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@FrankBuss
Created October 1, 2017 21:29
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bi-directional level shifter

Version 4 SHEET 1 880 680 WIRE 80 -32 -144 -32 WIRE 176 -32 80 -32 WIRE 544 -32 336 -32 WIRE 80 32 80 -32 WIRE 336 32 336 -32 WIRE -144 128 -144 -32 WIRE 544 144 544 -32 WIRE 176 160 176 -32 WIRE 80 208 80 112 WIRE 80 208 -16 208 WIRE 160 208 80 208 WIRE 336 208 336 112 WIRE 336 208 256 208 WIRE -16 288 -16 208 WIRE 336 288 336 208 WIRE -144 448 -144 208 WIRE -16 448 -16 368 WIRE -16 448 -144 448 WIRE 224 448 -16 448 WIRE 336 448 336 368 WIRE 336 448 224 448 WIRE 544 448 544 224 WIRE 544 448 336 448 WIRE 224 480 224 448 FLAG 224 480 0 SYMBOL nmos 256 160 R90 SYMATTR InstName M1 SYMATTR Value BSS123 SYMBOL res 64 16 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL res 320 16 R0 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL voltage -144 112 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 3.3 SYMBOL voltage 544 128 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 5 SYMBOL voltage -16 272 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value SINE(1.6 3.2 2 0) SYMBOL res 320 272 R0 SYMATTR InstName R3 TEXT -178 504 Left 2 !.tran 1

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