[ibis-macro] Re: SiSoft's Official Position on BIRDS 116-125 ...

  • From: "Scott McMorrow"<scott@xxxxxxxxxxxxx>
  • To: Arpad_Muranyi@xxxxxxxxxx, IBIS-ATM<ibis-macro@xxxxxxxxxxxxx>
  • Date: Thu, 17 Feb 2011 22:30:43 -0500

Walter

Did you respond to Arpads question? I seem to be missing it in my AMI email thread

Scott McMorrow
President
Teraspeed Consulting Group LLC
(401) 284-1827

-----Original message-----
From: "Muranyi, Arpad" <Arpad_Muranyi@xxxxxxxxxx>
To: IBIS-ATM <ibis-macro@xxxxxxxxxxxxx>
Sent: Fri, Feb 11, 2011 14:57:45 GMT+00:00
Subject: [ibis-macro] Re: SiSoft's Official Position on BIRDS 116-125 ...

Walter,



This caught my eyes:



"the EDA tool must be able to output the characteristic of the channel
(typically insertion loss, return lose, and ICR of the channel that
needs to include the package model at both ends, but exclude the analog
model of the Tx and Rx"



I thought that having a channel model without the Tx and Rx

models would not be useful for much, since the reflections

at the end of this kind of a channel would be completely

incorrect.  Why do you say that an EDA tool would also be

able to do this?



Thanks,



Arpad

================================================================





From: ibis-macro-bounce@xxxxxxxxxxxxx
[mailto:ibis-macro-bounce@xxxxxxxxxxxxx] On Behalf Of Walter Katz
Sent: Friday, February 11, 2011 7:35 AM
To: 'Taranjit Kukal'; 'IBIS-ATM'
Subject: [ibis-macro] Re: SiSofts Official Position on BIRDS 116-125 ...



Kukal,



You are correct, but you are not considering several important points.
The AMI Buffer analog model is written by the IC designer (or the IP
provider) of the SerDes buffer. He can generate the analog model for the
buffer, but he does not design the package that the silicon is being
used. Further, the same chip can be used in multiple package
configurations. The package model is then built by a different
individual with different tool

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