R.K. Although I could explain it, a quick Google search provides a wealth of material on it like the one below (with pictures!).=20 I am not advocating nor approving this particular app note,=20 but it looks about right to get you going: http://www.fairchildsemi.com/an/AN/AN-640.pdf Furthermore, if you're asking this level question, may I recommend a book like Johnson and Graham' "High Speed Digital Design", as one of the many=20 excellent texts on signal integrity. Jim - Jim Antonellis jim.antonellis@xxxxxxxxxxxxx Sandburst Corp www.sandburst.com Office: 978.689.1669=20 Cell: 978.618.4745 This message and any attachments are Confidential and may be Legally Privileged. It is intended solely for the addressee. If you are not=20 the intended recipient, please delete this message from your system=20 and notify us immediately. Any dis-closure, copying, distribution or=20 action taken or omitted to be taken by an unintended recipient in=20 reliance on this message is prohibited and may be unlawful. =20 -----Original Message----- From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx]On Behalf Of Ramkrishna Reddy Sent: Sunday, July 15, 2001 11:53 PM To: si-list@xxxxxxxxxxxxx Subject: [SI-LIST] Ground bounce Hi, Can anybody explain me what is ground bounce and how to overcome the = ground bounce problem. Thanks R K Reddy ------------------------------------------------------------------ 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: =20 //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 =20 ------------------------------------------------------------------ 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