Version 4
SHEET 1 2964 696
WIRE 1312 -2624 1312 -2688
WIRE 1424 -2624 1424 -2688
WIRE 1600 -2624 1600 -2688
WIRE 1792 -2624 1792 -2688
WIRE 1984 -2624 1984 -2688
WIRE 1760 -2416 1760 -2432
WIRE 1696 -2368 1488 -2368
WIRE 1968 -2368 1856 -2368
WIRE 1392 -2272 1392 -2304
WIRE 1760 -2272 1760 -2288
WIRE 1136 -2224 944 -2224
WIRE 1312 -2224 1136 -2224
WIRE 1328 -2224 1312 -2224
WIRE 1488 -2224 1488 -2368
WIRE 1520 -2224 1488 -2224
WIRE 1664 -2224 1584 -2224
WIRE 1696 -2224 1664 -2224
WIRE 1968 -2224 1968 -2368
WIRE 1968 -2224 1856 -2224
WIRE 1392 -2176 1392 -2272
WIRE 944 -2128 944 -2144
WIRE 1312 -2128 1312 -2224
WIRE 1328 -2128 1312 -2128
WIRE 1520 -2128 1488 -2128
WIRE 1664 -2128 1664 -2224
WIRE 1664 -2128 1584 -2128
WIRE 2336 -2128 2336 -2160
WIRE 1232 -2096 1232 -2112
WIRE 1664 -2080 1664 -2128
WIRE 1680 -2080 1664 -2080
WIRE 2176 -2080 2176 -2096
WIRE 768 -2048 640 -2048
WIRE 1168 -2048 768 -2048
WIRE 1488 -2048 1488 -2128
WIRE 1488 -2048 1328 -2048
WIRE 1968 -2032 1968 -2224
WIRE 2112 -2032 1968 -2032
WIRE 2288 -2032 2272 -2032
WIRE 2336 -2032 2336 -2064
WIRE 2336 -2032 2288 -2032
WIRE 1680 -1984 1664 -1984
WIRE 1664 -1920 1664 -1984
FLAG 1600 -2624 0
FLAG 1600 -2768 phi1
FLAG 1312 -2624 0
FLAG 1312 -2768 VDD
FLAG 1792 -2624 0
FLAG 1792 -2768 phi2
FLAG 1424 -2624 0
FLAG 1424 -2768 VCM
FLAG 1984 -2624 0
FLAG 1984 -2768 phi3
FLAG 1808 -2384 VDD
FLAG 1808 -2240 VDD
FLAG 1760 -2432 phi3
FLAG 1760 -2288 phi1
FLAG 1440 -2144 VDD
FLAG 1440 -2240 VDD
FLAG 1392 -2304 phi2
FLAG 1232 -2112 phi3
FLAG 1136 -2224 Vin
FLAG 1280 -2064 VDD
FLAG 2224 -2048 VDD
FLAG 2176 -2096 phi3
FLAG 2336 -2160 0
FLAG 944 -2128 0
FLAG 2288 -2032 Vout
FLAG 640 -1968 0
FLAG 768 -2048 Vci
FLAG 1664 -1920 0
SYMBOL voltage 1600 -2784 R0
WINDOW 0 36 42 Left 0
WINDOW 3 -52 207 VLeft 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vphi1
SYMATTR Value PULSE(0 5V 0 200p 200p 4n 10n)
SYMBOL voltage 1312 -2784 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDD
SYMATTR Value 5V
SYMBOL voltage 1792 -2784 R0
WINDOW 0 36 42 Left 0
WINDOW 3 -52 207 VLeft 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vphi2
SYMATTR Value PULSE(0 5V 0 200p 200p 4n 10n)
SYMBOL voltage 1424 -2784 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VCM
SYMATTR Value 2.5V
SYMBOL voltage 1984 -2784 R0
WINDOW 0 36 42 Left 0
WINDOW 3 -52 207 VLeft 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vphi3
SYMATTR Value PULSE(0 5V 5n 200p 200p 4n 10n)
SYMBOL switch_1 1696 -2208 R0
SYMATTR InstName X2
SYMBOL switch_1 1696 -2352 R0
SYMATTR InstName X3
SYMBOL cap 1520 -2112 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName CIT
SYMATTR Value 1p
SYMBOL cap 1520 -2208 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName CFT
SYMATTR Value 1p
SYMBOL switch_1 1328 -2208 R0
SYMATTR InstName X4
SYMBOL switch_1 1328 -2112 R0
SYMATTR InstName X5
SYMBOL switch_1 1168 -2032 R0
SYMATTR InstName X6
SYMBOL switch_1 2112 -2016 R0
SYMATTR InstName X7
SYMBOL cap 2320 -2128 R0
SYMATTR InstName CLT
SYMATTR Value 10p
SYMBOL voltage 944 -2240 R0
WINDOW 0 37 43 Left 0
WINDOW 3 30 77 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vinsp
SYMATTR Value PULSE(0V 5V 0 2u)
SYMBOL voltage 640 -2064 R0
WINDOW 0 42 49 Left 0
WINDOW 3 40 76 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vcip
SYMATTR Value PULSE(0 5V 1u 0)
SYMBOL Ideal_op_amp 1728 -2032 R0
SYMATTR InstName X1
TEXT 1336 -2544 Left 0 !.tran 0 2u 0 .2n