Electronics - Analog and Digital Converters

Exercise :: Analog and Digital Converters - General Questions

11. 

In a flash analog-to-digital converter, the output of each comparator is connected to an input of a:

A. decoder
B. priority encoder
C. multiplexer
D. demultiplexer

Answer: Option B

Explanation:

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12. 

Which is not an analog-to-digital (ADC) conversion error?

A. differential nonlinearity
B. missing code
C. incorrect code
D. offset

Answer: Option A

Explanation:

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13. 

Sample-and-hold circuits in analog-to digital converters (ADCs) are designed to:

A. sample and hold the output of the binary counter during the conversion process
B. stabilize the comparator's threshold voltage during the conversion process
C. stabilize the input analog signal during the conversion process
D. sample and hold the D/A converter staircase waveform during the conversion process

Answer: Option C

Explanation:

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