* OP-27E SPICE Macro-model 12/90, Rev. B * JCB / PMI * * Revision History: * REV. B * Re-ordered subcircuit call out nodes to put the * output node last. * Changed Ios from 35E-9 to 17.5E-9 * Added F1 and F2 to fix short circuit current limit. * * * This version of the OP-27 model simulates the worst case * parameters of the 'E' 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-27E 1 2 99 50 39 * * INPUT STAGE & POLE AT 80 MHZ * R3 5 97 0.0619 R4 6 97 0.0619 CIN 1 2 4E-12 C2 5 6 16.07E-9 I1 4 51 1 IOS 1 2 17.5E-9 EOS 9 10 POLY(1) 30 33 25E-6 1 Q1 5 2 7 QX Q2 6 9 8 QX R5 7 4 0.0107 R6 8 4 0.0107 D1 2 1 DX D2 1 2 DX EN 10 1 12 0 1 GN1 0 2 15 0 1 GN2 0 1 18 0 1 * EREF 98 0 33 0 1 EPLUS 97 0 99 0 1 ENEG 51 0 50 0 1 * * VOLTAGE NOISE SOURCE WITH FLICKER NOISE * DN1 11 12 DEN DN2 12 13 DEN VN1 11 0 DC 2 VN2 0 13 DC 2 * * CURRENT NOISE SOURCE WITH FLICKER NOISE * DN3 14 15 DIN DN4 15 16 DIN VN3 14 0 DC 2 VN4 0 16 DC 2 * * SECOND CURRENT NOISE SOURCE * DN5 17 18 DIN DN6 18 19 DIN VN5 17 0 DC 2 VN6 0 19 DC 2 * * FIRST GAIN STAGE * RG1 40 98 1 GG1 98 40 5 6 79.86 DG3 40 41 DX DG4 42 40 DX EG1 97 41 POLY(1) 97 33 -2.1 1 EG2 42 51 POLY(1) 97 33 -2.1 1 * * GAIN STAGE & DOMINANT POLE AT 7.2 HZ * R7 20 98 37.58E3 C3 20 98 588E-9 G1 98 20 40 33 0.333 V1 97 21 1.9 V2 22 51 1.9 D5 20 21 DX D6 22 20 DX * * POLE - ZERO AT 2.9MHZ / 6MHZ * R8 23 98 1 R9 23 24 0.935 C4 24 98 28.4E-9 G2 98 23 20 33 1 * * ZERO - POLE AT 6.8MHZ / 40MHZ * R10 25 26 1 R11 26 98 4.88 L1 26 98 19.4E-9 G3 98 25 23 33 1 * * POLE AT 60 MHZ * R12 27 98 1 C5 27 98 2.65E-9 G4 98 27 25 33 1 * * ZERO AT 28 MHZ * R13 28 29 1 C6 28 29 -5.68E-9 R14 29 98 1E-6 E1 28 98 27 33 1E6 * * COMMON-MODE GAIN NETWORK WITH ZERO AT 11.9 KHZ * R15 30 31 1 L2 31 98 13.3E-6 G5 98 30 POLY(2) 1 33 2 33 0 997.6E-9 997.6E-9 D7 30 97 DX D8 51 30 DX * * POLE AT 80 MHZ * R16 32 98 1 C7 32 98 1.99E-9 G6 98 32 29 33 1 * * OUTPUT STAGE * R17 33 97 1 R18 33 51 1 GSY 99 50 POLY(1) 99 50 3.47E-3 40E-6 F1 34 0 V3 1 F2 0 34 V4 1 R19 34 99 180 R20 34 50 180 L3 34 39 1E-7 G7 37 50 32 34 5.56E-3 G8 38 50 34 32 5.56E-3 G9 34 99 99 32 5.56E-3 G10 50 34 32 50 5.56E-3 V3 35 34 2.5 V4 34 36 3.1 D9 32 35 DX D10 36 32 DX D11 99 37 DX D12 99 38 DX D13 50 37 DY D14 50 38 DY * * MODELS USED * .MODEL QX NPN(BF=12.5E6) .MODEL DX D(IS=1E-15) .MODEL DY D(IS=1E-15 BV=50) .MODEL DEN D(IS=1E-12, RS=1.74K, KF=4.01E-16, AF=1) .MODEL DIN D(IS=1E-12, RS=43.5E-6, KF=11.1E-15, AF=1) .ENDS OP-27E