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Digital Electronics - Interfacing to the Analog World - Discussion

Discussion Forum : Interfacing to the Analog World - General Questions (Q.No. 45)
Interfacing to the Analog World
45.
What is the purpose of a sample-and-hold circuit?
To keep temporary memory
To hold a voltage constant so an ADC has time to produce an output
To hold a voltage constant so a DAC has time to produce an output
To hold data after a multiplexer has selected an output
Answer: Option
Explanation:
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