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- Question
Inaccurate analog-to-digital conversion may be due to ____________.
Options- A. constant analog input voltage
- B. linear ramp usage
- C. intermittent counter inputs
- D. faulty sample-and-hold circuitry
- Correct Answer
- faulty sample-and-hold circuitry
- 1. A binary-weighted resistor used in a digital-to-analog converter (DAC) is only practical up to a resolution of ________.
Options- A. 10 bits
- B. 2 bits
- C. 8 bits
- D. 4 bits Discuss
- 2. The problems of the binary-weighted resistor digital-to-analog converter (DAC) can be overcome by using ___________.
Options- A. an 8-bit binary-weighted resistor DAC
- B. an R/2R ladder DAC
- C. a staircase DAC
- D. a flash DAC Discuss
- 3. ________ analog-to-digital converters (ADCs) use no clock signal, because there is no timing or sequencing required.
Options- A. Actuator
- B. Dual
- C. Flash
- D. Bipolar Discuss
- 4. 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 ________.
Options- A. resolution
- B. monotonicity
- C. linearity
- D. accuracy Discuss
- 5. A(n) ________ converts an analog input to a digital output.
Options- A. flash converter
- B. bipolar converter
- C. ADC
- D. DAC Discuss
- 6. ________ analog-to-digital converters (ADCs) have a fixed value of conversion time that is not dependent on the value of the analog input.
Options- A. Substandard
- B. Dual
- C. Recessive approximation
- D. Successive approximation Discuss
- 7. The number of binary bits at the input of a digital-to-analog converter (DAC) is known as ________.
Options- A. accuracy
- B. linearity
- C. resolution
- D. monotonicity Discuss
Analog and Digital Converters problems
Search Results
Correct Answer: 4 bits
Correct Answer: an R/2R ladder DAC
Correct Answer: Flash
Correct Answer: monotonicity
Correct Answer: ADC
Correct Answer: Successive approximation
Correct Answer: resolution
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