Version 4
SHEET 1 3692 932
WIRE 1856 -640 1808 -640
WIRE 1952 -640 1936 -640
WIRE 2048 -640 1952 -640
WIRE 1808 -608 1808 -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 640 -560 640 -592
WIRE 1088 -560 1040 -560
WIRE 1648 -560 1648 -592
WIRE 2080 -560 2064 -560
WIRE 1344 -544 1264 -544
WIRE 1600 -544 1344 -544
WIRE 2336 -544 2256 -544
WIRE 2384 -544 2336 -544
WIRE 1088 -528 864 -528
WIRE 2016 -528 2000 -528
WIRE 2080 -528 2016 -528
WIRE 1808 -512 1808 -528
WIRE 1600 -496 1584 -496
WIRE 640 -448 640 -480
WIRE 864 -416 864 -528
WIRE 1584 -416 1584 -496
WIRE 864 -400 864 -416
WIRE 1584 -352 1584 -416
WIRE 1600 -352 1584 -352
WIRE 1680 -352 1600 -352
WIRE 1344 -320 1344 -544
WIRE 640 -304 640 -336
WIRE 1744 -288 1728 -288
WIRE 864 -256 864 -320
WIRE 640 -192 640 -224
WIRE 1312 -192 1296 -192
WIRE 1600 -176 1600 -192
WIRE 1680 -176 1680 -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 1392 16 1392 -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 16
WIRE 1024 112 1024 64
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 2064 -560 0
FLAG 2016 -528 clk
FLAG 1072 48 VDD
FLAG 1120 64 clkd
FLAG 1024 176 0
FLAG 1952 -528 0
FLAG 1392 16 digital_out
FLAG 2336 -544 analog_out
FLAG 1344 -544 comp_in
FLAG 1584 -416 sub
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 12n 10p 10p 40n 40n)
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 5n 100p 100p 4.9n 10n)
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 SpecialFunctions\\sample 2160 -560 R0
WINDOW 3 -28 112 Left 0
SYMATTR Value REF=2.5
SYMATTR InstName A2
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
TEXT 752 -88 Left 0 !.tran 0 35n 0 .1n uic