Q1) a) Explain what is meant by the following: i) Common Mode Rejection Ratio ii) Input Offset Voltage iii) Input Bias Current b) The open-loop gain of a certain op-amp is 175,000. Its common-mode gain is 0.18. Determine the Common Mode Rejection Ratio (CMMR) in decibels. For the operational amplifier c) circuit shown in figure Q1, determine the following 10 mV rms o Vout R 560 kN i) The attenuation ii) The closed-loop gain. iii) The output voltage. iv) The value of R, to produce a closed loop gain R; 1.5 kN Figure Q1-c v) The hysteresis voltage. The maximum output levels are ±11v. of 50.

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Q1) a) Explain what is meant by the following:
i) Common Mode Rejection Ratio
ii) Input Offset Voltage
iii) Input Bias Current
b) The open-loop gain of a certain op-amp is 175,000. Its common-mode gain is
0.18. Determine the Common Mode Rejection Ratio (CMMR) in decibels.
For the operational amplifier
c)
circuit shown in figure Q1,
determine the following
10 mV rms
o Vout
R
560 kN
i) The attenuation
ii) The closed-loop gain.
iii) The output voltage.
iv) The value of R, to
produce a closed loop gain
R;
1.5 kN
Figure Q1-c
v) The hysteresis voltage. The maximum output levels are ±11v.
of 50.
Transcribed Image Text:Q1) a) Explain what is meant by the following: i) Common Mode Rejection Ratio ii) Input Offset Voltage iii) Input Bias Current b) The open-loop gain of a certain op-amp is 175,000. Its common-mode gain is 0.18. Determine the Common Mode Rejection Ratio (CMMR) in decibels. For the operational amplifier c) circuit shown in figure Q1, determine the following 10 mV rms o Vout R 560 kN i) The attenuation ii) The closed-loop gain. iii) The output voltage. iv) The value of R, to produce a closed loop gain R; 1.5 kN Figure Q1-c v) The hysteresis voltage. The maximum output levels are ±11v. of 50.
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