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Star-Hspice Quick Reference Guide

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Optimizing Data<br />

Or<br />

RESULTS<br />

.TRAN SWEEP<br />

+ OPTIMIZE=OPTxxx RESULTS=ierr1 ...<br />

+ ierrn MODEL=optmod<br />

The measurement reference name (also<br />

specified in the .MEASURE optimization<br />

statement).<br />

See “Analysis Statement (.DC, .TRAN, .AC)” in the<br />

<strong>Star</strong>-<strong>Hspice</strong> Manual.<br />

.PARAM Statement Syntax<br />

General Form<br />

Or<br />

delta<br />

OPTxxx<br />

parameter<br />

.PARAM parameter=OPTxxx<br />

+ (initial_guess, low_limit, upper_limit)<br />

.PARAM parameter=OPTxxx<br />

+ (initial_guess, low_limit, upper_limit,<br />

+ delta)<br />

The final parameter value is the initial<br />

guess ± (n⋅delta).<br />

Optimization parameter reference name,<br />

referenced by the associated optimization<br />

analysis.<br />

Parameter to be varied, the initial value<br />

estimate, the lower limit, and the upper<br />

limit allowed for the parameter.<br />

See “.PARAM Statement” in the <strong>Star</strong>-<strong>Hspice</strong> Manual.<br />

14-2 <strong>Star</strong>-<strong>Hspice</strong> <strong>Quick</strong> <strong>Reference</strong> <strong>Guide</strong>

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