Re: [SI-LIST] : Bad IBIS models!

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From: Mike LaBonte (mikelabonte@cadence.com)
Date: Thu Mar 16 2000 - 05:29:21 PST


About a year ago I sent feedback to Motorola because some of their PowerPC
models had Macintosh line endings (CR only, no NL). I wonder if this other
Motorola site has the same problem?

Mike

"Mayer, Mike" wrote:
>
> I've had bad models that were promptly fixed by the manufacturer, which is
> annoying but at least I end up with a good model.
>
> The worst I've seen is the Motorola MPC860. The model available in their
> "Engineer's Toolbox" is completely unusable. After going through their tech
> support, I finally was able to exchange email with someone in engineering.
> After one exchange I got a one sentence reply to my questions: "There is no
> more information on this model".
>
> The model is still there:
>
> http://www.mot-sps.com/products/microprocessors/32_bit/mpc800/mpc860tools.ht
> ml
>
> The pin numbers are wrong (it's a BGA), the pin parasitics and C_comp are
> missing, the clamp curves are incomplete, and it's from 1996, so it is
> probably not representative of current silicon.
>
> ============================================================================
> =
> Mike Mayer Artesyn Communication Products, Inc
> Senior Hardware Design Engineer Madison, WI
> Mike.Mayer@cp.artesyn.com http://www.artesyn.com/cp
> ============================================================================
> =
>
> > -----Original Message-----
> > From: Roy Leventhal [mailto:Roy_Leventhal@mw.3com.com]
> > Sent: Wednesday, March 15, 2000 3:55 PM
> > To: si-list@silab.eng.sun.com
> > Subject: Re: [SI-LIST] : Bad IBIS models!
> >
> >
> >
> >
> > Say What?
> >
> > How about when a vendor just tells you to go screw yourself
> > when you ask for
> > their IBIS model?
> >
> >
> > Roy
> >
> >
> >
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> >
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