.MODEL Nchan NMOS 
+ LAMBDA=0.0364 UEXP=0.124 UCRIT=108000 AF=1 KF=3E-28 
+ FC=0.5 RS=0 RD=0 LEVEL=2 VTO=0.75 
+ PB=0.68 CGSO=3.1E-10 CGDO=3.1E-10 RSH=0 CJ=0.0005 
+ MJ=0.32 CJSW=2.8E-10 MJSW=0.23 JS=0.001 TOX=1.7E-08 
+ NSUB=7E+16 NFS=1.2E+11 XJ=5E-08 LD=1E-07 UO=470 
+ DELTA=1.7  

.MODEL Pchan PMOS 
+ LAMBDA=0.0415 UEXP=0.265 UCRIT=115000 AF=1 KF=5E-30 
+ FC=0.5 RS=0 RD=0 LEVEL=2 VTO=-0.95 
+ PB=0.9 CGSO=2.2E-10 CGDO=2.2E-10 RSH=0 CJ=0.0006 
+ MJ=0.51 CJSW=3.6E-10 MJSW=0.35 JS=0.001 TOX=1.7E-08 
+ NSUB=3.5E+16 NFS=5E+10 XJ=5E-08 LD=6E-08 UO=158 
+ DELTA=1.6  

VDD 7 0 5
VA 2 0 PULSE 5 0 1p 1p 1p 10n 20n
VB 3 0 PULSE 5 0 1p 1p 1p 20n 40n
VCIN 5 0 PULSE 5 0 1p 1p 1p 40n 80n

.PRINT V(2) V(3) V(5) V(6) V(4) 
.TRACE  TRAN   V(2) MIN=-1.2000000E+00 MAX=1.2000000E+00
.TRACE  TRAN   V(3) MIN=-1.2000000E+00 MAX=1.2000000E+00
.TRACE  TRAN   V(5) MIN=-1.2000000E+00 MAX=1.2000000E+00
.TRACE  TRAN   V(6) MIN=-1.2000000E+00 MAX=1.2000000E+00
.TRACE  TRAN   V(4) MIN=-1.2000000E+00 MAX=1.2000000E+00
.EPS        1u 100m 1n
.H          100p 1f 1n 250m 2
.TRAN       1n 80n 0
.METHOD     GEAR