Dear all: I want to know the affection of power noise on 74VHC04 and SN74LV123A. Could you tell where to find the SPICE model of these two element? Are these two element too simple to have SPICE model? Any advice will be prefered. Best Regards Zhangkun 2003.11.11 ------------------------------------------------------------------ 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 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