*********//devices//*********
.option vntol=1p
.option nomod
.option post
.option accurate = 0.01
***//Resistant//***
Rref 2 1 24.3k
R2 18 0 10k
R3 100 18 10k
R4 16 0 10k
R5 100 16 6.36k
R6 17 0 10k
R7 100 17 10k
***//Transistor//***
M1 8 3 6 0 Nmos w=0.36u l=0.18u
M2 14 4 6 0 Nmos w=0.36u l=0.18u
M3 10 3 5 100 Pmos w=0.045u l=0.18u
M4 12 4 5 100 Pmos w=0.045u l=0.18u
M5 9 18 8 100 Pmos w=9u l=0.18u
M6 13 18 14 100 Pmos w=9u l=0.18u
M7 8 2 100 100 Pmos w=9u l=0.18u
M8 14 2 100 100 Pmos w=9u l=0.18u
M9 9 16 10 0 Nmos w=1.44u l=0.18u
M10 13 16 12 0 Nmos w=1.44u l=0.18u
M11 10 17 11 0 Nmos w=1.44u l=0.18u
M12 12 17 11 0 Nmos w=1.44u l=0.18u
M13 7 9 100 100 Pmos w=0.25u l=0.18u
M14 15 13 100 100 Pmos w=0.25u l=0.18u
M15 1 1 0 0 Nmos w=147u l=0.18u
M16 6 1 0 0 Nmos w=147u l=0.18u
M17 2 2 100 100 Pmos w=9u l=0.18u
M18 5 2 100 100 Pmos w=9u l=0.18u
M19 15 1 0 0 Nmos w=147u l=0.18u
M20 7 1 0 0 Nmos w=147u l=0.18u
M21 11 7 0 0 Nmos w=0.18u l=0.18u
M22 11 15 0 0 Nmos w=0.18u l=0.18u
***//Voltage//***
VDD 100 0 1.8
Vin 500 0 ac=1 sin(0 1u 1k 0 0 0)
E1 3 0 500 0 0.5
E2 4 0 500 0 -0.5
***//models//***
.model Nmos NMOS LEVEL=1 vto=0.6 KP=0.25 NSUB=5000000G
+UO=280 TOX=3.4n LAMBDA=0.2 GAMMA=0.45 PHI=0.9 LD=0.025u CGDO=0.2n
+CJ=1.2m CJSW=0.02n
.model Pmos PMOS LEVEL=1 vto=-0.6 KP=0.08 NSUB=5000000G
+UO=90 TOX=3.4n LAMBDA=0.2 GAMMA=0.4 PHI=0.9 LD=0.025u CGDO=0.2n
+CJ=1.2m CJSW=0.02n
***//analysis//***
.op
.tran 1ps 10ms START=0
.ac dec 100 1 10000G
***.pz v(10) Vin
.end
*********//devices//*********
.option vntol=1p
.option nomod
.option post
.option accurate = 0.01
***//Resistant//***
Rref 2 1 29k
R2 18 0 10k
R3 100 18 13k
R4 16 0 10k
R5 100 16 6.36k
R6 17 0 10k
R7 100 17 11.68k
***Rt 9 8 0.1
***Et 500 0 9 8 0.1
***//Transistor//***
M1 8 3 6 0 Nmos w=100u l=0.18u
M2 14 4 6 0 Nmos w=100u l=0.18u
M3 10 3 5 100 Pmos w=1u l=0.18u
M4 12 4 5 100 Pmos w=1u l=0.18u
M5 7 18 8 100 Pmos w=20u l=0.18u
M6 15 18 14 100 Pmos w=20u l=0.18u
M7 8 2 100 100 Pmos w=2u l=0.18u
M8 14 2 100 100 Pmos w=2u l=0.18u
M9 7 16 10 0 Nmos w=10u l=0.18u
M10 15 16 12 0 Nmos w=10u l=0.18u
M11 10 17 11 0 Nmos w=0.7u l=0.18u
M12 12 17 11 0 Nmos w=0.7u l=0.18u
***M13 7 9 100 100 Pmos w=0.25u l=0.18u
***M14 15 13 100 100 Pmos w=0.25u l=0.18u
M15 1 1 0 0 Nmos w=147u l=0.18u
M16 6 1 0 0 Nmos w=147u l=0.18u
M17 2 2 100 100 Pmos w=2u l=0.18u
M18 5 2 100 100 Pmos w=2u l=0.18u
***M19 15 1 0 0 Nmos w=147u l=0.18u
***M20 7 1 0 0 Nmos w=147u l=0.18u
M21 11 7 0 0 Nmos w=0.3n l=0.18u
M22 11 15 0 0 Nmos w=0.3n l=0.18u
***//Voltage//***
VDD 100 0 1.8
Vin1 3 0 ac=1 sin(0.714 5u 1k 0 0 0)
Vin 4 0 ac=1 sin(0.714 5u 1k 0 0 180)
Eo 500 0 7 15 1
Ro 7 15 10x
***E1 3 0 500 0 0.5
***E2 4 0 500 0 -0.5
***//models//***
.model Nmos NMOS LEVEL=1 vto=0.6 KP=0.25 NSUB=5000000G
+UO=280 TOX=3.4n LAMBDA=0.2 GAMMA=0.45 PHI=0.9 LD=0.025u CGDO=0.2n
+CJ=1.2m CJSW=0.02n
.model Pmos PMOS LEVEL=1 vto=-0.6 KP=0.08 NSUB=5000000G
+UO=90 TOX=3.4n LAMBDA=0.2 GAMMA=0.4 PHI=0.9 LD=0.025u CGDO=0.2n
+CJ=1.2m CJSW=0.02n
***//analysis//***
.op
.tran 1ps 10ms START=0
.ac dec 100 1 10000G
.meas tran gain max par('db(vm(12))')
***.pz v(10) Vin
.end
