Hello gurus I was try to simulate LVDS singal using IBIS model in sigxp , the model was downloaded from the national site ,named ds90cr218a . Now i encounted the convergence problem , the tools tell me there have server DC convergence problem I try to use the BhvrDcModifyNewtonOff option, no effects , maybe i am using the wrong command line syntax or maybe the model was wrong . there isn't any clues to track it. pls help me ,what can i do or could do -- Best regards, ================================================== ZhengQi, Phone: +86-27-87691643 mailto:qzheng@xxxxxxxxxxxxxxxx ------------------------------------------------------------------ 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 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