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- Question
The main advantage of the tracking A/D converter over the stairstep-ramp A/D converter is that ________.
Options- A. it does not require a counter
- B. it uses an up/down counter to indicate the polarity of the input voltage
- C. it uses an up/down counter to measure both positive and negative voltages
- D. it is faster
- Correct Answer
- it is faster
- 1. From the following list of input conditions, determine the state of the five output leads on a 74148 octal-to-binary encoder.
I0 = 1 I3 = 1 I6 = 1 I1 = 1 I4 = 0 I7 = 1 I2 = 1 I5 = 1 EI = 0
Options- A. GS = L, A0 = L, A1 = L, A2 = H, EO = H
- B. GS = L, A0 = H, A1 = L, A2 = L, EO = H
- C. GS = L, A0 = L, A1 = H, A2 = L, EO = H
- D. GS = L, A0 = H, A1 = H, A2 = L, EO = H Discuss
- 2. An exclusive-NOR gate output is HIGH when the inputs are unequal.
Options- A. True
- B. False Discuss
- 3. A GAL is a programmable/reprogrammable PAL.
Options- A. True
- B. False Discuss
- 4. Memory devices store binary data.
Options- A. True
- B. False Discuss
- 5. The manner in which a digital circuit responds to an input is the circuit's ________.
Options- A. logic
- B. wiring
- C. inputs
- D. outputs Discuss
- 6. The horizontal axis of an oscilloscope is normally calibrated in units of ________.
Options- A. voltage
- B. current
- C. time
- D. frequency Discuss
- 7. Greater accuracy and precision are possible with digital techniques.
Options- A. True
- B. False Discuss
- 8. PIA is an acronym for ________.
Options- A. Programmable Interface Array
- B. Post Integrated Array
- C. Programmable Input Array
- D. Programmable Interconnect Array Discuss
- 9. The systematic reduction of logic circuits is performed using Boolean algebra.
Options- A. True
- B. False Discuss
- 10. 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
More questions
Correct Answer: GS = L, A0 = H, A1 = H, A2 = L, EO = H
Correct Answer: False
Correct Answer: True
Correct Answer: True
Correct Answer: logic
Correct Answer: time
Correct Answer: True
Correct Answer: Programmable Interconnect Array
Correct Answer: True
Correct Answer: number of bits that are converted to an analog output
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