What is the main disadvantage of the counter-ramp A/D converter? – McqOptions

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1.	What is the main disadvantage of the counter-ramp A/D converter?
A.	It requires a counter.
B.	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.
C.	It requires a precision clock in order for the conversion to be reliable.
D.	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 precision clock in order for the conversion to be reliable.
Answer» C. It requires a precision clock in order for the conversion to be reliable.

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