Version 4
SHEET 1 1416 680
WIRE 912 -640 880 -640
WIRE 1008 -640 960 -640
WIRE 912 -624 912 -640
WIRE 960 -624 960 -640
WIRE 896 -576 800 -576
WIRE 1120 -576 976 -576
WIRE 1216 -576 1120 -576
WIRE 128 -480 -96 -480
WIRE 192 -480 128 -480
WIRE 352 -480 192 -480
WIRE 576 -480 352 -480
WIRE 800 -480 800 -576
WIRE 800 -480 576 -480
WIRE 848 -480 800 -480
WIRE 960 -480 928 -480
WIRE -96 -448 -96 -480
WIRE 128 -448 128 -480
WIRE 352 -448 352 -480
WIRE 576 -448 576 -480
WIRE 800 -448 800 -480
WIRE 1216 -432 1216 -576
WIRE 1216 -432 1184 -432
WIRE 960 -384 928 -384
WIRE -96 -352 -96 -384
WIRE 128 -352 128 -384
WIRE 352 -352 352 -384
WIRE 576 -352 576 -384
WIRE 800 -352 800 -384
WIRE -96 -336 -96 -352
WIRE 128 -336 128 -352
WIRE 352 -336 352 -352
WIRE 576 -336 576 -352
WIRE 800 -336 800 -352
WIRE 928 -336 928 -384
WIRE 976 -176 944 -176
WIRE 1104 -176 1072 -176
WIRE 944 -144 944 -176
WIRE 1072 -144 1072 -176
WIRE 944 -48 944 -64
WIRE 1072 -48 1072 -64
WIRE -96 80 -96 48
WIRE 128 80 128 48
WIRE 352 80 352 48
WIRE 576 80 576 48
WIRE -96 96 -96 80
WIRE 128 96 128 80
WIRE 352 96 352 80
WIRE 576 96 576 80
WIRE 800 176 720 176
WIRE 864 176 800 176
WIRE 1216 176 1216 -432
WIRE 1216 176 1056 176
FLAG 656 96 RST
FLAG -192 -208 RST
FLAG 32 -208 RST
FLAG 256 -208 RST
FLAG 480 -208 RST
FLAG 1072 -48 0
FLAG -192 -16 Vin
FLAG 32 -16 Vin
FLAG 256 -16 Vin
FLAG 480 -16 Vin
FLAG 1104 -176 VDD/2
FLAG -192 -272 VDD/2
FLAG 32 -272 VDD/2
FLAG 256 -272 VDD/2
FLAG 480 -272 VDD/2
FLAG 576 256 D0
FLAG 352 240 D1
FLAG 128 256 D2
FLAG -96 256 D3
FLAG 944 -48 0
FLAG 976 -176 VDDi
FLAG 880 -640 RST
FLAG 576 -352 O0
FLAG 352 -352 O1
FLAG 128 -352 O2
FLAG -96 -352 O3
FLAG 576 80 B0
FLAG 352 80 B1
FLAG 128 80 B2
FLAG -96 80 B3
FLAG 1120 -576 Comp
FLAG 1008 -640 VDD/2
FLAG 192 -480 Vtop
FLAG 352 256 D1
FLAG 1056 -496 VDDi
FLAG -192 -80 VrefM
FLAG 32 -80 VrefM
FLAG 256 -80 VrefM
FLAG 480 -80 VrefM
FLAG 928 -336 VrefM
FLAG -144 176 VDD
FLAG 704 -208 RST
FLAG 704 -16 Vin
FLAG 704 -272 VDD/2
FLAG 704 -80 VrefM
FLAG 800 48 0
FLAG 800 -352 Or
FLAG 704 -144 VrefP
FLAG 480 -144 VrefP
FLAG 256 -144 VrefP
FLAG 32 -144 VrefP
FLAG -192 -144 VrefP
FLAG 960 240 VrefM
FLAG 960 80 VDDi
FLAG 800 176 C_shift
SYMBOL SuccessiveApproximationRegister -128 208 R0
SYMATTR InstName X1
SYMBOL SwitchModule -176 32 R0
SYMATTR InstName X2
SYMBOL SwitchModule 48 32 R0
SYMATTR InstName X3
SYMBOL SwitchModule 272 32 R0
SYMATTR InstName X4
SYMBOL SwitchModule 496 32 R0
SYMATTR InstName X5
SYMBOL voltage 1072 -160 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDD/2
SYMATTR Value .5
SYMBOL cap 784 -448 R0
SYMATTR InstName C1
SYMATTR Value {C}
SYMBOL cap 560 -448 R0
SYMATTR InstName C2
SYMATTR Value {C}
SYMBOL cap 336 -448 R0
SYMATTR InstName C3
SYMATTR Value {2*C}
SYMBOL cap 112 -448 R0
SYMATTR InstName C4
SYMATTR Value {4*C}
SYMBOL cap -112 -448 R0
SYMATTR InstName C5
SYMATTR Value {8*C}
SYMBOL voltage 944 -160 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDDi
SYMATTR Value 1
SYMBOL sw 992 -576 R90
WINDOW 0 -18 -15 VRight 0
WINDOW 3 -21 109 VRight 0
SYMATTR InstName S1
SYMBOL IdealComparator 976 -432 R0
SYMATTR InstName X7
SYMBOL voltage 944 -480 R90
WINDOW 0 -32 56 VBottom 0
WINDOW 3 32 56 VTop 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vos
SYMATTR Value {Vos}
SYMBOL SwitchModule 720 32 R0
SYMATTR InstName X6
SYMBOL CompShift 1040 224 M0
SYMATTR InstName X8
TEXT 344 -512 Left 0 !.param C=1p
TEXT 424 -600 Left 0 !.model SW SW