E-10;
+ NSUB=9.36304E+15 VTO=-0.721576 KP=1.57991E-05 GAMMA=0.678083;
+ PHI=0.6 UO=192.162 UEXP=0.381939 UCRIT=115321.0;
+ DELTA=1.26542 VMAX=34240.0 XJ=0.300000 LAMBDA=0.0542411;
+ NFS=2.62974E+12 NEFF=1.001 NSS=1.0E+12 TPG=-1.000000;
+ CGDO=1.09397E-10 CGSO=1.09397E-10;
+ CJ=0.0002509 MJ=0.526700 CJSW=2.676E-10 MJSW=0.293400 PB=0.660000;
Vc 1 0 DC 5.0
Vb 9 0 DC -5.0
Vd 7 0 DC 0.0
Vin_1  10 0 pulse(0.0 5.0 0 ns 10 ns 10 ns 60 ns 100 ns)
I_bias 2 9 DC 20.0E-6
.TRAN 5 ns 500 ns
.PRINT TRAN V(8)   
.END