Subject: RE: BIRD 65.2

From: "Dagostino, Tom" <[email-masked]>
Date: Thu, 8 Feb 2001 00:33:58 -0800

I agree but it is not "required" to have 4 C_comp's to model this.

Tom Dagostino
IBIS and Tau Modeling Manager
SDD
Mentor Graphics Corp.
503-685-1613
[email-masked]

-----Original Message-----
From: Al Davis [mailto:[email-masked]]
Sent: Thursday, February 08, 2001 12:24 AM
To: Dagostino, Tom; [email-masked]
Subject: Re: BIRD 65.2

On Wed, 07 Feb 2001, Dagostino, Tom wrote:
> .......(you don't need
> C_comp_pullup, etc with an open drain driver) .....

You don't?  It seems to me that real drivers can have capacitance 
there even if there is no transistor there.