Interfacing to the Analog World problems
- 1. If the least significant bit (LSB) of a four-bit binary-weighted resistor D/A converter connects to a 200 Ω resistor, then the resistor needed for the next bit is 100 Ω.
Options- A. True
- B. False Discuss
Correct Answer: True
- 2. It is possible to develop more than 16 different analog levels using 4-bit resolution.
Options- A. True
- B. False Discuss
Correct Answer: False
- 3. Generally speaking, DACs with a current output will have a shorter settling time than those with voltage outputs.
Options- A. True
- B. False Discuss
Correct Answer: True
- 4. D/A conversion is the process of taking a voltage or current and converting it to a digital code.
Options- A. True
- B. False Discuss
Correct Answer: False
- 5. Linearity error is the maximum deviation in step size from the ideal step size.
Options- A. True
- B. False Discuss
Correct Answer: True
- 6. The DAC0808 and the MC1408 are very popular and inexpensive 8-bit D/A converters.
Options- A. True
- B. False Discuss
Correct Answer: True
- 7. The primary disadvantage of the flash A/D converter is the large number of comparators required.
Options- A. True
- B. False Discuss
Correct Answer: True
- 8. A simultaneous, multiple comparator, or flash converter uses parallel encoding.
Options- A. True
- B. False Discuss
Correct Answer: True
- 9. A CD player probably uses a sigma/delta D/A converter.
Options- A. True
- B. False Discuss
Correct Answer: True
- 10. One way to determine the resolution of a DAC is to calculate the ratio of one step voltage to the maximum output voltage.
Options- A. True
- B. False Discuss
Correct Answer: True
More in Digital Electronics:
Programming
Copyright ©CuriousTab. All rights reserved.