Exercise: Analog And Digital Converters

Questions for: Analog And Digital Converters

A binary-weighted resistor used in a digital-to-analog converter (DAC) is only practical up to a resolution of ________.
A:
10 bits
B:
2 bits
C:
8 bits
D:
4 bits
Answer: D
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Inaccurate analog-to-digital conversion may be due to ____________.
A:
constant analog input voltage
B:
linear ramp usage
C:
intermittent counter inputs
D:
faulty sample-and-hold circuitry
Answer: D
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The characteristic that a change of one binary step on the input of a digital-to-analog converter (DAC) should cause exactly one step change on the output is called ________.
A:
resolution
B:
monotonicity
C:
linearity
D:
accuracy
Answer: B
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The number of binary bits at the input of a digital-to-analog converter (DAC) is known as ________.
A:
accuracy
B:
linearity
C:
resolution
D:
monotonicity
Answer: C
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The problems of the binary-weighted resistor digital-to-analog converter (DAC) can be overcome by using ___________.
A:
an 8-bit binary-weighted resistor DAC
B:
an R/2R ladder DAC
C:
a staircase DAC
D:
a flash DAC
Answer: B
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