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Which ADC narrows the range?(a) Flash ADC(b) Wilkinson(c) Sigma delta(d) Successive approximationI have been asked this question during an interview.I'd like to ask this question from Analog to Digital Converter topic in chapter Sensors of IOT

Answer»

Correct option is (d) SUCCESSIVE approximation

To explain: A successive approximation ADC uses a comparator to successively NARROW a range that contains the INPUT voltage.



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