Version 4
SHEET 1 2192 680
WIRE 864 -352 864 -384
WIRE 864 -336 864 -352
WIRE 1040 112 1040 80
WIRE 1088 80 1040 80
WIRE 1248 80 1232 80
WIRE 1248 80 1248 -224
WIRE 1264 -224 1248 -224
WIRE 1376 -432 1328 -432
WIRE 1376 -304 1328 -304
WIRE 1376 -112 1328 -112
WIRE 1376 80 1248 80
WIRE 1424 -384 1424 -416
WIRE 1424 -240 1424 -288
WIRE 1424 -224 1344 -224
WIRE 1424 -224 1424 -240
WIRE 1424 -192 1424 -224
WIRE 1424 0 1424 -96
WIRE 1424 128 1424 96
WIRE 1568 -240 1424 -240
WIRE 1568 -144 1568 -240
WIRE 1696 -432 1648 -432
WIRE 1696 -304 1648 -304
WIRE 1696 -144 1568 -144
WIRE 1744 -384 1744 -416
WIRE 1744 -240 1744 -288
WIRE 1744 -224 1744 -240
WIRE 1744 -96 1744 -128
WIRE 1808 -240 1744 -240
WIRE 1808 -176 1744 -176
WIRE 1808 -176 1808 -240
WIRE 1936 -240 1808 -240
WIRE 1936 -208 1936 -240
WIRE 2000 -240 1936 -240
WIRE 2048 -240 2000 -240
WIRE 2048 -224 2048 -240
FLAG 864 -256 0
FLAG 864 -352 VDD
FLAG 1424 48 0
FLAG 1424 128 0
FLAG 1424 -144 0
FLAG 1424 -512 VDD
FLAG 1424 -464 VDD
FLAG 1424 -336 VDD
FLAG 1328 -432 Vbias1
FLAG 1328 -304 Vbias2
FLAG 1328 -112 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 1040 192 0
FLAG 1936 -144 0
FLAG 1744 -512 VDD
FLAG 1744 -464 VDD
FLAG 1744 -336 VDD
FLAG 1648 -432 Vbias1
FLAG 1648 -304 Vbias2
FLAG 2000 -240 Vout
FLAG 1744 -96 0
FLAG 2048 -144 0
SYMBOL voltage 864 -352 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDD
SYMATTR Value 1
SYMBOL nmos4 1376 0 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName M1
SYMATTR Value N_50n
SYMBOL nmos4 1376 -192 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName M2
SYMATTR Value N_50n
SYMBOL pmos4 1376 -512 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=5u
SYMATTR InstName M4
SYMATTR Value P_50n
SYMBOL pmos4 1376 -384 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=5u
SYMATTR InstName M3
SYMATTR Value P_50n
SYMBOL Fig_20_47 800 -64 R0
SYMATTR InstName U1
SYMBOL voltage 1040 96 R0
WINDOW 0 39 43 Left 0
WINDOW 123 38 75 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VS
SYMATTR Value2 AC 1
SYMATTR Value 0
SYMBOL res 1072 96 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName RS
SYMATTR Value 100k
SYMBOL res 1248 -208 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName Rbig
SYMATTR Value 1G
SYMBOL cap 1168 96 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName Cbig
SYMATTR Value 1µ
SYMBOL pmos4 1696 -512 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=62.5u
SYMATTR InstName M5
SYMATTR Value P_50n
SYMBOL pmos4 1696 -384 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=62.5u
SYMATTR InstName M6
SYMATTR Value P_50n
SYMBOL cap 1920 -208 R0
WINDOW 3 39 41 Left 0
SYMATTR Value 1pF
SYMATTR InstName Cload1
SYMBOL pmos4 1696 -224 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=100n w=62.5u
SYMATTR InstName M7
SYMATTR Value P_50n
SYMBOL res 2032 -240 R0
SYMATTR InstName R1
SYMATTR Value 10k
TEXT 1720 -40 Left 0 !.lib cmosedu_models.txt
TEXT 1032 -304 Left 0 ;Plot Vout
TEXT 1016 -224 Left 0 !.ac dec 100 10k 1G