Apr 23, 2009 #1 L lordfire Member level 1 Joined Oct 19, 2004 Messages 36 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 253 for reducing flick noise of folded cascode amplifier, choppered with frequency 1Meg, with spectre rf simulation pss + pnoise, the output noise is as fig. a1 below shows , why not like a2 shows, is my simulation setup wrong?
for reducing flick noise of folded cascode amplifier, choppered with frequency 1Meg, with spectre rf simulation pss + pnoise, the output noise is as fig. a1 below shows , why not like a2 shows, is my simulation setup wrong?
Apr 23, 2009 #2 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,432 Helped 14,752 Reputation 29,786 Reaction score 14,106 Trophy points 1,393 Location Bochum, Germany Activity points 298,152 Th simulation apparently doesn't consider chopping operation (involved frequency transformation). Any hints, that it's supposed to do?
Th simulation apparently doesn't consider chopping operation (involved frequency transformation). Any hints, that it's supposed to do?
Dec 15, 2009 #3 X xiaoyanghqu Newbie level 3 Joined Oct 6, 2009 Messages 3 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,283 Location china Activity points 1,298 I have the same problem, Can somebody help us! Thanks Added after 4 hours 55 minutes: hi, I got it ! I think your pnoise setting is not right!
I have the same problem, Can somebody help us! Thanks Added after 4 hours 55 minutes: hi, I got it ! I think your pnoise setting is not right!
Apr 29, 2010 #4 E egaxiola Newbie level 1 Joined Apr 22, 2010 Messages 1 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,283 Location College Station TX USA Activity points 1,283 What are the right PSS and PNOISE setting then?
Jun 7, 2010 #5 A Allen0413 Newbie level 1 Joined Nov 5, 2007 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,284 Hi xiaoyanghqu, Can u show me how to simulate the PSS & Pnoise? How to setup? THX
Jul 1, 2010 #6 O oscarcot Junior Member level 1 Joined Feb 26, 2010 Messages 18 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location Germany Activity points 1,468 Please, can somebody post something? I have the same problem and have no idea how to setup the PNOISE to get such output. Thanks, Oscar
Please, can somebody post something? I have the same problem and have no idea how to setup the PNOISE to get such output. Thanks, Oscar