Apr 23, 2006 #1 W wkong_zhu Full Member level 3 Joined Nov 13, 2004 Messages 174 Helped 4 Reputation 8 Reaction score 0 Trophy points 1,296 Activity points 1,293 Because my library is not so accurate, I want to at least 0.5ns hold time slack after Astro APR, but Astro only meets hold time spec and do no more effort to get more slack. How can I make Astro to get more hold time slacks.
Because my library is not so accurate, I want to at least 0.5ns hold time slack after Astro APR, but Astro only meets hold time spec and do no more effort to get more slack. How can I make Astro to get more hold time slacks.
Apr 23, 2006 #2 J johnz Member level 1 Joined Jul 16, 2005 Messages 38 Helped 3 Reputation 6 Reaction score 1 Trophy points 1,288 Activity points 1,611 Hi wkong_zhu, I can try PC and PKS to do post-routing optimization, using best case library , setting minimium wire length and slack criteria.
Hi wkong_zhu, I can try PC and PKS to do post-routing optimization, using best case library , setting minimium wire length and slack criteria.