Version 4 SHEET 1 2292 1312 WIRE -1520 -352 -1520 -384 WIRE -1520 -256 -1520 -272 WIRE -1520 16 -1520 -16 WIRE -1520 112 -1520 96 WIRE -1520 416 -1520 384 WIRE -1520 512 -1520 496 WIRE -1024 176 -1024 160 WIRE -1024 304 -1024 256 WIRE -1008 -240 -1008 -256 WIRE -1008 -128 -1008 -160 WIRE -1008 -96 -1008 -128 WIRE -1008 0 -1008 -16 WIRE -912 -128 -1008 -128 WIRE -912 -96 -912 -128 WIRE -784 160 -1024 160 WIRE -784 176 -784 160 WIRE -784 256 -784 240 WIRE -784 688 -784 256 WIRE -768 160 -784 160 WIRE -768 256 -784 256 WIRE -688 160 -704 160 WIRE -688 160 -688 -496 WIRE -688 176 -688 160 WIRE -688 256 -704 256 WIRE -688 256 -688 240 WIRE -688 304 -1024 304 WIRE -688 304 -688 256 WIRE -608 -496 -688 -496 WIRE -608 48 -608 -496 WIRE -608 688 -784 688 WIRE -608 688 -608 112 WIRE -432 416 -432 368 WIRE -432 544 -432 496 WIRE -432 576 -432 544 WIRE -432 688 -608 688 WIRE -432 688 -432 656 WIRE -368 -192 -368 -224 WIRE -368 -176 -368 -192 WIRE -368 -80 -416 -80 WIRE -368 -80 -368 -96 WIRE -368 -64 -368 -80 WIRE -368 32 -368 16 WIRE -368 48 -368 32 WIRE -368 160 -368 128 WIRE -368 192 -368 160 WIRE -352 320 -352 288 WIRE -352 544 -432 544 WIRE -352 592 -352 544 WIRE -352 688 -432 688 WIRE -352 688 -352 656 WIRE -320 544 -352 544 WIRE -304 32 -368 32 WIRE -272 -192 -368 -192 WIRE -272 -176 -272 -192 WIRE -272 -80 -368 -80 WIRE -272 -80 -272 -112 WIRE -272 288 -352 288 WIRE -272 368 -272 288 WIRE -272 448 -272 368 WIRE -240 160 -368 160 WIRE -240 160 -240 80 WIRE -240 288 -272 288 WIRE -208 448 -208 368 WIRE -208 544 -240 544 WIRE -208 544 -208 448 WIRE -160 -320 -160 -384 WIRE -160 -208 -160 -256 WIRE -128 288 -160 288 WIRE -128 304 -128 288 WIRE -128 384 -128 368 WIRE -128 544 -208 544 WIRE -128 560 -128 544 WIRE -128 640 -128 624 WIRE -64 -384 -160 -384 WIRE -64 -320 -64 -384 WIRE -64 -208 -160 -208 WIRE -64 -208 -64 -240 WIRE -64 -176 -64 -208 WIRE -64 -80 -64 -96 WIRE -64 288 -128 288 WIRE -64 512 -64 288 WIRE -48 512 -64 512 WIRE -48 544 -128 544 WIRE -32 -208 -64 -208 WIRE -32 288 -64 288 WIRE 32 -384 -64 -384 WIRE 32 -384 32 -400 WIRE 32 -368 32 -384 WIRE 32 -256 32 -288 WIRE 64 288 32 288 WIRE 64 528 16 528 WIRE 64 528 64 288 WIRE 96 -16 -240 -16 WIRE 96 528 64 528 WIRE 160 -496 -608 -496 WIRE 160 -496 160 -576 WIRE 160 -400 160 -496 WIRE 208 -496 160 -496 WIRE 208 -304 208 -336 WIRE 208 -160 32 -160 WIRE 208 -160 208 -224 WIRE 208 -16 160 -16 WIRE 208 -16 208 -160 WIRE 208 32 208 -16 WIRE 208 368 208 96 WIRE 208 416 208 368 WIRE 208 528 176 528 WIRE 208 528 208 496 WIRE 208 544 208 528 WIRE 208 624 208 608 WIRE 224 -576 160 -576 WIRE 256 -400 256 -432 WIRE 256 -16 208 -16 WIRE 256 368 208 368 WIRE 336 -576 288 -576 WIRE 336 -496 304 -496 WIRE 336 -496 336 -576 WIRE 368 -16 320 -16 WIRE 368 -16 368 -64 WIRE 416 -16 368 -16 WIRE 544 -160 544 -336 WIRE 544 -128 544 -160 WIRE 544 -16 496 -16 WIRE 544 -16 544 -48 WIRE 544 16 544 -16 WIRE 544 96 544 80 WIRE 576 -336 544 -336 WIRE 592 -160 544 -160 WIRE 672 -336 640 -336 WIRE 672 -176 656 -176 WIRE 672 -176 672 -336 WIRE 736 -496 336 -496 WIRE 736 -448 736 -496 WIRE 736 -336 672 -336 WIRE 736 -336 736 -368 WIRE 736 -320 736 -336 WIRE 736 -240 736 -256 WIRE 736 -144 656 -144 WIRE 736 -128 736 -144 WIRE 736 -48 736 -64 WIRE 880 -240 880 -272 WIRE 880 -144 736 -144 WIRE 880 -144 880 -160 WIRE 880 -128 880 -144 WIRE 992 -496 736 -496 WIRE 992 -336 992 -496 WIRE 992 -160 992 -304 WIRE 992 -64 992 -160 WIRE 992 -32 992 -64 WIRE 992 80 992 48 WIRE 992 416 992 336 WIRE 992 560 928 560 WIRE 992 560 992 416 WIRE 1008 -160 992 -160 WIRE 1008 -64 992 -64 WIRE 1008 336 992 336 WIRE 1008 416 992 416 WIRE 1008 560 992 560 WIRE 1024 -336 992 -336 WIRE 1024 -304 992 -304 WIRE 1040 -496 992 -496 WIRE 1040 -496 1040 -576 WIRE 1088 -496 1040 -496 WIRE 1104 -320 1088 -320 WIRE 1104 -160 1072 -160 WIRE 1104 -160 1104 -320 WIRE 1104 -64 1088 -64 WIRE 1104 -64 1104 -160 WIRE 1104 336 1088 336 WIRE 1104 416 1072 416 WIRE 1104 416 1104 336 WIRE 1104 544 1072 544 WIRE 1104 544 1104 416 WIRE 1104 576 1072 576 WIRE 1104 640 1104 576 WIRE 1136 -576 1104 -576 WIRE 1152 -320 1104 -320 WIRE 1168 544 1104 544 WIRE 1168 560 1168 544 WIRE 1168 688 -352 688 WIRE 1168 688 1168 640 WIRE 1200 -496 1168 -496 WIRE 1200 -496 1200 -576 WIRE 1280 -496 1200 -496 WIRE 1280 -448 1280 -496 WIRE 1360 -496 1280 -496 WIRE 1360 -64 1360 -496 WIRE 1360 688 1168 688 WIRE 1360 688 1360 0 WIRE 1440 -496 1360 -496 WIRE 1440 -64 1440 -496 WIRE 1440 688 1360 688 WIRE 1440 688 1440 0 WIRE 1520 -496 1440 -496 WIRE 1520 -64 1520 -496 WIRE 1520 688 1440 688 WIRE 1520 688 1520 0 WIRE 1648 -496 1520 -496 WIRE 1648 -80 1648 -496 WIRE 1648 688 1520 688 WIRE 1648 688 1648 0 WIRE 1696 -496 1648 -496 WIRE 1696 688 1648 688 FLAG -1008 -256 +5V IOPIN -1008 -256 Out FLAG -1008 0 -5V IOPIN -1008 0 Out FLAG -912 -96 0 FLAG 624 -192 +5V IOPIN 624 -192 In FLAG -16 496 +5V IOPIN -16 496 In FLAG -16 560 -5V IOPIN -16 560 In FLAG 624 -128 -5V IOPIN 624 -128 In FLAG 1696 -496 +OUT IOPIN 1696 -496 Out FLAG 1280 -448 0 FLAG 368 -64 regI IOPIN 368 -64 Out FLAG 256 368 regU IOPIN 256 368 Out FLAG -1520 112 0 FLAG -1520 -256 0 FLAG 1696 688 -OUT IOPIN 1696 688 Out FLAG 32 -400 +5V IOPIN 32 -400 In FLAG -432 368 dacU IOPIN -432 368 In FLAG 880 -272 dacI IOPIN 880 -272 In FLAG -352 320 0 FLAG 880 -48 0 FLAG 736 -240 0 FLAG 736 -48 0 FLAG 208 624 0 FLAG -128 384 0 FLAG -64 -80 0 FLAG -128 640 0 FLAG 544 96 0 FLAG -368 192 0 FLAG -416 -80 standby IOPIN -416 -80 In FLAG -368 -224 +5V IOPIN -368 -224 In FLAG -1520 -384 dacU IOPIN -1520 -384 Out FLAG -1520 -16 dacI IOPIN -1520 -16 Out FLAG -1520 512 0 FLAG -1520 384 standby IOPIN -1520 384 Out FLAG 1056 -288 +5V IOPIN 1056 -288 In FLAG 1040 528 +5V IOPIN 1040 528 In FLAG 1040 592 -5V IOPIN 1040 592 In FLAG 1056 -352 -5V IOPIN 1056 -352 In FLAG 1104 640 0 FLAG 928 560 adcU IOPIN 928 560 Out FLAG 992 80 0 FLAG 1152 -320 adcI IOPIN 1152 -320 Out SYMBOL voltage -1008 -256 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL voltage -1008 -112 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value 5 SYMBOL voltage -1024 160 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V4 SYMATTR Value SINE(0 48 50) SYMBOL diode 192 32 R0 WINDOW 3 -100 46 Left 0 SYMATTR Value 1N4148 SYMATTR InstName D1 SYMBOL diode 256 -32 M90 WINDOW 3 32 32 VTop 0 WINDOW 0 0 32 VBottom 0 SYMATTR Value 1N4148 SYMATTR InstName D2 SYMBOL res 1184 -512 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R1 SYMATTR Value 0.1 SYMBOL voltage -1520 0 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 0 35 4 Left 0 WINDOW 3 -39 151 Left 0 SYMATTR InstName V5 SYMATTR Value PULSE(4 0.5 0.3 1ns 1ns 0.05 0.2 3) SYMBOL voltage -1520 -368 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 0 21 -12 Left 0 WINDOW 3 -43 153 Left 0 SYMATTR InstName V6 SYMATTR Value PULSE(1 5 0.2 1ns 1ns 0.2 0.4 2) SYMBOL res 16 -272 M180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R2 SYMATTR Value 220 SYMBOL res -416 512 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R4 SYMATTR Value 10k SYMBOL res -448 560 R0 SYMATTR InstName R5 SYMATTR Value 100k SYMBOL Opamps\\UniversalOpamp 624 -160 M0 SYMATTR InstName U1 SYMBOL Opamps\\UniversalOpamp -16 528 R0 SYMATTR InstName U2 SYMBOL npn 208 -432 R270 WINDOW 3 28 101 VRight 0 SYMATTR Value 2N3055 SYMATTR InstName Q2 SYMBOL res 896 -144 M0 SYMATTR InstName R6 SYMATTR Value 1k SYMBOL res 896 -256 M0 SYMATTR InstName R7 SYMATTR Value 9k SYMBOL cap -624 48 R0 SYMATTR InstName C1 SYMATTR Value 10000µ SYMBOL diode -768 240 R180 WINDOW 0 24 72 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D3 SYMBOL diode -768 176 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D4 SYMBOL diode -768 272 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D5 SYMBOL diode -672 240 R180 WINDOW 0 24 72 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D6 SYMBOL cap 1424 -64 R0 SYMATTR InstName C2 SYMATTR Value 100n SYMBOL cap 1344 -64 R0 SYMATTR InstName C3 SYMATTR Value 10µ SYMBOL res 1632 -96 R0 SYMATTR InstName RL SYMATTR Value 10 SYMBOL res 752 -464 M0 SYMATTR InstName R9 SYMATTR Value 10k SYMBOL cap 720 -256 M180 WINDOW 0 -26 56 Left 0 WINDOW 3 -33 4 Left 0 SYMATTR InstName C4 SYMATTR Value 22p SYMBOL cap 752 -128 M0 SYMATTR InstName C5 SYMATTR Value 22p SYMBOL res 192 512 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R10 SYMATTR Value 100 SYMBOL ind 224 512 R180 WINDOW 0 36 80 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName L1 SYMATTR Value 10µ SYMATTR SpiceLine Ipk=370mA SYMBOL cap 192 544 R0 SYMATTR InstName C6 SYMATTR Value 100p SYMBOL res -144 272 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R11 SYMATTR Value 10k SYMBOL cap -144 304 R0 SYMATTR InstName C7 SYMATTR Value 22p SYMBOL cap 32 272 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C8 SYMATTR Value 220p SYMBOL diode 1536 0 R180 WINDOW 0 -16 72 Left 0 WINDOW 3 -14 -3 Left 0 SYMATTR InstName D7 SYMBOL npn 160 -336 R270 WINDOW 3 31 107 VRight 0 SYMATTR Value 2N3904 SYMATTR InstName Q1 SYMBOL diode -272 384 R270 WINDOW 0 15 -36 VTop 0 WINDOW 3 13 -63 VBottom 0 SYMATTR InstName D8 SYMATTR Value 1N4148 SYMBOL diode -208 432 R90 WINDOW 0 12 98 VBottom 0 WINDOW 3 14 125 VTop 0 SYMATTR InstName D9 SYMATTR Value 1N4148 SYMBOL res 192 -320 R0 SYMATTR InstName R12 SYMATTR Value 470 SYMBOL pnp -32 -160 M180 SYMATTR InstName Q3 SYMBOL res -48 -336 M0 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL res -48 -192 M0 SYMATTR InstName R14 SYMATTR Value 1k SYMBOL cap -144 -320 M0 SYMATTR InstName C9 SYMATTR Value 10µ SYMBOL cap -368 592 R0 SYMATTR InstName C10 SYMATTR Value 1n SYMBOL res -224 528 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R15 SYMATTR Value 4k7 SYMBOL cap -144 560 R0 SYMATTR InstName C11 SYMATTR Value 22p SYMBOL res 528 -32 M180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R8 SYMATTR Value 100 SYMBOL cap 560 16 M0 SYMATTR InstName C12 SYMATTR Value 100p SYMBOL ind 512 0 M270 WINDOW 0 32 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName L2 SYMATTR Value 10µ SYMBOL diode 1040 -560 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 25 -46 VBottom 0 SYMATTR InstName D10 SYMATTR Value 1N4148 SYMBOL diode 1136 -560 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 30 113 VBottom 0 SYMATTR InstName D11 SYMATTR Value 1N4148 SYMBOL cap 576 -352 M90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C13 SYMATTR Value 100p SYMBOL npn -304 -16 R0 SYMATTR InstName Q4 SYMBOL diode 160 -32 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName D12 SYMATTR Value 1N4148 SYMBOL res -384 32 R0 SYMATTR InstName R16 SYMATTR Value 1k SYMBOL res -384 -80 R0 SYMATTR InstName R17 SYMATTR Value 100 SYMBOL res -384 -192 R0 SYMATTR InstName R18 SYMATTR Value 4k7 SYMBOL cap -288 -176 R0 SYMATTR InstName C14 SYMATTR Value 10µ SYMBOL voltage -1520 400 R0 WINDOW 3 -35 152 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR Value PULSE(5 0 0.1 1ns 1ns 0.8) SYMATTR InstName V2 SYMBOL diode 288 -592 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName D13 SYMBOL Opamps\\UniversalOpamp 1056 -320 M180 SYMATTR InstName U3 SYMBOL Opamps\\UniversalOpamp 1040 560 M0 SYMATTR InstName U4 SYMBOL res 992 352 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R3 SYMATTR Value 3k3 SYMBOL res 1152 544 R0 SYMATTR InstName R19 SYMATTR Value 47k SYMBOL cap 1072 400 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C15 SYMATTR Value 1n SYMBOL res 976 -48 R0 SYMATTR InstName R20 SYMATTR Value 1k SYMBOL res 1104 -80 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R21 SYMATTR Value 4k7 SYMBOL cap 1072 -176 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C16 SYMATTR Value 1n TEXT -1080 506 Left 0 !.tran 1 startup