Version 4
SHEET 1 3692 1416
WIRE 1856 -640 1808 -640
WIRE 1952 -640 1936 -640
WIRE 1968 -640 1952 -640
WIRE 2912 -640 2848 -640
WIRE 3024 -640 2992 -640
WIRE 3088 -640 3024 -640
WIRE 3152 -640 3088 -640
WIRE 1808 -608 1808 -640
WIRE 2848 -608 2848 -640
WIRE 3024 -608 3024 -640
WIRE 672 -592 640 -592
WIRE 1088 -592 672 -592
WIRE 1760 -592 1648 -592
WIRE 1952 -592 1952 -640
WIRE 2048 -592 2048 -640
WIRE 2080 -592 2048 -592
WIRE 2800 -592 2688 -592
WIRE 3152 -592 3152 -640
WIRE 3184 -592 3152 -592
WIRE 640 -560 640 -592
WIRE 1088 -560 1040 -560
WIRE 1648 -560 1648 -592
WIRE 2080 -560 2064 -560
WIRE 2688 -560 2688 -592
WIRE 3184 -560 3168 -560
WIRE 1344 -544 1264 -544
WIRE 1600 -544 1344 -544
WIRE 2304 -544 2256 -544
WIRE 2640 -544 2304 -544
WIRE 3408 -544 3360 -544
WIRE 3440 -544 3408 -544
WIRE 1088 -528 864 -528
WIRE 2016 -528 2000 -528
WIRE 2080 -528 2016 -528
WIRE 3120 -528 3104 -528
WIRE 3184 -528 3120 -528
WIRE 1808 -512 1808 -528
WIRE 2848 -512 2848 -528
WIRE 1600 -496 1584 -496
WIRE 2640 -496 2624 -496
WIRE 640 -448 640 -480
WIRE 864 -416 864 -528
WIRE 864 -400 864 -416
WIRE 1584 -352 1584 -496
WIRE 1600 -352 1584 -352
WIRE 1680 -352 1600 -352
WIRE 2624 -352 2624 -496
WIRE 2624 -352 2560 -352
WIRE 2640 -352 2624 -352
WIRE 1344 -320 1344 -544
WIRE 2304 -320 2304 -544
WIRE 3440 -320 3440 -544
WIRE 640 -304 640 -336
WIRE 1744 -288 1728 -288
WIRE 2704 -288 2688 -288
WIRE 864 -256 864 -320
WIRE 640 -192 640 -224
WIRE 1312 -192 1296 -192
WIRE 2272 -192 2256 -192
WIRE 3408 -192 3392 -192
WIRE 1600 -176 1600 -192
WIRE 1680 -176 1680 -192
WIRE 2640 -176 2640 -192
WIRE 2560 -160 2560 -192
WIRE 640 -64 640 -96
WIRE 1648 -32 1648 -288
WIRE 1648 -32 1392 -32
WIRE 1680 -32 1648 -32
WIRE 1744 -32 1744 -288
WIRE 1744 -32 1728 -32
WIRE 2608 -32 2608 -288
WIRE 2608 -32 2352 -32
WIRE 2640 -32 2608 -32
WIRE 2704 -32 2704 -288
WIRE 2704 -32 2688 -32
WIRE 640 48 640 16
WIRE 848 64 800 64
WIRE 928 64 896 64
WIRE 1024 64 1008 64
WIRE 1056 64 1024 64
WIRE 1120 64 1104 64
WIRE 1136 64 1120 64
WIRE 1392 64 1392 -32
WIRE 2352 64 2352 -32
WIRE 1024 112 1024 64
WIRE 1856 560 1808 560
WIRE 1952 560 1936 560
WIRE 1984 560 1952 560
WIRE 2048 560 1984 560
WIRE 2912 560 2848 560
WIRE 3024 560 2992 560
WIRE 3088 560 3024 560
WIRE 3152 560 3088 560
WIRE 1808 592 1808 560
WIRE 2848 592 2848 560
WIRE 3024 592 3024 560
WIRE 896 608 672 608
WIRE 1088 608 896 608
WIRE 1760 608 1648 608
WIRE 1952 608 1952 560
WIRE 2048 608 2048 560
WIRE 2080 608 2048 608
WIRE 2800 608 2688 608
WIRE 3152 608 3152 560
WIRE 3184 608 3152 608
WIRE 1088 640 1040 640
WIRE 1648 640 1648 608
WIRE 2080 640 2064 640
WIRE 2688 640 2688 608
WIRE 3184 640 3168 640
WIRE 1344 656 1264 656
WIRE 1600 656 1344 656
WIRE 2304 656 2256 656
WIRE 2640 656 2304 656
WIRE 3408 656 3360 656
WIRE 3440 656 3408 656
WIRE 928 672 864 672
WIRE 1088 672 928 672
WIRE 2016 672 2000 672
WIRE 2080 672 2016 672
WIRE 3120 672 3104 672
WIRE 3184 672 3120 672
WIRE 1808 688 1808 672
WIRE 2848 688 2848 672
WIRE 1600 704 1584 704
WIRE 2640 704 2624 704
WIRE 1584 848 1584 704
WIRE 1600 848 1584 848
WIRE 1680 848 1600 848
WIRE 2624 848 2624 704
WIRE 2624 848 2560 848
WIRE 2640 848 2624 848
WIRE 1344 880 1344 656
WIRE 2304 880 2304 656
WIRE 3440 880 3440 656
WIRE 1744 912 1728 912
WIRE 2704 912 2688 912
WIRE 1312 1008 1296 1008
WIRE 2272 1008 2256 1008
WIRE 3408 1008 3392 1008
WIRE 1600 1024 1600 1008
WIRE 1680 1024 1680 1008
WIRE 2640 1024 2640 1008
WIRE 2560 1040 2560 1008
WIRE 1648 1168 1648 912
WIRE 1648 1168 1392 1168
WIRE 1680 1168 1648 1168
WIRE 1744 1168 1744 912
WIRE 1744 1168 1728 1168
WIRE 2608 1168 2608 912
WIRE 2608 1168 2352 1168
WIRE 2640 1168 2608 1168
WIRE 2704 1168 2704 912
WIRE 2704 1168 2688 1168
WIRE 1392 1264 1392 1168
WIRE 2352 1264 2352 1168
FLAG 640 -448 0
FLAG 672 -592 Vin
FLAG 1648 -480 0
FLAG 1808 -512 0
FLAG 1760 -544 0
FLAG 864 48 VDD
FLAG 800 64 clk
FLAG 864 -256 0
FLAG 864 -416 clk
FLAG 640 -192 0
FLAG 640 -336 VDD
FLAG 1040 -560 0
FLAG 640 48 0
FLAG 640 -96 VCM
FLAG 1440 -320 VCM
FLAG 1296 -192 clkd
FLAG 1472 -192 VDD
FLAG 1680 -176 0
FLAG 1600 -176 VCM
FLAG 1616 -240 VDD
FLAG 1696 -240 VDD
FLAG 1696 -48 VDD
FLAG 2688 -480 0
FLAG 2848 -512 0
FLAG 2800 -544 0
FLAG 2064 -560 0
FLAG 2400 -320 VCM
FLAG 2256 -192 clkd
FLAG 2432 -192 VDD
FLAG 2640 -176 0
FLAG 2560 -160 VCM
FLAG 2576 -240 VDD
FLAG 2656 -240 VDD
FLAG 2656 -48 VDD
FLAG 2016 -528 clk
FLAG 3168 -560 0
FLAG 3536 -320 VCM
FLAG 3392 -192 clkd
FLAG 3568 -192 VDD
FLAG 3120 -528 clk
FLAG 1072 48 VDD
FLAG 1120 64 clkd
FLAG 1024 176 0
FLAG 1952 -528 0
FLAG 3024 -544 0
FLAG 3088 -640 in3
FLAG 1392 64 D2
FLAG 2352 64 D1
FLAG 3488 -32 D0
FLAG 1344 -544 vin2
FLAG 2304 -544 vin1
FLAG 3408 -544 vin0
FLAG 1648 720 0
FLAG 1808 688 0
FLAG 1760 656 0
FLAG 1040 640 0
FLAG 1440 880 VCM
FLAG 1296 1008 clkd
FLAG 1472 1008 VDD
FLAG 1680 1024 0
FLAG 1600 1024 VCM
FLAG 1616 960 VDD
FLAG 1696 960 VDD
FLAG 1696 1152 VDD
FLAG 2688 720 0
FLAG 2848 688 0
FLAG 2800 656 0
FLAG 2064 640 0
FLAG 2400 880 VCM
FLAG 2256 1008 clkd
FLAG 2432 1008 VDD
FLAG 2640 1024 0
FLAG 2560 1040 VCM
FLAG 2576 960 VDD
FLAG 2656 960 VDD
FLAG 2656 1152 VDD
FLAG 2016 672 clk
FLAG 3168 640 0
FLAG 3536 880 VCM
FLAG 3392 1008 clkd
FLAG 3568 1008 VDD
FLAG 3120 672 clk
FLAG 1952 672 0
FLAG 3024 656 0
FLAG 1984 560 in2_ideal
FLAG 3088 560 in3_ideal
FLAG 1392 1264 D2_ideal
FLAG 2352 1264 D1_ideal
FLAG 3488 1168 D0_ideal
FLAG 1344 656 vin2_ideal
FLAG 2304 656 vin1_ideal
FLAG 3408 656 vin0_ideal
FLAG 928 672 clk
FLAG 896 608 Vin
SYMBOL voltage 640 -576 R0
WINDOW 0 36 42 Left 0
WINDOW 3 -73 165 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vin1
SYMATTR Value PULSE(0 5V 0.75n 100n 100n 100n 100n)
SYMBOL e 1648 -576 R0
WINDOW 0 42 40 Left 0
WINDOW 3 45 74 Left 0
SYMATTR InstName E1
SYMATTR Value 1
SYMBOL e 1808 -624 R0
WINDOW 0 38 39 Left 0
WINDOW 3 42 76 Left 0
SYMATTR InstName E2
SYMATTR Value 2
SYMBOL inverter 848 64 R0
SYMATTR InstName X6
SYMBOL voltage 864 -416 R0
WINDOW 0 36 42 Left 0
WINDOW 3 -85 257 VLeft 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vclk
SYMATTR Value PULSE(0 5 0.5n 100p 100p 0.5n 1n)
SYMBOL voltage 640 -320 R0
WINDOW 0 36 42 Left 0
WINDOW 3 44 15 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDD
SYMATTR Value 5
SYMBOL SpecialFunctions\\sample 1168 -560 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A1
SYMBOL voltage 640 -80 R0
WINDOW 0 36 42 Left 0
WINDOW 3 44 15 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VCM
SYMATTR Value 2.5
SYMBOL Ideal_clocked_comparator 1392 -272 R90
SYMATTR InstName X1
SYMBOL switch_1 1664 -352 R90
SYMATTR InstName X2
SYMBOL switch_1 1584 -352 R90
SYMATTR InstName X3
SYMBOL inverter 1680 -32 R0
SYMATTR InstName X4
SYMBOL e 2688 -576 R0
WINDOW 0 42 40 Left 0
WINDOW 3 45 74 Left 0
SYMATTR InstName E3
SYMATTR Value 1
SYMBOL e 2848 -624 R0
WINDOW 0 38 39 Left 0
WINDOW 3 42 76 Left 0
SYMATTR InstName E4
SYMATTR Value 2
SYMBOL SpecialFunctions\\sample 2160 -560 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A2
SYMBOL Ideal_clocked_comparator 2352 -272 R90
SYMATTR InstName X7
SYMBOL switch_1 2624 -352 R90
SYMATTR InstName X8
SYMBOL switch_1 2544 -352 R90
SYMATTR InstName X9
SYMBOL inverter 2640 -32 R0
SYMATTR InstName X10
SYMBOL SpecialFunctions\\sample 3264 -560 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A3
SYMBOL Ideal_clocked_comparator 3488 -272 R90
SYMATTR InstName X13
SYMBOL inverter 1056 64 R0
SYMATTR InstName X18
SYMBOL res 1024 48 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 500
SYMBOL cap 1008 112 R0
WINDOW 3 41 37 Left 0
SYMATTR Value 1p
SYMATTR InstName C1
SYMBOL res 1952 -656 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL cap 1936 -592 R0
WINDOW 3 41 37 Left 0
SYMATTR Value 1p
SYMATTR InstName C2
SYMBOL res 3008 -656 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R3
SYMATTR Value 100
SYMBOL cap 3008 -608 R0
WINDOW 3 41 37 Left 0
SYMATTR Value 1p
SYMATTR InstName C3
SYMBOL e 1648 624 R0
WINDOW 0 42 40 Left 0
WINDOW 3 45 74 Left 0
SYMATTR InstName E5
SYMATTR Value 1
SYMBOL e 1808 576 R0
WINDOW 0 38 39 Left 0
WINDOW 3 42 76 Left 0
SYMATTR InstName E6
SYMATTR Value 2
SYMBOL SpecialFunctions\\sample 1168 640 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A4
SYMBOL Ideal_clocked_comparator 1392 928 R90
SYMATTR InstName X11
SYMBOL switch_1 1664 848 R90
SYMATTR InstName X12
SYMBOL switch_1 1584 848 R90
SYMATTR InstName X14
SYMBOL inverter 1680 1168 R0
SYMATTR InstName X15
SYMBOL e 2688 624 R0
WINDOW 0 42 40 Left 0
WINDOW 3 45 74 Left 0
SYMATTR InstName E7
SYMATTR Value 1
SYMBOL e 2848 576 R0
WINDOW 0 38 39 Left 0
WINDOW 3 42 76 Left 0
SYMATTR InstName E8
SYMATTR Value 2
SYMBOL SpecialFunctions\\sample 2160 640 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A5
SYMBOL Ideal_clocked_comparator 2352 928 R90
SYMATTR InstName X16
SYMBOL switch_1 2624 848 R90
SYMATTR InstName X17
SYMBOL switch_1 2544 848 R90
SYMATTR InstName X19
SYMBOL inverter 2640 1168 R0
SYMATTR InstName X20
SYMBOL SpecialFunctions\\sample 3264 640 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A6
SYMBOL Ideal_clocked_comparator 3488 928 R90
SYMATTR InstName X21
SYMBOL res 1952 544 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R5
SYMATTR Value 100
SYMBOL cap 1936 608 R0
WINDOW 3 41 37 Left 0
SYMATTR Value 1p
SYMATTR InstName C5
SYMBOL res 3008 544 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R6
SYMATTR Value 100
SYMBOL cap 3008 592 R0
WINDOW 3 41 37 Left 0
SYMATTR Value 1p
SYMATTR InstName C6
SYMBOL voltage 1952 -640 R270
WINDOW 0 24 104 Left 0
WINDOW 3 24 16 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 200m
TEXT 752 -88 Left 0 !.tran 0 100n 0 .1n uic