Dec 11, 2008 #1 M microqq Newbie level 2 Joined Dec 11, 2008 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,296 for example: How to simulate full-differential Opamp's open loop frequency response? settling time? PSRR? In some case,it needs to be a unity-gain configuration,but it is difficult for a full-differential Opamp. What should do? In text book, it always take a singe-ended Opamp for example.
for example: How to simulate full-differential Opamp's open loop frequency response? settling time? PSRR? In some case,it needs to be a unity-gain configuration,but it is difficult for a full-differential Opamp. What should do? In text book, it always take a singe-ended Opamp for example.
Dec 11, 2008 #2 Y yxo Full Member level 4 Joined Jul 13, 2007 Messages 196 Helped 26 Reputation 52 Reaction score 8 Trophy points 1,298 Location The Netherlands, Delft Activity points 2,303 There are no any problem if you have CT cmfb because you can easy break all feedback and an output will be set because of CMFB. In the case of SC CMFB, you can insert ideal opamp instead of SC and then do AC -analysis.
There are no any problem if you have CT cmfb because you can easy break all feedback and an output will be set because of CMFB. In the case of SC CMFB, you can insert ideal opamp instead of SC and then do AC -analysis.