* AD734 SPICE Macro-model 4/92, Rev. B * AAG / PMI * * Revision History: * Removed input signal current compensation: GX1,GY1,GZ1 * Added Isy vs. Vsy * * Copyright 1992 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 * X1 * | X2 * | | UO * | | | U1 * | | | | U2 * | | | | | Y1 * | | | | | | Y2 * | | | | | | | VN * | | | | | | | | ER * | | | | | | | | | Z2 * | | | | | | | | | | Z1 * | | | | | | | | | | | W * | | | | | | | | | | | | DD * | | | | | | | | | | | | | VP * | | | | | | | | | | | | | | .SUBCKT AD734 10 11 49 50 51 20 21 200 58 31 30 77 54 100 * EREF 300 0 POLY(2) 100 0 200 0 (0,0.5,0.5) * * X INPUT STAGE & POLE AT 40 MHz * CINX 10 11 2E-12 IBX1 10 0 DC 50E-9 IBX2 11 0 DC 50E-9 EOSX 12 10 POLY(1) 18 300 15E-3 1 RX1 12 13 25E3 RX2 13 11 25E3 * GX1 300 14 12 11 1E-6 RX3 14 300 9.995E5 CX1 14 300 3.9809E-15 VX1 100 15 DC 3.1875 DX1 14 15 DX VX2 16 200 DC 3.1875 DX2 16 14 DX * * X INPUT STAGE COMMON-MODE REJECTION AND ZERO 40 kHz * ECMX 17 300 13 300 56.234 RCMX1 17 18 1E6 CCMX 17 18 3.9789E-12 RCMX2 18 300 1 * * Y INPUT STAGE & POLE AT 40 MHz * CINY 20 21 2E-12 IBY1 20 0 DC 50E-9 IBY2 21 0 DC 50E-9 EOSY 22 20 POLY(1) 28 300 10E-3 1 RY1 22 23 25E3 RY2 23 21 25E3 * GY1 300 24 22 21 1E-6 RY3 24 300 9.995E5 CY1 24 300 3.9809E-15 VY1 100 25 DC 3.1875 DY1 24 25 DX VY2 26 200 DC 3.1875 DY2 26 24 DX * * Y INPUT STAGE COMMON-MODE REJECTION AND ZERO 80 kHz * ECMY 27 300 23 300 56.234 RCMY1 27 28 1E6 CCMY 27 28 1.9895E-12 RCMY2 28 300 1 * * Z INPUT STAGE & POLE AT 40 MHz * CINZ 30 31 2E-12 IBZ1 30 0 DC 50E-9 IBZ2 31 0 DC 50E-9 EOSZ 32 30 POLY(1) 38 300 20E-3 1 RZ1 32 33 25E3 RZ2 33 31 25E3 * GZ1 300 34 32 31 1E-6 RZ3 34 300 1E6 CZ1 34 300 3.9789E-15 VZ1 100 35 DC 3.1875 DZ1 34 35 DX VZ2 36 200 DC 3.1875 DZ2 36 34 DX * * Z INPUT STAGE COMMON-MODE REJECTION AND ZERO 40 kHz * ECMZ 37 300 33 300 56.234 RCMZ1 37 38 1E6 CCMZ 37 38 3.9789E-12 RCMZ2 38 300 1 * * DENOMINATOR CONTROL & INTERNAL REFERENCE * QU1 100 49 50 QNU RU1 50 51 28E3 * VU 100 52 QU2 52 0 53 QNU RU2 53 54 0.001 IU 53 200 DC 10E-6 FU1 300 55 VU 1.01 RU3 55 300 1E6 * VR1 57 200 DC 8 QR 59 57 58 QPU RR 57 58 1E5 VR2 59 200 FU4 300 56 VR2 1 RU4 56 300 28E3 * EU 60 300 POLY(3) 50 51 55 300 56 300 (0,1.0101,1,1.0101) RU5 60 300 1E6 * * 250 MHz MULTIPLIER CORE * EXY 46 300 POLY(2) 14 300 24 300 (0,0,0,0,1) RXY 46 300 1E6 GXY 300 47 46 300 1 GU 47 300 POLY(2) 60 300 47 300 (0,0,0,0,1) RU 47 300 1E12 CU 47 300 6.65E-9 EW 48 300 POLY(2) 47 300 34 300 (0,1,-1) RW 48 300 1E6 * * OUTPUT AMP BUFFER * GW 64 300 48 300 1 QW1 100 0 61 QNW QW2 200 0 62 QPW QW3 63 62 64 QNW QW4 65 61 64 QPW RW1 100 63 1 RW2 65 200 1 IW1 100 62 DC 100E-6 IW2 61 200 DC 100E-6 VW1 100 66 DC 10 DW1 66 63 DX VW2 67 200 DC 10 DW2 65 67 DX * * OUTPUT AMP GAIN STAGE * GW1 300 68 100 63 1 GW2 68 300 65 200 1 RW3 68 300 1.38E3 CW1 68 300 19E-9 VW3 100 69 DC 3.8 DW3 68 69 DX VW4 70 200 DC 3.8 DW4 70 68 DX * * TRANSIENT SUPPLY CURRENT COMPENSATION * DCC1 80 100 DX GCC 0 80 48 300 1 DCC2 0 80 DX DEE1 81 0 DX GEE 81 0 300 48 1 DEE2 200 81 DX * * POLE AT 17.5 MHz * GW3 300 71 68 300 1E-6 RW4 71 300 1E6 CW2 71 300 9.0946E-15 * IDC 100 200 DC 4.0125E-3 RDC1 100 78 3.2E3 RDC2 78 200 3.2E3 DO1 100 72 DX GO1 72 200 76 71 25E-3 DO2 200 72 DY DO3 100 73 DX GO2 73 200 71 76 25E-3 DO4 200 73 DY VSC1 74 76 DC 0.4 DSC1 71 74 DX VSC2 76 75 DC 0.4 DSC2 75 71 DX GO3 76 100 100 71 25E-3 GO4 200 76 71 200 25E-3 RO1 100 76 40 RO2 76 200 40 LO 76 77 100E-9 * * MODELS USED * .MODEL QNU NPN (BF=100 IS=1E-16) .MODEL QPU PNP (BF=100 IS=1E-16) .MODEL QNW NPN (BF=1E9 IS=1E-15) .MODEL QPW PNP (BF=1E9 IS=1E-15) .MODEL DX D(IS=1E-15) .MODEL DY D(IS=1E-15 BV=50) .ENDS AD734