Version 4
SHEET 1 2040 680
WIRE 896 -448 896 -480
WIRE 896 -432 896 -448
WIRE 1040 96 1040 64
WIRE 1040 192 1040 176
WIRE 1136 64 1040 64
WIRE 1136 144 1136 64
WIRE 1168 144 1136 144
WIRE 1200 -512 1152 -512
WIRE 1200 -384 1152 -384
WIRE 1200 -256 1152 -256
WIRE 1200 -48 1152 -48
WIRE 1200 144 1168 144
WIRE 1248 -464 1248 -496
WIRE 1248 -352 1248 -368
WIRE 1248 -336 1248 -352
WIRE 1248 -128 1248 -240
WIRE 1248 64 1248 -32
WIRE 1248 192 1248 160
WIRE 1392 -160 1152 -160
WIRE 1440 -352 1248 -352
WIRE 1440 -240 1440 -352
WIRE 1440 -128 1248 -128
WIRE 1440 -128 1440 -144
WIRE 1664 -352 1440 -352
WIRE 1664 -128 1440 -128
WIRE 1712 -432 1712 -528
WIRE 1712 -272 1712 -336
WIRE 1712 -208 1712 -272
WIRE 1712 0 1712 -112
WIRE 1856 -272 1712 -272
FLAG 896 -352 0
FLAG 896 -448 VDD
FLAG 1248 112 0
FLAG 1248 192 0
FLAG 1248 -80 0
FLAG 1248 -592 VDD
FLAG 1248 -544 VDD
FLAG 1248 -416 VDD
FLAG 1152 -512 Vbias1
FLAG 1152 -384 Vbias2
FLAG 1152 -48 Vbias3
FLAG 800 -240 VDD
FLAG 800 112 0
FLAG 944 -176 Vbias1
FLAG 944 -144 Vhigh
FLAG 944 -112 Vbias2
FLAG 944 -16 Vbias3
FLAG 944 -80 Vpcas
FLAG 944 -48 Vncas
FLAG 944 48 Vbias4
FLAG 944 16 Vlow
FLAG 1248 -288 VDD
FLAG 1440 -192 0
FLAG 1712 -384 VDD
FLAG 1712 -160 0
FLAG 1152 -256 Vpcas
FLAG 1152 -160 Vncas
FLAG 1712 -528 VDD
FLAG 1712 0 0
FLAG 1856 -272 Out
FLAG 1168 144 Vin
FLAG 1040 192 0
SYMBOL voltage 896 -448 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDD
SYMATTR Value 1
SYMBOL nmos4 1200 64 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName M2
SYMATTR Value N_50n
SYMBOL nmos4 1200 -128 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName MN
SYMATTR Value N_50n
SYMBOL pmos4 1200 -592 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=5u
SYMATTR InstName M6b
SYMATTR Value P_50n
SYMBOL pmos4 1200 -464 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=5u
SYMATTR InstName MP
SYMATTR Value P_50n
SYMBOL Fig_20_47 800 -64 R0
SYMATTR InstName U1
SYMBOL pmos4 1200 -336 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName MP1
SYMATTR Value P_50n
SYMBOL nmos4 1392 -240 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=100n w=1.25u
SYMATTR InstName MN1
SYMATTR Value N_50n
SYMBOL pmos4 1664 -432 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=50u
SYMATTR InstName MOP
SYMATTR Value P_50n
SYMBOL nmos4 1664 -208 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=100n w=25u
SYMATTR InstName MON
SYMATTR Value N_50n
SYMBOL voltage 1040 80 R0
SYMATTR InstName Vin
SYMATTR Value 0
TEXT 1552 96 Left 0 !.lib cmosedu_models.txt
TEXT 800 -536 Left 0 ;Plot Vout and d(Vout)
TEXT 1552 72 Left 0 !.dc Vin 350m 375m 10u