* OPA4234 operational amplifier "macromodel" subcircuit

* created using Parts release 6.1 on 06/20/96 at 16:06

* Parts is a MicroSim product.

* REV A. BB 7/20/96

* connections:   non-inverting input

*                | inverting input

*                | | positive power supply

*                | | | negative power supply

*                | | | | output

*                | | | | |

.SUBCKT OPA4234   1 2 3 4 5

*

C1   11 12 6.995E-12

C2    6  7 30.00E-12

DC    5 53 DX

DE   54  5 DX

DLP  90 91 DX

DLN  92 90 DX

DP    4  3 DX

EGND 99  0 POLY(2) (3,0) (4,0) 0 .5 .5

FB    7 99 POLY(5) VB VC VE VLP VLN 0 479.3E6 -480E6 480E6 480E6 -480E6

GA    6  0 11 12 65.97E-6

GCM   0  6 10 99 1.046E-9

IEE   3 10 DC 6.100E-6

HLIM 90  0 VLIM 1E3

Q1   11  2 13 QX

Q2   12  1 14 QX

R2    6  9 100.0E3

RC1   4 11 15.16E3

RC2   4 12 15.16E3

RE1  13 10 6.429E3

RE2  14 10 6.429E3

REE  10 99 50.00E6

RO1   8  5 10

RO2   7 99 10

RP    3  4 20.49E3

VB    9  0 DC 0

VC    3 53 DC 1.3

VE   54  4 DC .65

VLIM  7  8 DC 0

VLP  91  0 DC 10

VLN   0 92 DC 10

.MODEL DX D(IS=800.0E-18)

.MODEL QX PNP(IS=800.0E-18 BF=60)

.ENDS