** There are two input signals which take the values:
** 00 01 10 11 every 100NSEC
VCC 1 0 5
VIN1 ___ 0 PWL(0 0 150NSEC 0 200NSEC 5 350NSEC 5 )
VIN2 ___ 0 PWL(0 0 50NSEC 0 100NSEC 5 150NSEC 5 200NSEC 0 250NSEC 0 300NSEC 5 350NSEC 5)
.MODEL pfet PMOS
.MODEL nfet NMOS
.PLOT TRAN V(___) V(___)
.TRAN 1NSEC 350NSEC 0
.END