Version 4
SHEET 1 2248 1112
WIRE 1600 -256 512 -256
WIRE -912 -112 -1168 -112
WIRE -224 -112 -912 -112
WIRE -176 -112 -224 -112
WIRE 0 -112 -176 -112
WIRE 352 -112 0 -112
WIRE 400 -112 352 -112
WIRE 672 -112 400 -112
WIRE 720 -112 672 -112
WIRE 992 -112 720 -112
WIRE 1040 -112 992 -112
WIRE 1456 -112 1040 -112
WIRE 1504 -112 1456 -112
WIRE 1776 -112 1504 -112
WIRE 1824 -112 1776 -112
WIRE 672 -64 672 -112
WIRE 1776 -64 1776 -112
WIRE 400 -48 400 -112
WIRE 1504 -48 1504 -112
WIRE 2192 -48 2192 -144
WIRE -176 -16 -176 -112
WIRE 720 -16 720 -112
WIRE 720 -16 672 -16
WIRE 992 -16 992 -112
WIRE 1824 -16 1824 -112
WIRE 1824 -16 1776 -16
WIRE -912 0 -912 -112
WIRE 352 0 352 -112
WIRE 400 0 352 0
WIRE 1456 0 1456 -112
WIRE 1504 0 1456 0
WIRE 512 16 512 -256
WIRE 624 16 512 16
WIRE 1728 16 1680 16
WIRE -224 32 -224 -112
WIRE -176 32 -224 32
WIRE 512 32 512 16
WIRE 512 32 448 32
WIRE 1040 32 1040 -112
WIRE 1040 32 992 32
WIRE 1312 32 1312 0
WIRE 1600 32 1600 -256
WIRE 1600 32 1552 32
WIRE 2192 32 2192 -48
WIRE 2064 48 2016 48
WIRE 2144 48 2064 48
WIRE -16 64 -128 64
WIRE 400 64 400 48
WIRE 400 64 -16 64
WIRE 672 64 672 32
WIRE 832 64 672 64
WIRE 864 64 832 64
WIRE 944 64 864 64
WIRE 2064 96 2016 96
WIRE 2144 96 2064 96
WIRE 1504 112 1504 48
WIRE 1552 112 1504 112
WIRE 1600 112 1600 32
WIRE 1600 112 1552 112
WIRE 1680 112 1680 16
WIRE 1776 112 1776 32
WIRE 1776 112 1680 112
WIRE 192 128 64 128
WIRE 768 128 272 128
WIRE 1312 128 1312 32
WIRE -1168 144 -1168 -112
WIRE -176 160 -176 80
WIRE -128 160 -176 160
WIRE -16 160 -16 64
WIRE -16 160 -64 160
WIRE 672 160 672 64
WIRE 832 160 832 64
WIRE 880 160 832 160
WIRE 992 160 992 80
WIRE 992 160 944 160
WIRE 1776 160 1776 112
WIRE -912 176 -912 80
WIRE 400 176 400 64
WIRE 1504 176 1504 112
WIRE 672 208 624 208
WIRE 1776 208 1728 208
WIRE -272 224 -384 224
WIRE -176 224 -176 160
WIRE -176 224 -272 224
WIRE 448 224 400 224
WIRE 992 224 992 160
WIRE 1168 224 992 224
WIRE 1184 224 1168 224
WIRE 1552 224 1504 224
WIRE 752 240 720 240
WIRE 768 240 768 128
WIRE 768 240 752 240
WIRE 1920 240 1824 240
WIRE 1952 240 1920 240
WIRE 2192 240 2192 112
WIRE -912 256 -912 176
WIRE 64 256 64 128
WIRE 128 256 64 256
WIRE 192 256 128 256
WIRE 304 256 272 256
WIRE 352 256 304 256
WIRE 1312 256 1312 208
WIRE 1456 256 1312 256
WIRE -384 304 -384 224
WIRE 64 304 64 256
WIRE 1184 304 1184 224
WIRE 1312 304 1312 256
WIRE 400 320 400 272
WIRE 448 320 448 224
WIRE 448 320 400 320
WIRE 528 320 448 320
WIRE 624 320 624 208
WIRE 624 320 528 320
WIRE 672 320 672 256
WIRE 672 320 624 320
WIRE 1504 320 1504 272
WIRE 1552 320 1552 224
WIRE 1552 320 1504 320
WIRE 1632 320 1552 320
WIRE 1728 320 1728 208
WIRE 1728 320 1632 320
WIRE 1776 320 1776 256
WIRE 1776 320 1728 320
WIRE 528 400 528 320
WIRE 1952 416 1952 240
WIRE 64 432 64 384
WIRE -1168 448 -1168 224
WIRE -1056 448 -1168 448
WIRE -48 448 -1056 448
WIRE 768 448 384 448
WIRE 1488 448 768 448
WIRE -384 464 -384 368
WIRE 1184 464 1184 368
WIRE -1168 480 -1168 448
WIRE 528 480 528 400
WIRE 1632 480 1632 320
WIRE -176 496 -176 224
WIRE 992 496 992 224
WIRE 1312 496 1312 384
WIRE 1312 512 1312 496
WIRE -1168 528 -1232 528
WIRE 576 528 528 528
WIRE 1680 528 1632 528
WIRE -176 544 -224 544
WIRE 1040 544 992 544
WIRE 1952 544 1952 496
WIRE -1056 560 -1056 448
WIRE -1056 560 -1120 560
WIRE -48 560 -48 448
WIRE 0 560 -48 560
WIRE 384 560 384 448
WIRE 384 560 0 560
WIRE 480 560 384 560
WIRE 1488 560 1488 448
WIRE 1584 560 1488 560
WIRE -48 576 -48 560
WIRE -48 576 -128 576
WIRE 768 576 768 448
WIRE 944 576 768 576
WIRE -1232 656 -1232 528
WIRE -1168 656 -1168 576
WIRE -1168 656 -1232 656
WIRE -912 656 -912 336
WIRE -912 656 -1168 656
WIRE -224 656 -224 544
WIRE -224 656 -912 656
WIRE -176 656 -176 592
WIRE -176 656 -224 656
WIRE 48 656 -176 656
WIRE 528 656 528 576
WIRE 528 656 48 656
WIRE 576 656 576 528
WIRE 576 656 528 656
WIRE 992 656 992 592
WIRE 992 656 576 656
WIRE 1040 656 1040 544
WIRE 1040 656 992 656
WIRE 1632 656 1632 576
WIRE 1632 656 1040 656
WIRE 1680 656 1680 528
WIRE 1680 656 1632 656
FLAG 0 -112 vdd
FLAG -912 176 0
FLAG 1184 464 0
FLAG 64 432 0
FLAG 1168 224 voutp
FLAG 304 256 vp
FLAG 752 240 vn
FLAG 128 256 vcm
FLAG 48 656 vss
FLAG 528 400 v0
FLAG 0 560 vgs1
FLAG 1952 544 0
FLAG 1920 240 vref
FLAG 1552 112 v3
FLAG 864 64 v1
FLAG -384 464 0
FLAG -272 224 voutn
FLAG 1312 32 voutp
FLAG 1312 496 voutn
FLAG 2192 240 0
FLAG 2192 -48 vout
FLAG 2064 48 voutp
FLAG 2064 96 voutn
SYMBOL voltage -912 240 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 2.5
SYMBOL pmos4 624 -64 R0
SYMATTR InstName M4
SYMATTR Value P_1u
SYMATTR Value2 l=3u w=15u
SYMBOL pmos4 448 -48 M0
SYMATTR InstName M3
SYMATTR Value P_1u
SYMATTR Value2 l=3u w=15u
SYMBOL nmos4 720 160 M0
SYMATTR InstName M2
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=20u
SYMBOL nmos4 352 176 R0
SYMATTR InstName M5
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=20u
SYMBOL voltage -912 -16 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 2.5
SYMBOL voltage 64 288 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V5
SYMATTR Value 0
SYMBOL voltage 288 256 R90
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 0
WINDOW 3 24 44 Left 2
SYMATTR Value2 AC 0.5
SYMATTR Value SINE(0 0.01 1k)
SYMATTR InstName vin2
SYMBOL voltage 176 128 R270
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 0
WINDOW 3 24 44 Left 2
SYMATTR Value2 AC 0.5
SYMATTR Value SINE(0 0.01 1k)
SYMATTR InstName vin1
SYMBOL nmos4 480 480 R0
SYMATTR InstName M1
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=6u
SYMBOL pmos4 944 -16 R0
SYMATTR InstName M6
SYMATTR Value P_1u
SYMATTR Value2 l=1u w=80u
SYMBOL nmos4 944 496 R0
SYMATTR InstName M7
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=60u
SYMBOL cap 1168 304 R0
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL current -1168 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value 30µ
SYMBOL nmos4 -1120 480 M0
SYMATTR InstName M8
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=6u
SYMBOL cap 944 144 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName Cc
SYMATTR Value 3p
SYMBOL pmos4 1728 -64 R0
SYMATTR InstName M9
SYMATTR Value P_1u
SYMATTR Value2 l=3u w=15u
SYMBOL pmos4 1552 -48 M0
SYMATTR InstName M10
SYMATTR Value P_1u
SYMATTR Value2 l=3u w=15u
SYMBOL nmos4 1824 160 M0
SYMATTR InstName M11
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=20u
SYMBOL nmos4 1456 176 R0
SYMATTR InstName M12
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=20u
SYMBOL nmos4 1584 480 R0
SYMATTR InstName M13
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=6u
SYMBOL voltage 1952 400 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value -0.5
SYMBOL pmos4 -128 -16 M0
SYMATTR InstName M14
SYMATTR Value P_1u
SYMATTR Value2 l=1u w=80u
SYMBOL nmos4 -128 496 M0
SYMATTR InstName M15
SYMATTR Value N_1u
SYMATTR Value2 l=2u w=60u
SYMBOL cap -128 144 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName Cc1
SYMATTR Value 3p
SYMBOL cap -400 304 R0
SYMATTR InstName C2
SYMATTR Value 10p
SYMBOL res 1296 112 R0
SYMATTR InstName R1
SYMATTR Value 20k
SYMBOL res 1296 288 R0
SYMATTR InstName R2
SYMATTR Value 20k
SYMBOL e 2192 16 R0
SYMATTR InstName E1
SYMATTR Value 1
TEXT -96 -176 Left 2 !.include cmosedu_models.txt
TEXT -1240 704 Left 2 !;.ac dec 100 100 100Meg
TEXT -1240 728 Left 2 !.op
TEXT -1242 748 Left 2 !;.tran 10m