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 1056 -2480 1024 -2480 WIRE 1168 -2480 1136 -2480 WIRE 1200 -2480 1168 -2480 WIRE 1024 -2416 1024 -2480 WIRE 1200 -2384 1200 -2416 WIRE 1760 -2320 1760 -2336 WIRE 1696 -2272 1488 -2272 WIRE 1968 -2272 1856 -2272 WIRE 1760 -2176 1760 -2192 WIRE 1248 -2128 1056 -2128 WIRE 1328 -2128 1248 -2128 WIRE 1488 -2128 1488 -2272 WIRE 1520 -2128 1488 -2128 WIRE 1664 -2128 1584 -2128 WIRE 1696 -2128 1664 -2128 WIRE 1968 -2128 1968 -2272 WIRE 1968 -2128 1856 -2128 WIRE 2336 -2128 2336 -2160 WIRE 2176 -2080 2176 -2096 WIRE 1568 -2064 1536 -2064 WIRE 1616 -2064 1568 -2064 WIRE 1680 -2048 1664 -2048 WIRE 1056 -2032 1056 -2048 WIRE 1968 -2032 1968 -2128 WIRE 2016 -2032 1968 -2032 WIRE 2112 -2032 2016 -2032 WIRE 2288 -2032 2272 -2032 WIRE 2336 -2032 2336 -2064 WIRE 2336 -2032 2288 -2032 WIRE 2176 -2016 2176 -2080 WIRE 2016 -1968 1968 -1968 WIRE 2112 -1968 2016 -1968 WIRE 2288 -1968 2272 -1968 WIRE 2336 -1968 2288 -1968 WIRE 1680 -1952 1664 -1952 WIRE 2336 -1936 2336 -1968 WIRE 1664 -1904 1664 -1952 WIRE 1760 -1856 1760 -1872 WIRE 2336 -1840 2336 -1872 WIRE 1248 -1808 1056 -1808 WIRE 1328 -1808 1248 -1808 WIRE 1520 -1808 1488 -1808 WIRE 1664 -1808 1664 -1904 WIRE 1664 -1808 1584 -1808 WIRE 1696 -1808 1664 -1808 WIRE 1968 -1808 1968 -1968 WIRE 1968 -1808 1856 -1808 WIRE 1760 -1712 1760 -1728 WIRE 1488 -1664 1488 -1808 WIRE 1696 -1664 1488 -1664 WIRE 1968 -1664 1968 -1808 WIRE 1968 -1664 1856 -1664 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 -2288 VDD FLAG 1808 -2144 VDD FLAG 1760 -2336 phi3 FLAG 1760 -2192 phi1 FLAG 1440 -2144 VDD FLAG 1392 -2176 phi2 FLAG 1248 -2128 Vinsp FLAG 1952 -2000 VCM FLAG 2016 -2032 Vopp FLAG 2224 -2048 VDD FLAG 2176 -2096 phi3 FLAG 2336 -2160 0 FLAG 1056 -2032 0 FLAG 1808 -1680 VDD FLAG 1808 -1824 VDD FLAG 1760 -1728 phi3 FLAG 1760 -1872 phi1 FLAG 1440 -1824 VDD FLAG 1248 -1808 Vinsm FLAG 2016 -1968 Vopm FLAG 2224 -1984 VDD FLAG 2336 -1840 0 FLAG 1056 -1888 0 FLAG 2288 -1968 Voutm FLAG 2288 -2032 Voutp FLAG 1664 -1904 Vinp FLAG 1392 -1856 phi2 FLAG 1616 -2112 0 FLAG 1568 -2064 vnoise FLAG 1024 -2336 0 FLAG 1168 -2480 vnoise FLAG 1200 -2384 0 SYMBOL Ideal_differential_op_amp 1728 -2000 R0 SYMATTR InstName X1 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 1 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 1 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 1 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 0.5 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 1 5n 200p 200p 4n 10n SYMBOL switch_1 1696 -2112 R0 SYMATTR InstName X2 SYMBOL switch_1 1696 -2256 R0 SYMATTR InstName X3 SYMBOL cap 1520 -2112 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName CFT SYMATTR Value 1p SYMBOL switch_1 1328 -2112 R0 SYMATTR InstName X4 SYMBOL switch_1 2112 -2016 R0 SYMATTR InstName X7 SYMBOL cap 2320 -2128 R0 SYMATTR InstName CLT SYMATTR Value 10p SYMBOL voltage 1056 -2144 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 Sin 0.5 0.15 2.5MEG SYMBOL switch_1 1696 -1792 R0 SYMATTR InstName X8 SYMBOL switch_1 1696 -1648 R0 SYMATTR InstName X9 SYMBOL cap 1520 -1824 M90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName CFB SYMATTR Value 1p SYMBOL switch_1 1328 -1792 R0 SYMATTR InstName X10 SYMBOL switch_1 2112 -1952 R0 SYMATTR InstName X13 SYMBOL cap 2320 -1872 M180 WINDOW 0 24 64 Left 0 WINDOW 3 24 8 Left 0 SYMATTR InstName CLB SYMATTR Value 10p SYMBOL voltage 1056 -1792 M180 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 Vinsm SYMATTR Value Sin 0.5 -0.15 2.5MEG SYMBOL e 1664 -2144 R0 WINDOW 0 40 39 Left 0 WINDOW 3 41 64 Left 0 SYMATTR InstName E1 SYMATTR Value 1 SYMBOL bv 1024 -2432 R0 WINDOW 123 24 132 Left 0 SYMATTR Value2 COS(2*PI*white(time*0.93e9+0.5))-0.25 SYMATTR InstName B1 SYMATTR Value V=0.1*SQRT(-2*LN(0.999997*white(time*1.07*ft)+0.50001))* SYMBOL res 1152 -2496 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R1 SYMATTR Value 1k SYMBOL cap 1184 -2480 R0 SYMATTR InstName C1 SYMATTR Value 10p TEXT 1336 -2544 Left 0 !.tran 0 1000n 0 .2n uic TEXT 1640 -2544 Left 0 ;Nonoverlapping clocks TEXT 1056 -2248 Left 0 !.params ft=1e9 TEXT 840 -2552 Left 0 ;Use RC to limit the spectral range of the noise. TEXT 1424 -2024 Left 0 ;Input-referred noise source