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Digital Electronics - Interfacing to the Analog World - Discussion

Discussion Forum : Interfacing to the Analog World - General Questions (Q.No. 44)
Interfacing to the Analog World
44.
What is the main disadvantage of the stairstep-ramp A/D converter?
The counter must count up from zero at the beginning of each conversion sequence, and the conversion time will vary depending on the input voltage.
It requires a counter.
It requires a precision clock in order for the conversion to be reliable.
All of the above
Answer: Option
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