Version 4
SHEET 1 880 680
WIRE 176 -64 112 -64
WIRE 320 -64 240 -64
WIRE 112 32 112 -64
WIRE 176 32 112 32
WIRE 320 32 320 -64
WIRE 320 32 256 32
WIRE 208 176 208 160
WIRE 16 192 -160 192
WIRE 112 192 112 32
WIRE 112 192 16 192
WIRE 176 192 112 192
WIRE -160 208 -160 192
WIRE 320 208 320 32
WIRE 320 208 240 208
WIRE 368 208 320 208
WIRE 176 224 112 224
WIRE 16 240 16 192
WIRE 112 240 112 224
WIRE 208 256 208 240
WIRE -160 352 -160 288
WIRE 16 352 16 304
WIRE 112 352 112 320
WIRE -160 464 -160 448
WIRE 16 464 16 448
WIRE -160 560 -160 544
WIRE 16 560 16 544
FLAG 16 352 0
FLAG 208 160 VCC
FLAG 208 256 VEE
FLAG 112 352 0
FLAG -160 352 0
FLAG 368 208 out
FLAG -160 560 0
FLAG 16 560 0
FLAG -160 448 VCC
FLAG 16 448 VEE
SYMBOL res 160 48 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R1
SYMATTR Value {RF}
SYMBOL cap 0 240 R0
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL current -160 208 R0
WINDOW 123 24 116 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value2 AC {1/RF}
SYMATTR InstName I1
SYMATTR Value ""
SYMBOL voltage -160 448 R0
SYMATTR InstName V1
SYMATTR Value 2.5
SYMBOL voltage 16 448 R0
SYMATTR InstName V2
SYMATTR Value -2.5
SYMBOL cap 176 -48 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName C2
SYMATTR Value 2p
SYMBOL Opamps\\opamp2 208 144 R0
SYMATTR InstName U1
SYMATTR Value OPA380
SYMBOL voltage 112 224 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 0
TEXT -232 -272 Left 0 ;.ac dec 100 1k 30meg
TEXT -232 -128 Left 0 !.param RF=10k
TEXT -232 -216 Left 0 !.noise V(out) I1 oct 100 1k 30meg
TEXT -232 -80 Left 0 !.param GBW=50meg
TEXT -232 -312 Left 0 ;Noise 173uV with 1kHz to 30MHz
TEXT -232 -40 Left 0 !.include opa380.mod
TEXT -232 -176 Left 0 ;.noise V(out) V3 oct 100 1k 30meg
RECTANGLE Normal 144 -160 -272 -240