| Title: | AD8034ARZ |
| Package: | SOIC-8 |
| Contributor: | 3x7HFecMm |
| Description: | * AD8034 Spice Model * Description: Amplifier * Generic Desc: Dual 85MHz FET Input Amplifier * Developed by: TRW * Revision History: 08/10/2012 - Updated to new header style * 3.0 * Copyright 2002, 2012 by Analog Devices, Inc. * * Refer to http://www.analog.com/Analog_Root/static/techSupport/designTools/spiceModels/license/spice_general.html for License Statement. * Use of this model indicates your acceptance with the terms and provisions in the License Statement. * * BEGIN Notes: * * Not Modeled: * Distortion is not characterized * * Parameters modeled include: * closed loop gain vs. frequency * output clamping voltage and current * input common mode range for FET input * input impedance * slew rate * output currents are reflected to V supplies * Vos is static and will not vary * Ibias current will remain around 50 pA over common mode range * * END Notes * * Node assignments * non-inverting input * | inverting input * | | positive supply * | | | negative supply * | | | | output * | | | | | .SUBCKT AD8034 1 2 99 50 30 * FET INPUT STAGE Vos 9 2 1e-3 Ios 2 1 0.75e-12 Cd 1 2 1.7p Ccm1 1 0 2.3p Ccm2 2 0 2.3p J1 5 1 10 NMOD J2 6 9 11 NMOD R3 99 5 1132 R4 99 6 1132 R5 10 4 1020 R6 11 4 1020 I11 4 50 225u * GAIN STAGE & POLE AT 2.47 kHz Eref 15 0 POLY(2) 99 0 50 0 0 .5 .5 G1 13 15 5 6 1 R7 13 15 28k C3 13 15 2.3n V1 98 14 0.12 V2 16 52 0.12 D1 13 14 DX D2 16 13 DX Ecc 98 0 99 0 1 Ess 52 0 50 0 1 *POLE AT 350 MHz G2 15 43 13 15 440e-6 R10 15 43 2.27k C5 15 43 0.2p *POLE AT 425 MHz G3 15 53 43 15 534e-6 R11 15 53 1.87k C6 15 53 0.2p *POLE AT 834 MHz G4 15 63 13 15 628e-6 R12 15 63 1.59k C7 15 63 0.12p * BUFFER STAGE Gbuf 15 32 63 15 1e-3 Rbuf 32 15 1000 * OUTPUT STAGE Vo1 99 90 0 Vo2 51 50 0 R18 25 90 .04 R19 25 51 .04 Vcd 25 30 0 G6 25 90 99 32 25 G7 51 25 32 50 25 V4 26 25 -0.846 V5 25 27 -0.846 D5 32 26 Dx D6 27 32 DX Fo1 15 70 vcd 1 D7 70 71 DX D8 72 70 DX Vi1 71 15 0 Vi2 15 72 0 Erefq 96 0 30 0 1 Iq 99 50 3.08m Fq1 96 99 POLY(2) Vo1 Vi1 0 1 -1 Fq2 50 96 POLY(2) Vo2 Vi2 0 1 -1 .MODEL NMOD NJF VTO=0.222 BETA=100 IS=1.27e-15 .MODEL DX D(IS=1e-15) .ENDS |
