RE: [IBIS-Users] Max and min condition simulations

From: lee yang <changly_80_at_.....>
Date: Fri Mar 18 2005 - 03:08:13 PST
Hi Lynne,
Thanks for your reply.I would check it out...
-Lee

>From: "lgreen" <lgreen22@mindspring.com>
>To: "'lee yang'" <changly_80@hotmail.com>, <ibis-users@eda.org>
>Subject: RE: [IBIS-Users] Max and min condition simulations
>Date: Tue, 15 Mar 2005 17:18:28 -0800
>
>Hello, Lee,
>
>1) Your statements are correct. Worse yet, both of these are specified as
>LUMPED circuit parameters in the IBIS spec.  A better alternative is to
>create a package model for each corner.
>
>2) This depends on the simulator.  You could try changing one C_comp and 
>see
>which corner's simulation result changes.  In some tools, such as
>SpecctraQuest, you can specify which C_comp to use for each corner 
>analysis.
>
>Best regards,
>Lynne
>
>
>"IBIS training when you need it, where you need it."
>
>Dr. Lynne Green
>Green Streak Programs
>http://www.greenstreakprograms.com
>425-788-0412
>lgreen22@mindspring.com
>
>
>-----Original Message-----
>From: owner-ibis-users@eda.org [mailto:owner-ibis-users@eda.org] On Behalf
>Of lee yang
>Sent: Tuesday, March 15, 2005 6:06 AM
>To: ibis-users@eda.org
>Subject: [IBIS-Users] Max and min condition simulations
>
>Hi all,
>
>1) In the IBIS file, the R_pin, L_pin and C_pin are  not divided into typ,
>min and max, does this mean that regardless of the simulation conditions
>(min, typ or max), the same R_pin, L_pin and C_pin are used? In practical,
>woudn't these values are changing at different conditions?
>
>2) Which C_comp value among min, typ and max will be selected by simulator
>to do the max (fast)condition simulation? is it the smallest C_comp is 
>used?
>
>How about the package RLC?
>
>Many thanks.
>
>-Lee
>
>
>
>|------------------------------------------------------------------
>|For help or to subscribe/unsubscribe, email majordomo@eda.org
>|with just the appropriate command message(s) in the body:
>|
>|  help
>|  subscribe   ibis       <optional e-mail address, if different>
>|  subscribe   ibis-users <optional e-mail address, if different>
>|  unsubscribe ibis       <optional e-mail address, if different>
>|  unsubscribe ibis-users <optional e-mail address, if different>
>|
>|or email a written request to ibis-request@eda.org.
>|
>|IBIS reflector archives exist under:
>|
>|  http://www.eda.org/pub/ibis/email_archive/  Recent
>|  http://www.eda.org/pub/ibis/users_archive/  Recent
>|  http://www.eda.org/pub/ibis/email/          E-mail since 1993

_________________________________________________________________
Block pop-up ads with MSN Toolbar. http://toolbar.msn.com.my/

|------------------------------------------------------------------
|For help or to subscribe/unsubscribe, email majordomo@eda.org
|with just the appropriate command message(s) in the body:
|
|  help
|  subscribe   ibis       <optional e-mail address, if different>
|  subscribe   ibis-users <optional e-mail address, if different>
|  unsubscribe ibis       <optional e-mail address, if different>
|  unsubscribe ibis-users <optional e-mail address, if different>
|
|or email a written request to ibis-request@eda.org.
|
|IBIS reflector archives exist under:
|
|  http://www.eda.org/pub/ibis/email_archive/  Recent
|  http://www.eda.org/pub/ibis/users_archive/  Recent
|  http://www.eda.org/pub/ibis/email/          E-mail since 1993
Received on Fri Mar 18 03:08:15 2005

This archive was generated by hypermail 2.1.8 : Fri Mar 18 2005 - 03:10:20 PST