[SI-LIST] Re: hspice question - urgent

  • From: Jim Freeman <freeman@xxxxxxxxxxx>
  • To: srinath_bk@xxxxxx
  • Date: Fri, 11 Jan 2002 11:50:21 -0800

There is an Lmin, Lmax, Wmin and Wmax parameter in the models. If these are
utilized proprerly, Hspice will perform the model selection. be careful to
have the ranges contiguous so that there is not a hole in the selection
range that is used by the circuit.

Jim Freeman

Srinath B K wrote:

> Hi
>
> Background :
>
> I am trying to compare  hspice vs our internal spice  .
> I have 3 different MOSFET models for 3 different ranges of mosfet widths.
> However, the netlist (very large) uses only one transistor model.
> In our internal spice, the correct model is chosen automatically.
> It would be a tedious process for me to hack the netlist to change
> the models for various transistors.
>
> Question :
>
> Is there a feature in hspice whereby I can define the conditional
> binning of models, so that hspice will select the appropriate
> model based on the width?
>
> Thanks in advance
> Srinath
>
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