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- Question
A monotonicity error in a DAC will show up as an incorrect analog output ________.
Options- A. only for higher value inputs
- B. only for lower value inputs
- C. only for certain (scattered) inputs
- D. for all inputs
- Correct Answer
- only for certain (scattered) inputs
- 1. The number of data lines on the GPIB is ________.
Options- A. 1
- B. 4
- C. 8
- D. 16 Discuss
- 2. Of the methods listed, the fastest A/D conversion is done by a ________.
Options- A. single-slope ramp converter
- B. dual-slope ramp converter
- C. successive-approximation converter
- D. tracking converter Discuss
- 3. A standard logic device can be connected on a bus system as an open-collector logic device by connecting each output to a ________.
Options- A. discrete transistor
- B. 10 kΩ series resistor
- C. light-emitting diode
- D. CMOS buffer Discuss
- 4. Assume that in a certain 4-bit weighted ladder DAC, the input representing the most significant bit is applied to a 20 kΩ resistor. What is the size of the resistor that represents the least significant bit?
Options- A. 2.5 kΩ
- B. 5 kΩ
- C. 80 kΩ
- D. 160 kΩ Discuss
- 5. An offset error in a DAC will show up as an incorrect analog output ________.
Options- A. only for higher value inputs
- B. only for lower value inputs
- C. only for certain (scattered) inputs
- D. for all inputs Discuss
- 6. The resolution of a DAC can be expressed as the ________.
Options- A. minimum output voltage
- B. number of bits that are converted to an analog output
- C. deviation of the output from a straight line
- D. difference between the expected and actual outputs Discuss
- 7. An ADC that compares each bit, one at a time, with the input analog signal is a ________.
Options- A. single-slope ramp converter
- B. dual-slope ramp converter
- C. successive-approximation converter
- D. tracking converter Discuss
- 8. An ADC that uses an up/down counter (and other devices) to follow changes in the input analog signal is a ________.
Options- A. single-slope ramp converter
- B. dual-slope ramp converter
- C. successive-approximation converter
- D. tracking converter Discuss
- 9. A microprocessor with the necessary support circuits will include at least two memory ICs: ROM or EPROM, and a RAM.
Options- A. True
- B. False Discuss
- 10. LDA addr and STA addr are Fortran language instructions stored in an external memory IC for a microprocessor.
Options- A. True
- B. False Discuss
Digital Signal Processing problems
Search Results
Correct Answer: 8
Correct Answer: successive-approximation converter
Correct Answer: discrete transistor
Correct Answer: 160 kΩ
Correct Answer: for all inputs
Correct Answer: number of bits that are converted to an analog output
Correct Answer: successive-approximation converter
Correct Answer: tracking converter
Correct Answer: True
Correct Answer: False
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