* AD630A SPICE Macro-model 2/92, Rev. B * ARG / PMI * * This version of the AD630 model simulates the worst case * parameters of the 'A' grade. The worst case parameters * used correspond to those in the data sheet. * * * 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 * chan A non-inverting input * | chan A inverting input * | | RIN A * | | | chan B non-inverting input * | | | | chan B inverting input * | | | | | RIN B * | | | | | | sel A * | | | | | | | sel B * | | | | | | | | RB * | | | | | | | | | RF * | | | | | | | | | | RA * | | | | | | | | | | | comp * | | | | | | | | | | | | status * | | | | | | | | | | | | | pos supply * | | | | | | | | | | | | | | neg supply * | | | | | | | | | | | | | | | output * | | | | | | | | | | | | | | | | .SUBCKT AD630A 11 10 19 21 20 24 25 29 47 49 48 52 51 99 50 46 * * COMPARATOR * V1 99 97 1 I1 97 1 100.2E-6 D1 1 97 DX Q1 3 2 1 QP Q2 5 4 1 QP R1 3 50 40E3 R2 5 50 40E3 R4 25 2 1E3 R5 29 4 1E3 * * COMPARATOR GAIN AND CLAMP * EREF 98 0 100 0 1 E1 6 98 5 3 12.931E3 R3 6 7 1E6 D2 7 8 DX D3 9 7 DX V6 8 98 .2429 V7 98 9 .2429 Q7 51 53 50 QN G11 99 53 7 100 100E-6 D14 53 99 DY * * CHANNEL A AMPLIFIER AND POLE AT 1.7MHZ * R6 10 13 5E11 R7 11 13 5E11 IOS1 11 10 16.667E-9 CIN1 10 11 1E-12 Q3 14 10 16 QN Q4 15 12 17 QN R8 99 14 12.736E3 R9 99 15 12.736E3 C1 14 15 3.675E-12 R10 16 18 12.220E3 R11 17 18 12.220E3 G2 18 50 7 100 100.2E-6 D4 50 18 DZ R17 19 11 2.5E3 EOS1 12 11 POLY(1) 35 100 500E-6 1 * * CHANNEL B AMPLIFIER * R12 20 23 5E11 R13 23 21 5E11 IOS2 21 20 16.667E-9 CIN2 20 21 1E-12 Q5 14 20 26 QN Q6 15 22 27 QN R14 26 28 12.220E3 R15 27 28 12.220E3 G3 28 50 100 7 100.2E-6 D5 50 28 DZ R18 24 21 2.5E3 EOS2 22 21 POLY(1) 37 100 500E-6 1 * * GAIN STAGE, SLEW RATE, AND DOMINANT POLE AT 177.8HZ * G1 98 30 15 14 78.518E-6 RPI 30 98 12.736E3 C2 30 33 2.222E-12 GM1 33 98 30 0 31.62E-3 RL 33 98 1E6 CC 30 52 2.75E-12 D6 33 31 DX D7 32 33 DX V2 99 31 5.34 V3 32 50 5.34 * * AMP A COMMON MODE STAGE AND ZERO AT 1.778KHZ * R20 34 35 1E6 R21 35 98 1 C3 34 35 89.514E-12 ECMA 34 98 13 100 56.23 * * AMP B COMMON MODE STAGE AND ZERO AT 1.778KHZ * R22 36 37 1E6 R23 37 98 1 C4 36 37 89.514E-12 ECMB 36 98 23 100 56.23 * * POLE AT 20MHZ * G5 98 39 33 100 1E-6 R25 39 98 1E6 C6 39 98 7.958E-15 * * POLE AT 20MHZ * G6 98 40 39 100 1E-6 R26 40 98 1E6 C7 40 98 7.958E-15 * * OUTPUT STAGE * ISY 99 50 4.3E-3 R27 99 100 32.86E3 R28 100 50 32.86E3 R29 99 45 200 R30 45 50 200 L1 45 46 1E-10 G9 45 99 99 40 5E-3 G10 50 45 40 50 5E-3 G7 43 50 40 45 5E-3 G8 44 50 45 40 5E-3 V4 41 45 1.9 V5 45 42 1.9 D8 40 41 DX D9 42 40 DX D10 99 43 DX D11 99 44 DX D12 50 43 DY D13 50 44 DY R31 46 49 10E3 R32 49 47 10E3 R33 49 48 5E3 .MODEL QP PNP(BF=166.667) .MODEL QN NPN(BF=166.667) .MODEL DX D .MODEL DY D(BV=50) .MODEL DZ D(BV=30) .ENDS AD630A