* AD8616 SPICE Macro-model * Typical Values at Vs=±2.5V * 05/04, Ver. 1.0 * Soufiane Bendaoud, ADSiV apps * * Copyright 2004 by Analog Devices * * Refer to "README.DOC" file for License Statement. Use of this * model indicates your acceptance of the terms and provisions in * the License Statement. * * Node Assignments * noninverting input * | inverting input * | | positive supply * | | | negative supply * | | | | output * | | | | | * | | | | | .SUBCKT AD8616 1 2 99 50 45 * * INPUT STAGE * M1 14 7 8 8 PIX L=1E-6 W=1580E-6 M2 16 2 8 8 PIX L=1E-6 W=1580E-6 M3 17 7 10 10 NIX L=1E-6 W=1580E-6 M4 18 2 10 10 NIX L=1E-6 W=1580E-6 RC5 14 50 4E+3 RC6 16 50 4E+3 RC7 99 17 4E+3 RC8 99 18 4E+3 C1 14 16 0.08E-12 C2 17 18 0.08E-12 I1 99 8 100E-6 I2 10 50 100E-6 V1 99 9 0.2 V2 13 50 0.2 D1 8 9 DX D2 13 10 DX EOS 7 1 POLY(4) (22,98) (73,98) (81,98) (70,98) 23E-6 1 1 1 1 IOS 1 2 0.05E-12 * *CMRR=100dB, ZERO AT 1MHz * E1 21 98 POLY(2) (1,98) (2,98) 0 0.001255943 0.001255943 R10 21 22 1.59E1 R20 22 98 1.59E-1 C10 21 22 1E-6 * * PSRR=95dB, ZERO AT 534Hz * EPSY 98 72 POLY(1) (99,50) 0 0.5 CPS3 72 73 1E-6 RPS3 72 73 3.98E1 RPS4 73 98 7.96E-3 * * * VOLTAGE NOISE REFERENCE OF 8nV/rt(Hz) * VN1 80 98 0 RN1 80 98 16.45E-3 HN 81 98 VN1 7 RN2 81 98 1 *flicker noise D5 69 98 DNOISE VSN 69 98 DC .6551 H1 70 98 VSN 25.3 RN 70 98 1 * * INTERNAL VOLTAGE REFERENCE * EREF 98 0 POLY(2) (99,0) (50,0) 0 .5 .5 GSY 99 50 (99,50) 240E-6 EVP 97 98 POLY(1) (99,50) -0.6 0.5 EVN 51 98 POLY(1) (50,99) 0.6 0.5 * * GAIN STAGE * G1 98 30 POLY(2) (14,16) (17,18) 0 2.1E-4 2.1E-4 R1 30 98 3.634E7 CF 45 30 14E-12 D3 30 97 DX D4 51 30 DX * * OUTPUT STAGE * M5 45 46 99 99 POX L=1E-6 W=4.03E-3 M6 45 47 50 50 NOX L=1E-6 W=4.03E-3 EG1 99 46 POLY(1) (98,30) 0.45 1 EG2 47 50 POLY(1) (30,98) 0.45 1 * * MODELS * .MODEL POX PMOS (LEVEL=2,KP=10E-6,VTO=-0.328,LAMBDA=0.01,RD=0) .MODEL NOX NMOS (LEVEL=2,KP=10E-6,VTO=+0.328,LAMBDA=0.01,RD=0) .MODEL PIX PMOS (LEVEL=2,KP=10E-6,VTO=-0.328,LAMBDA=0.01,TOX=100E-3) .MODEL NIX NMOS (LEVEL=2,KP=10E-6,VTO=+0.328,LAMBDA=0.01,TOX=100E-3) .MODEL DX D(IS=1E-14,RS=5,KF=1E-15) .MODEL DNOISE D(IS=1E-14,RS=0,KF=1E-15) .ENDS AD8616 * *$ *$