Mar 4, 2011 #21 D drknownothing Junior Member level 3 Joined Mar 13, 2008 Messages 30 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,288 Location China Activity points 1,436 Then you need to adjust your bias voltages. The bias for NM1 seems too high. 1.1V should be better. And you need to check the bias for NM0. What bias do you have for NM0? 0.7V? And also the bias voltages for the PMOS.
Then you need to adjust your bias voltages. The bias for NM1 seems too high. 1.1V should be better. And you need to check the bias for NM0. What bias do you have for NM0? 0.7V? And also the bias voltages for the PMOS.