Hi,All: On PCB, we hope the clock reach the pins of ICs at the same time, we must route some traces at the zigzag mode. Which types of the serpentine traces is the best for delay and SI? Any information or literature on this would be highly appreciated. peter 3G Hardware Group, UTStarcom Shezhen R&D Center Address: 3/F, Legend Building, High-tech Industrial Park, Nanshan Shenzhen, 518057, PRC Email: peter.zhu@xxxxxxxxxx ------------------------------------------------------------------ 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