Feb 29, 2008 #1 Z zhaoqin Junior Member level 1 Joined Oct 28, 2007 Messages 16 Helped 4 Reputation 8 Reaction score 1 Trophy points 1,283 Location xi'an Activity points 1,355 hspice print bandwidth .meas ac freq3db find db(out) at = -3 the hspice is always display error who knows why about it? thanks
hspice print bandwidth .meas ac freq3db find db(out) at = -3 the hspice is always display error who knows why about it? thanks
Mar 25, 2008 #2 H Hughes Advanced Member level 3 Joined Jun 10, 2003 Messages 715 Helped 113 Reputation 226 Reaction score 27 Trophy points 1,298 Activity points 5,984 bandwidth calcul hspice Because: 1. The frequency range is always above zero, but you let HSPICE to measure the value of db(out) when frequency=-3Hz. 2. HSPICE doesn't know db(out) Solution: .meas ac freq3db when VDB(OUT) = - 3
bandwidth calcul hspice Because: 1. The frequency range is always above zero, but you let HSPICE to measure the value of db(out) when frequency=-3Hz. 2. HSPICE doesn't know db(out) Solution: .meas ac freq3db when VDB(OUT) = - 3
Mar 26, 2008 #3 Z zhaoqin Junior Member level 1 Joined Oct 28, 2007 Messages 16 Helped 4 Reputation 8 Reaction score 1 Trophy points 1,283 Location xi'an Activity points 1,355 .measure bandwidth frequency in spice thank you very very much love you ^_^