Integrated-Circuit Logic Families problems
- 1. Power-supply decoupling uses a radio-frequency capacitor to short out high frequency spikes.
Options- A. True
- B. False Discuss
Correct Answer: True
- 2. The CMOS series that is pin-compatible with the TTL family is the 4000 series.
Options- A. True
- B. False Discuss
Correct Answer: False
- 3. The fan-out of CMOS gates is frequency dependent.
Options- A. True
- B. False Discuss
Correct Answer: True
- 4. The 74XX series TTL operates using saturated switching in which many of the transistors, when conducting, will be in the saturated condition.
Options- A. True
- B. False Discuss
Correct Answer: True
- 5. The maximum current for a LOW output on a standard TTL gate is 100 µA.
Options- A. True
- B. False Discuss
Correct Answer: False
- 6. A major drawback in using ECL logic circuits in conjunction with TTL and MOS circuits is its negative supply voltages and logic levels.
Options- A. True
- B. False Discuss
Correct Answer: True
- 7. Integrated injection logic offers high component density and is easier to fabricate than TTL.
Options- A. True
- B. False Discuss
Correct Answer: True
- 8. The noise immunity of a logic circuit refers to the circuit's ability to tolerate noise by causing spurious charges in the output voltage.
Options- A. True
- B. False Discuss
Correct Answer: False
- 9. A current-sourcing transistor may also be referred to as a pull-down transistor.
Options- A. True
- B. False Discuss
Correct Answer: False
- 10. An unused input of a NAND gate can be left unconnected, pulled high by a pull-up resistor and tied together with another input and not change the logic output.
Options- A. True
- B. False Discuss
Correct Answer: True
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