Sep 14, 2014 #1 T tompham Full Member level 2 Joined May 29, 2010 Messages 133 Helped 29 Reputation 60 Reaction score 29 Trophy points 1,308 Location usa Visit site Activity points 2,066 Hi all Im checking CMRR of full differential opamp. From what I know CMRR = Ad(dB) - Ac(dB). I got Ad(dB) = 65dB and Ac(dB) = -27dB ---> CMRR = 92dB? Ac(dB) < 0 is correct? Thanks a lot
Hi all Im checking CMRR of full differential opamp. From what I know CMRR = Ad(dB) - Ac(dB). I got Ad(dB) = 65dB and Ac(dB) = -27dB ---> CMRR = 92dB? Ac(dB) < 0 is correct? Thanks a lot