* AD743K SPICE Macro-model 4/92, Rev. A * AAG / PMI * * This version of the AD743 multiplier model simulates the worst case * parameters of the 'K' grade. The worst case parameters used * correspond to those in the data sheet. * * 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 * non-inverting input * | inverting input * | | positive supply * | | | negative supply * | | | | output * | | | | | .SUBCKT AD743K 1 2 99 50 37 * * INPUT STAGE & POLE AT 65 MHz * IOS 1 2 DC 37.5E-12 CIN 1 2 20E-12 EOS 9 3 POLY(1) 16 31 500E-6 1 EN 3 1 41 0 1 J1 5 2 4 PJX J2 6 9 4 PJX R3 5 51 0.9323 R4 6 51 0.9323 C2 5 6 1.3132E-9 I1 97 4 100E-3 EPOS 97 0 99 0 1 ENEG 51 0 50 0 1 GN1 0 1 44 0 1E-6 GN2 0 2 47 0 1E-6 * * INPUT NOISE VOLTAGE GENERATOR * VN1 40 0 DC 2 DN1 40 41 DEN DN2 41 42 DEN VN2 0 42 DC 2 * * INPUT NOISE CURRENT GENERATOR FOR IN+ * VN3 43 0 DC 2 DN3 43 44 DIN DN4 44 45 DIN VN4 0 45 DC 2 * * INPUT NOISE CURRENT GENERATOR FOR IN- * VN5 46 0 DC 2 DN5 46 47 DIN DN6 47 48 DIN VN6 0 48 DC 2 * * GAIN STAGE & DOMINANT POLE AT 2.39 Hz * EREF 98 0 31 0 1 G1 98 12 5 6 1.0726 R5 12 98 1.8646E6 C3 12 98 35.714E-9 V1 99 13 DC 0.8 D1 12 13 DX V2 14 50 DC 2 D4 14 12 DX * * CMR Network with Zero at 2.388 kHz * ECM 15 98 POLY(2) 1 31 2 31 (0,15.812,15.812) RCM1 15 16 1 CCM 15 16 6.663E-5 RCM2 16 98 1E-6 * * NEGATIVE ZERO AT -19.5 MHz * ENZ 17 98 12 31 1E6 RNZ1 17 18 1 CNZ 17 18 -8.1618E-9 RNZ2 18 98 1E-6 * * POLE-ZERO PAIR AT 330 kHz/690 kHz * GPZ 98 19 18 31 1 RPZ1 19 98 1 RPZ2 19 20 0.91667 CPZ 20 98 251.63E-9 * * POLE AT 65 MHz * G2 98 21 19 31 1 R10 21 98 1 C5 21 98 2.4485E-9 * * OUTPUT STAGE * VWIRE 21 30 * IDC 99 50 DC 9.7E-3 RDC1 99 31 50E3 CDC 31 0 1E-12 RDC2 31 50 50E3 DO1 99 32 DX GO1 32 50 36 30 5.5556E-3 DO2 50 32 DY DO3 99 33 DX GO2 33 50 30 36 5.5556E-3 DO4 50 33 DY VSC1 34 36 3.1 DSC1 30 34 DX VSC2 36 35 2.66 DSC2 35 30 DX GO3 36 99 99 30 5.5556E-3 GO4 50 36 30 50 5.5556E-3 FO1 36 0 VSC1 1 FO2 0 36 VSC2 1 RO1 99 36 180 RO2 36 50 180 LO 36 37 250E-9 * * MODELS USED * .MODEL PJX PJF(VTO=-2 BETA=5.7526 IS=250E-12) .MODEL DEN D(IS=1E-12 RS=1.237E3 AF=1 KF=1.3772E-15) .MODEL DIN D(IS=1E-12 RS=5.7483E3 AF=1 KF=7.7505E-15) .MODEL DX D(IS=1E-15) .MODEL DY D(IS=1E-15 BV=50) .ENDS AD743K