[SI-LIST] Re: IBIS creation

Dear Tom,

Vendors are not providing the ibis,so we have to create an IBIS.what are the 
informations required to create an IBIS

Regards
Madhusudhan Kulkarni

----- Original Message ----- 
From: "Tom Dagostino" <tom@xxxxxxxxxxxxx>
To: <madhusudhan@xxxxxxxxxx>; "'SI-List'" <si-list@xxxxxxxxxxxxx>
Sent: Monday, January 22, 2007 1:55 PM
Subject: RE: [SI-LIST] IBIS creation


> Creating an IBIS model from a datasheet is the least preferred method of
> making models.  There is usually not enough data in a datasheet to get the
> rise and fall times, how the rising waveform to power overlaps the rising
> waveform to ground (similarly for the falling waveforms), the shape and
> values of the IV curves, the presence of clamps, especially the power 
> clamp,
> the value of C_comp, etc.
>
> Either make the model from SPICE simulation or from measurements.
>
> Tom Dagostino
> Teraspeed(R) Labs
> 13610 SW Harness Lane
> Beaverton, OR 97008
> 503-430-1065
> tom@xxxxxxxxxxxxx
> www.teraspeed.com
>
> Teraspeed Consulting Group LLC
> 121 North River Drive
> Narragansett, RI 02882
> 401-284-1827
>
> -----Original Message-----
> From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx] 
> On
> Behalf Of Madhusudhan Kulkarni
> Sent: Sunday, January 21, 2007 11:33 PM
> To: SI-List
> Subject: [SI-LIST] IBIS creation
>
>
> Hi,
> I am new to creation of IBIS models, I want to know
> How to create an IBIS model from datasheet? we require any other tools to
> create an ibis?
>
> Regards
> Madhusudhan Kulkarni
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