Of the values listed, the most realistic value for open-loop voltage gain of an OP-amp is________________?
Of the values listed, the most realistic value for open-loop voltage gain of an OP-amp is________________? A. 1 B. 2000 C. 80 dBD. 100,000
Of the values listed, the most realistic value for open-loop voltage gain of an OP-amp is________________? A. 1 B. 2000 C. 80 dBD. 100,000
If ADM = 3500 and ACM = 0.35, the CMRR is _______________? A. 1225 B. 10,000 C. 80 dBD. answers (A) and (B)
The common-mode gain is ________________? A. very highB. very low C. always unity D. unpredictable
In differential-mode, ______________? A. opposite polarity signals are applied to the inputs B. the gain is one C. the outputs are of different amplitudes D. only one supply voltage is used
The differential gain is _____________? A. very high B. very low C. dependent on input voltage D. about 100
When a differential amplifier is operated single-ended, _______________? A. the output is groundedB. one input is grounded and signal is applied to the other C. both inputs are connected together D. the output is not inverted
With zero volts on both inputs, an OP-amp ideally should have an output _______________? A. equal to the positive supply voltage B. equal to the negative supply voltageC. equal to zero D. equal to CMRR
In the common mode, _______________? A. both inputs are grounded B. the outputs are connected togetherC. an identical signal appears on both the inputs D. the output signal are in-phase
A differential amplifier______________? A. is a part of an Op-amp B. has one input and one output C. has two outputsD. answers (A) and (B)
The tail current of a differential amplifier is_______________? A. half of either collector current B. equal to either collector currentC. two times either collector current D. equal to the difference in base currents