Version 4
SHEET 1 2684 680
WIRE 800 -192 800 -208
WIRE 800 32 800 16
WIRE 864 -352 864 -384
WIRE 864 -336 864 -352
WIRE 912 64 912 32
WIRE 912 80 912 64
WIRE 1040 -96 1040 -128
WIRE 1136 -128 1040 -128
WIRE 1184 -240 1184 -288
WIRE 1184 -208 1184 -240
WIRE 1184 -80 1184 -112
WIRE 1184 -16 1184 -80
WIRE 1184 112 1184 80
WIRE 1264 64 1232 64
WIRE 1376 -304 1232 -304
WIRE 1504 -304 1376 -304
WIRE 1504 64 1488 64
WIRE 1552 -240 1552 -288
WIRE 1552 -208 1552 -240
WIRE 1552 -80 1184 -80
WIRE 1552 -80 1552 -112
WIRE 1552 -16 1552 -80
WIRE 1552 112 1552 80
WIRE 1680 -128 1600 -128
WIRE 1680 -96 1680 -128
FLAG 864 -256 0
FLAG 864 -352 VDD
FLAG 1552 -160 0
FLAG 1552 112 0
FLAG 1184 -160 0
FLAG 1552 -384 VDD
FLAG 1552 -336 VDD
FLAG 1184 -336 VDD
FLAG 800 -208 VDD
FLAG 800 32 0
FLAG 1040 -16 0
FLAG 1184 -384 VDD
FLAG 1552 32 0
FLAG 1680 -16 0
FLAG 880 -48 Vbiasn
FLAG 880 -128 Vbiasp
FLAG 1184 112 0
FLAG 1184 32 0
FLAG 1264 64 Vbiasn
FLAG 1376 -304 Vbiasp
FLAG 1184 -240 vop
FLAG 1552 -240 vom
FLAG 1488 64 VCMFB
FLAG 912 160 0
FLAG 912 64 VCMFB
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 1600 -208 M0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M2
SYMATTR Value N_50n
SYMBOL nmos4 1136 -208 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M1
SYMATTR Value N_50n
SYMBOL pmos4 1504 -384 R0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=50n w=1u
SYMATTR InstName M4
SYMATTR Value P_50n
SYMBOL pmos4 1232 -384 M0
WINDOW 123 58 102 Left 0
WINDOW 0 56 16 Left 0
SYMATTR Value2 l=50n w=1u
SYMATTR InstName M3
SYMATTR Value P_50n
SYMBOL voltage 1040 -112 R0
WINDOW 0 39 43 Left 0
WINDOW 123 38 75 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 39 71 Left 0
SYMATTR InstName VCM1
SYMATTR Value 500m
SYMBOL nmos4 1504 -16 R0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M6T
SYMATTR Value N_50n
SYMBOL voltage 1680 -112 R0
WINDOW 0 45 42 Left 0
WINDOW 3 40 70 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VCM
SYMATTR Value 500m
SYMBOL Fig_26_3 736 -80 R0
SYMATTR InstName U1
SYMBOL nmos4 1232 -16 M0
WINDOW 123 56 100 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M5
SYMATTR Value N_50n
SYMBOL voltage 912 64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vcmfb
SYMATTR Value 1
TEXT 1120 200 Left 0 !.lib cmosedu_models.txt
TEXT 1288 -408 Left 0 ;Plot vop vom
TEXT 1120 176 Left 0 !.DC vcmfb 300m 500m 1m