Re: IBIS model from Datasheets.

From: D.C. Sessions <dc.sessions@tempe.vlsi.com>
Date: Tue Feb 18 1997 - 07:57:28 PST

R Sanjeev wrote:
>
> Hi everyone,
>
> Has anyone tried to make IBIS models from Datasheets?
>
> How good can we expect such a model to be?

Not. The problem is that the devices in the IC
output structures are very nonlinear, but the
data sheets only provide (if you're lucky) two
points on the V/I curve for one case and two
DIFFERENT points for another case. This is
just not enough, and that'e the reason for IBIS
in the first case.

-- 
D. C. Sessions
dc.sessions@tempe.vlsi.com
 
Received on Tue Feb 18 07:59:32 1997

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