Version 4
SHEET 1 880 680
WIRE -176 -32 -224 -32
WIRE -128 -32 -176 -32
WIRE 0 -32 -128 -32
WIRE 32 -32 0 -32
WIRE 464 -32 32 -32
WIRE 496 -32 464 -32
WIRE 32 -16 32 -32
WIRE 464 -16 464 -32
WIRE -128 16 -128 -32
WIRE 0 32 0 -32
WIRE 16 32 0 32
WIRE 144 32 96 32
WIRE 400 32 144 32
WIRE 496 32 496 -32
WIRE 496 32 480 32
WIRE 32 96 32 80
WIRE 144 96 144 32
WIRE 144 96 32 96
WIRE 32 112 32 96
WIRE 0 160 0 32
WIRE 16 160 0 160
WIRE 112 160 96 160
WIRE 224 160 208 160
WIRE 304 160 224 160
WIRE 384 160 368 160
WIRE 464 160 464 80
WIRE 528 160 464 160
WIRE 560 160 528 160
WIRE -224 176 -224 -32
WIRE 208 176 208 160
WIRE 112 208 112 160
WIRE 112 208 32 208
WIRE -128 224 -128 96
WIRE -48 224 -128 224
WIRE 144 224 -48 224
WIRE -128 240 -128 224
WIRE 32 240 32 208
WIRE 464 240 464 160
WIRE -144 288 -160 288
WIRE -48 288 -48 224
WIRE -48 288 -64 288
WIRE -32 288 -48 288
WIRE 64 288 48 288
WIRE 144 288 144 224
WIRE 272 288 144 288
WIRE 384 288 384 160
WIRE 384 288 352 288
WIRE 400 288 384 288
WIRE 496 288 480 288
WIRE -224 384 -224 256
WIRE -160 384 -160 288
WIRE -160 384 -224 384
WIRE -128 384 -128 336
WIRE -128 384 -160 384
WIRE 32 384 32 336
WIRE 32 384 -128 384
WIRE 64 384 64 288
WIRE 64 384 32 384
WIRE 208 384 208 256
WIRE 208 384 64 384
WIRE 336 384 208 384
WIRE 464 384 464 336
WIRE 464 384 336 384
WIRE 496 384 496 288
WIRE 496 384 464 384
WIRE 336 400 336 384
FLAG 336 400 0
FLAG -176 -32 UDD
FLAG 224 160 UIN
FLAG 528 160 UOUT
SYMBOL voltage -224 160 R0
WINDOW 123 24 114 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName VDD
SYMATTR Value 3
SYMBOL voltage 208 160 R0
WINDOW 123 24 114 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1 0
SYMATTR InstName VIN
SYMATTR Value 0
SYMBOL current -128 16 R0
SYMATTR InstName I1
SYMATTR Value 10µ
SYMBOL AMScells\\n4 416 240 R0
SYMATTR InstName U1
SYMBOL AMScells\\n4 -80 240 M0
SYMATTR InstName U2
SYMBOL res 368 272 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 150k
SYMBOL cap 368 144 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1n
SYMBOL AMScells\\p4 416 -16 R0
SYMATTR InstName U3
SYMBOL AMScells\\p4 80 -16 M0
SYMATTR InstName U4
SYMBOL AMScells\\n4 -16 240 R0
SYMATTR InstName U5
SYMBOL AMScells\\p4 80 112 M0
SYMATTR InstName U6
TEXT -32 456 Left 2 !.include C:/programs/LTspiceIV/lib/sub/AMSlev49.sub
TEXT -32 424 Left 2 !.ac dec 9 1 1000meg
TEXT -144 456 Left 2 !;op