Jun 15, 2010 #1 G gksivas Member level 2 Joined Apr 29, 2008 Messages 49 Helped 3 Reputation 6 Reaction score 1 Trophy points 1,288 Activity points 1,580 Hi everybody, Why there are different DRC rules between HV and LV portions. for example, Nwell to Nwell spacing for LV is 1.8u but HVNWELL to any NWELL spacing is 2u. Is it fabrication related issue or logic
Hi everybody, Why there are different DRC rules between HV and LV portions. for example, Nwell to Nwell spacing for LV is 1.8u but HVNWELL to any NWELL spacing is 2u. Is it fabrication related issue or logic
Jun 15, 2010 #2 erikl Super Moderator Staff member Joined Sep 9, 2008 Messages 8,108 Helped 2,695 Reputation 5,370 Reaction score 2,305 Trophy points 1,393 Location Germany Activity points 44,123 It is technology and semiconductor physics related: HVNWELLs usually are deeper than LVNWELLs, hence their lateral extension is proportionally wider, too HV depletion regions are wider than LV depletion regions, also in lateral direction
It is technology and semiconductor physics related: HVNWELLs usually are deeper than LVNWELLs, hence their lateral extension is proportionally wider, too HV depletion regions are wider than LV depletion regions, also in lateral direction