Version 4 SHEET 1 4696 5064 WIRE 1264 640 1072 640 WIRE 1376 640 1264 640 WIRE 1680 640 1456 640 WIRE 1264 704 1264 640 WIRE 1536 736 1536 704 WIRE 1440 768 1392 768 WIRE 1440 800 1376 800 WIRE 1680 800 1680 640 WIRE 1680 800 1616 800 WIRE 1376 816 1376 800 WIRE 944 848 880 848 WIRE 1072 848 1072 640 WIRE 1072 848 1024 848 WIRE 1120 848 1072 848 WIRE 1264 864 1264 768 WIRE 1264 864 1184 864 WIRE 1440 864 1264 864 WIRE 1648 864 1616 864 WIRE 880 880 880 848 WIRE 1120 880 1056 880 WIRE 1440 896 1376 896 WIRE 1376 912 1376 896 WIRE 1056 928 1056 880 WIRE 1536 960 1536 928 WIRE 880 976 880 960 WIRE 1264 1040 1264 864 WIRE 1344 1040 1264 1040 WIRE 880 1168 880 1136 WIRE 1024 1168 1024 1152 WIRE 1168 1168 1168 1152 WIRE 880 1280 880 1248 WIRE 1024 1280 1024 1248 WIRE 1168 1280 1168 1248 FLAG 1056 928 0 FLAG 1536 704 15V FLAG 1648 864 0 FLAG 1536 960 -15V FLAG 1392 768 Ex FLAG 1024 1152 15V FLAG 1168 1152 -15V FLAG 1168 1280 0 FLAG 1024 1280 0 FLAG 880 848 E FLAG 880 976 0 FLAG 880 1136 Ex FLAG 880 1280 0 FLAG 1344 1040 Y IOPIN 1344 1040 Out FLAG 1376 816 0 FLAG 1376 912 0 SYMBOL res 1040 832 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R14 SYMATTR Value 10k SYMBOL res 1472 624 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R15 SYMATTR Value 10k SYMBOL voltage 1024 1152 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 15 SYMBOL voltage 880 864 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName VE SYMATTR Value 37.5u SYMBOL voltage 1168 1152 R0 SYMATTR InstName V3 SYMATTR Value -15 SYMBOL cap 1248 704 R0 SYMATTR InstName C5 SYMATTR Value 1p SYMBOL voltage 880 1152 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName VEx SYMATTR Value 33.4u SYMBOL ad633 1536 832 R0 SYMATTR InstName U2 SYMBOL Opamps\\opamp 1152 800 R0 WINDOW 3 -3 96 Left 2 WINDOW 39 -32 124 Left 2 SYMATTR InstName U1 SYMATTR Value OPA1 SYMATTR SpiceLine Aol=100e6 TEXT 864 528 Left 2 !.tran 0 5000u 0 1u TEXT 1296 1104 Left 2 !* W = (X1-X2)*(Y1-Y2)/10 + Z\n* Node assignments\n* X1\n* | X2\n* | | Y1\n* | | | Y2\n* | | | | VNEG\n* | | | | | Z\n* | | | | | | W\n* | | | | | | | VPOS\n* | | | | | | | |\n.SUBCKT AD633 1 2 3 4 5 6 7 8\nBv 7 0 V=limit(V(5)+2, V(8)-2, V(1,2)*V(3,4)/10+V(6))\n.ENDS TEXT 1416 1040 Left 2 ;Y = -10V*E/Ex TEXT 816 1384 Left 2 !* 1 -in 2 +in 3 out\n.subckt OPA1 1 2 3 Aol1={Aol}\nB1 3 0 V= limit(Aol*V(2,1), -14, 14)\n.ends TEXT 864 560 Left 2 !.options plotwinsize=0