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An ideal op-amp requires infinite bandwidth because

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in Linear Integrated Circuits by (38.2k points)
An ideal op-amp requires infinite bandwidth because

(a) Signals can be amplified without attenuation

(b) Output common-mode noise voltage is zero

(c) Output voltage occurs simultaneously with input voltage changes

(d) Output can drive infinite number of device

I have been asked this question in my homework.

My enquiry is from Ideal Operational Amplifier topic in portion Operational Amplifier Characteristics of Linear Integrated Circuits

1 Answer

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by (39.8k points)
The correct option is (a) Signals can be amplified without attenuation

Explore the finest explanation: An ideal op-amp has infinite bandwidth. Therefore, any frequency signal from 0 to ∞ Hz can be amplified without attenuation.

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