Discussion
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- Question
The greater the propagation delay, the ________.
Options- A. lower the maximum frequency
- B. higher the maximum frequency
- C. maximum frequency is unaffected
- D. minimum frequency is unaffected
- Correct Answer
- lower the maximum frequency
- 1. A TTL NAND gate with IIL(max) of ?1.6 mA per input drives eight TTL inputs. How much current does the drive output sink?
Options- A. ?12.8 mA
- B. ?8 mA
- C. ?1.6 mA
- D. ?25.6 mA Discuss
- 2. What is the speed of the up/down digital-ramp ADC (tracking ADC)?
Options- A. 20 µs
- B. 10 µs
- C. 1 µs
- D. Relatively slow Discuss
- 3. The primary disadvantage of the simultaneous A/D converter is:
Options- A. that it requires the input voltage to be applied to the inputs simultaneously
- B. the long conversion time required
- C. the large number of output lines required to simultaneously decode the input voltage
- D. the large number of comparators required to represent a reasonable sized binary number Discuss
- 4. What is the acquisition time of the AD1154 sample-and-hold IC?
Options- A. 1.5 µs
- B. 2.5 µs
- C. 3.5 µs
- D. 4.5 µs Discuss
- 5. When comparing the conversions from digital-to-analog and analog-to-digital, the A/D conversion is generally:
Options- A. less complicated but more time consuming than the D/A conversion.
- B. more complicated and more time consuming than the D/A conversion.
- C. less complicated and less time consuming than the D/A conversion.
- D. more complicated but less time consuming than the D/A conversion. Discuss
- 6. Most TTL logic used today is some form of ________.
Options- A. Schottky TTL
- B. tristate TTL
- C. low-power TTL
- D. open-collector TTL Discuss
- 7. Which logic family combines the advantages of CMOS and TTL?
Options- A. BiCMOS
- B. TTL/CMOS
- C. ECL
- D. TTL/MOS Discuss
- 8. Which is not part of emitter-coupled logic (ECL)?
Options- A. Differential amplifier
- B. Bias circuit
- C. Emitter-follower circuit
- D. Totem-pole circuit Discuss
- 9. Which transistor element is used in CMOS logic?
Options- A. FET
- B. MOSFET
- C. Bipolar
- D. Unijunction Discuss
- 10. Which is not a MOSFET terminal?
Options- A. Gate
- B. Drain
- C. Source
- D. Base Discuss
Integrated Circuit Technologies problems
Search Results
Correct Answer: ?12.8 mA
Correct Answer: Relatively slow
Correct Answer: the large number of comparators required to represent a reasonable sized binary number
Correct Answer: 3.5 µs
Correct Answer: more complicated and more time consuming than the D/A conversion.
Correct Answer: Schottky TTL
Correct Answer: BiCMOS
Correct Answer: Totem-pole circuit
Correct Answer: MOSFET
Correct Answer: Base
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