Digital Electronics - Digital Signal Processing

Exercise :: Digital Signal Processing - Filling the Blanks

1. 

An offset error in a DAC will show up as an incorrect analog output ________.

A. only for higher value inputs
B. only for lower value inputs
C. only for certain (scattered) inputs
D. for all inputs

Answer: Option D

Explanation:

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2. 

An ADC that compares each bit, one at a time, with the input analog signal is a ________.

A. single-slope ramp converter
B. dual-slope ramp converter
C. successive-approximation converter
D. tracking converter

Answer: Option C

Explanation:

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3. 

A standard logic device can be connected on a bus system as an open-collector logic device by connecting each output to a ________.

A. discrete transistor
B. 10 k series resistor
C. light-emitting diode
D. CMOS buffer

Answer: Option A

Explanation:

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4. 

A monotonicity error in a DAC will show up as an incorrect analog output ________.

A. only for higher value inputs
B. only for lower value inputs
C. only for certain (scattered) inputs
D. for all inputs

Answer: Option C

Explanation:

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5. 

Of the methods listed, the fastest A/D conversion is done by a ________.

A. single-slope ramp converter
B. dual-slope ramp converter
C. successive-approximation converter
D. tracking converter

Answer: Option C

Explanation:

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