I agree with those who say the subject is too broad for any "one size fits all" response. By way of tools, however, there is one I'd like to add to the list: SiSoft's SI-Auditor, which combines static timing & signal integrity analysis Todd. Todd Westerhoff High Speed Design Specialist Cisco Systems 1414 Massachusetts Ave - Boxboro, MA - 01719 email:twesterh@xxxxxxxxx ph: 978-936-2149 ============================================ "You raise me up, so I can stand on mountains; You raise me up, to walk on stormy seas; I am strong, when I am on your shoulders; You raise me up ... to more than I can be" - Josh Groban, "You Raise Me Up" ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List FAQ wiki page is located at: http://si-list.org/wiki/wiki.pl?Si-List_FAQ List technical documents are available at: http://www.si-list.org List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu