Version 4 SHEET 1 2216 824 WIRE 1312 -16 1312 -80 WIRE 1312 -16 1200 -16 WIRE 944 0 944 -80 WIRE 1312 16 1312 -16 WIRE 1600 64 1312 64 WIRE 1200 96 1200 -16 WIRE 1264 96 1200 96 WIRE 1312 176 1312 112 WIRE 1696 176 1312 176 WIRE 944 192 944 80 WIRE 1312 208 1312 176 WIRE 1600 256 1600 64 WIRE 1600 256 1312 256 WIRE 1200 288 1136 288 WIRE 1264 288 1200 288 WIRE 1136 352 1136 288 WIRE 1136 464 1136 432 WIRE 1312 464 1312 304 WIRE 1600 464 1600 256 FLAG 1312 464 0 FLAG 944 192 0 FLAG 944 -80 VDD FLAG 1312 -80 VDD FLAG 1136 464 0 FLAG 1600 464 0 FLAG 1696 176 OUT FLAG 1200 288 IN SYMBOL voltage 944 -16 R0 SYMATTR InstName Vps1 SYMATTR Value 10V SYMBOL voltage 1136 336 R0 SYMATTR InstName Vin SYMATTR Value 1.5V SYMBOL nmos4 1264 208 R0 SYMATTR InstName M1 SYMATTR Value nmos2 L=10u W=100u SYMBOL nmos4 1264 16 R0 SYMATTR InstName M2 SYMATTR Value nmos2 L=100u W=10u TEXT 1208 640 Left 2 ;.DC Vin 0V 10V 100mV TEXT 944 576 Left 2 !.model nmos2 nmos (kp=0.25m Vto=+1V lambda=0.02 gamma={gamma_value}) TEXT 1144 696 Left 2 ;.STEP param gamma_value 0 1.0 0.1 TEXT 1264 752 Left 2 ;.TF V(OUT) Vin TEXT 1328 808 Left 2 !.OP TEXT 968 808 Left 2 !.PARAM gamma_value=0.9