* OP-43G SPICE Macro-model 12/90, Rev. A * * * This version of the OP-43 model simulates the worst case * parameters of the 'G' grade. The worst case parameters * used correspond to those in the data book. * * * Copyright 1990 by Analog Devices, Inc. * * Refer to "README.DOC" file for License Statement. Use of this model * indicates your acceptance with the terms and provisions in the License Statement. * * Node assignments * non-inverting input * | inverting input * | | positive supply * | | | negative supply * | | | | output * | | | | | .SUBCKT OP-43G 1 2 99 50 20 * * INPUT STAGE AND POLE AT 5 MHZ * R1 1 3 5E12 R2 2 3 5E12 R3 5 50 2.74K R4 6 50 2.74K CIN 1 2 5E-12 C2 5 6 5.81E-12 I1 99 4 1E-4 IOS 1 2 2.5E-12 EOS 7 1 POLY(1) 12 14 1.5E-3 1 J1 5 2 4 JX J2 6 7 4 JX * EREF 98 0 14 0 1 * * GAIN STAGE & DOMINANT POLE AT 9.7 HZ * R5 8 98 822E6 C3 8 98 20.0E-12 G1 98 8 5 6 365E-6 V2 99 9 4.05 V3 10 50 4.05 D1 8 9 DX D2 10 8 DX * * COMMON-MODE GAIN NETWORK WITH ZERO AT 3500 HZ * R6 11 12 1E6 C4 11 12 45.0E-12 R7 12 98 1 E2 11 98 3 14 31.6 * * POLE AT 6 MHZ * R8 13 98 1E6 C5 13 98 26.5E-15 G2 98 13 8 14 1E-6 * * OUTPUT STAGE * R9 14 99 400E3 R10 14 50 400E3 ISY 99 50 1062.5E-6 R11 15 99 200 R12 15 50 200 L1 15 20 2.5E-7 G3 18 50 13 15 5E-3 G4 19 50 15 13 5E-3 G5 15 99 99 13 5E-3 G6 50 15 13 50 5E-3 V4 16 15 -0.1 V5 15 17 -0.1 D3 13 16 DX D4 17 13 DX D5 99 18 DX D6 99 19 DX D7 50 18 DY D8 50 19 DY * * MODELS USED * .MODEL JX PJF(BETA=667E-6 VTO=-2.000 IS=25.0E-12) .MODEL DX D(IS=1E-15) .MODEL DY D(IS=1E-15 BV=50) .ENDS OP-43G