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148 lines
3.2 KiB
148 lines
3.2 KiB
* AD645A SPICE Macro-model 4/92, Rev. B |
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* JCB / PMI |
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* |
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* Revision History: |
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* Rev. B: Converted model to include noise analysis. |
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* |
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* This version of the AD645 model simulates the worst case |
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* parameters of the 'A' grade. The worst case parameters |
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* used correspond to those in the data sheet. |
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* |
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* Copyright 1990 by Analog Devices, Inc. |
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* |
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* Refer to "README.DOC" file for License Statement. Use of this model |
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* indicates your acceptance with the terms and provisions in the License Statement. |
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* |
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* Node assignments |
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* non-inverting input |
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* | inverting input |
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* | | positive supply |
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* | | | negative supply |
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* | | | | output |
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* | | | | | |
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.SUBCKT AD645A 1 2 99 50 30 |
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* |
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* INPUT STAGE & POLE AT 40 MHZ |
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* |
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R3 5 50 1.049 |
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R4 6 50 1.049 |
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CIN 1 2 1E-12 |
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C2 5 6 1.90E-9 |
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I1 99 4 100E-3 |
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IOS 1 2 0.5E-12 |
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EOS 65 1 POLY(1) 17 24 500E-6 1 |
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J1 5 2 4 JX |
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J2 6 7 4 JX |
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EN 7 65 43 0 1 |
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GN1 0 1 47 0 1E-6 |
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GN2 0 2 61 0 1E-6 |
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GB1 2 50 POLY(3) 4,2 5,2 50,2 0 1E-12 1E-12 1E-12 |
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GB2 7 50 POLY(3) 4,7 6,7 50,7 0 1E-12 1E-12 1E-12 |
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* |
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EREF 98 0 24 0 1 |
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* |
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* VOLTAGE NOISE GENERATOR |
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* |
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VN1 41 0 DC 2 |
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RS1 41 42 11.8E3 |
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RS2 42 43 1.2E9 |
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CS1 42 43 79.8E-11 |
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RS3 43 44 1.2E9 |
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CS2 43 44 79.8E-11 |
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RS4 44 45 11.8E3 |
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VN2 0 45 DC 2 |
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* |
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* CURRENT NOISE GENERATOR |
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* |
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VN3 46 0 DC 2 |
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RN5 46 47 144 |
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RN6 47 48 144 |
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VN4 0 48 DC 2 |
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* |
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* CURRENT NOISE GENERATOR |
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* |
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VN5 60 0 DC 2 |
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RN7 60 61 144 |
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RN8 61 62 144 |
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VN6 0 62 DC 2 |
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* |
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* SECOND STAGE & POLE AT 3 HZ |
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* |
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R5 9 98 5.26E5 |
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C3 9 98 1.00E-7 |
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G1 98 9 5 6 9.53E-1 |
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V2 99 8 4.7 |
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V3 10 50 4.7 |
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D1 9 8 DX |
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D2 10 9 DX |
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* |
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* NEGATIVE ZERO AT 15 MHZ |
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* |
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R6 11 12 1E6 |
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C4 11 12 -10.6E-15 |
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R7 12 98 1 |
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E2 11 98 9 24 1E6 |
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* |
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* POLE AT 40 MHZ |
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* |
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R8 13 98 1E3 |
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C5 13 98 3.98E-12 |
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G2 98 13 12 24 1E-3 |
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* |
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* POLE AT 40 MHZ |
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* |
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R9 14 98 1E3 |
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C6 14 98 3.98E-12 |
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G3 98 14 13 24 1E-3 |
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* |
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* POLE AT 40 MHZ |
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* |
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R10 15 98 1E3 |
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C7 15 98 3.98E-12 |
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G4 98 15 14 24 1E-3 |
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* |
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* COMMON-MODE GAIN NETWORK WITH ZERO AT 600 HZ |
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* |
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R11 16 17 1E6 |
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C8 16 17 2.65E-10 |
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R12 17 98 1 |
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E3 16 98 POLY(2) 1 98 2 98 0 15.8 15.8 |
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* |
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* POLE AT 40 MHZ |
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* |
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R13 18 98 1E3 |
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C9 18 98 3.98E-12 |
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G5 98 18 15 24 1E-3 |
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* |
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* OUTPUT STAGE |
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* |
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R14 24 99 2000E3 |
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R15 24 50 2000E3 |
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ISY 99 50 -96.5E-3 |
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R16 29 99 360 |
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R17 29 50 360 |
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L1 29 30 1E-8 |
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G6 27 50 18 29 2.78E-3 |
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G7 28 50 29 18 2.78E-3 |
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G8 29 99 99 18 2.78E-3 |
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G9 50 29 18 50 2.78E-3 |
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V4 25 29 2.0 |
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V5 29 26 2.0 |
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D3 18 25 DX |
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D4 26 18 DX |
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D5 99 27 DX |
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D6 99 28 DX |
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D7 50 27 DY |
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D8 50 28 DY |
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F1 29 0 V4 1 |
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F2 0 29 V5 1 |
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* |
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* MODELS USED |
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* |
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.MODEL JX PJF(BETA=4.54 VTO=-2.000 IS=2.5E-12 RD=0.1 |
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+ RS=0.1 CGD=1E-15 CGS=1E-15) |
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.MODEL DX D(IS=1E-15 RS=10 CJO=1E-15) |
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.MODEL DY D(IS=1E-15 BV=50 RS=10 CJO=1E-15) |
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.MODEL DEN D(IS=1E-12 RS=7409.6 KF=2.051E-15 AF=1) |
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.MODEL DIN D(IS=1E-12 RS=41.5 KF=0 AF=1) |
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.ENDS AD645A
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