Assume that a certain differential amplifier has a differential gain of 3,000 and a common mode gain of 0.25. What is the CMRR?
A)12,000
B)66.89
C)750
D)3,025

Name: Assume that a certain differential amplifier has a differential gain of 3,000 and a common mode gain of 0.25. What is the CMRR? A)12,000 B)66.89 C)750 D)3,025
Brand: Quizplus
Rating: 4.9 (35 reviews)

Question

Quizplus · Accepted Answer

CMRR (Common Mode Rejection Ratio) is calculated as the ratio of differential gain (Ad) to common mode gain (Acm). Thus, CMRR = Ad / Acm = 3000 / 0.25 = 12,000.

Assume That a Certain Differential Amplifier Has a Differential Gain