[SI-LIST] Re: package SSN model accuracy requirements

Hassan,

For most CMOS buffers, you should expect similar behavior.
BIRD95.2 outlines the various buffer type supports.

http://www.vhdl.org/pub/ibis/birds/bird95.2.txt

- Syed

On Sat, 2005-03-12 at 20:14, Hassan O. Ali wrote:
> steve weir wrote:
> 
> >Hassan, have a look at the current IBIS Summit presentations.  Here, we can 
> >see example differences between the current 4.1 standard and SPICE models 
> >that have led to the BIRD95 and BIRD97 proposals.  
> >
> 
> Steve,
> 
> Thanks for directing me to the IBIS Summit presentations 
> (http://www.eda.org/pub/ibis/summits/jan05/). The presentations by Cisco 
> (huq.pdf) and Sigrity (chitwood.pdf) provided exactly what I was looking 
> for.
> 
> The total current predicted with an IBIS 3.2/4.1 model is very different 
> from that predicted with an HSPICE model - at least for the considered 
> HSTL buffer. I wonder if the situation is the same for other types of 
> I/O technologies.
> 
> Best regards.
> 
> Hassan.
> 
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