Discussion
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- Question
The number of gates that can be connected to a single output without exceeding the current ratings of the gate is called ________.
Options- A. fan-out
- B. propagation
- C. dissipation
- D. SSI
- Correct Answer
- fan-out
- 1. The output current for a LOW output is called a(n) ________.
Options- A. sink current
- B. ground current
- C. exit current
- D. fan-out Discuss
- 2. A logic probe is placed on the output of a digital circuit and the probe lamp is dimly lit. This display indicates ________.
Options- A. that an open or bad logic level exists
- B. a high level output
- C. a high-frequency pulse train
- D. that the supply voltage is low Discuss
- 3. In a DIP the spacing between pins is typically ________.
Options- A. 5 mils
- B. 10 mils
- C. 50 mils
- D. 100 mils Discuss
- 4. ________ is ideally suited for applications using battery power or battery backup power.
Options- A. MOS
- B. P-MOS
- C. N-MOS
- D. CMOS Discuss
- 5. When the outputs of several standard TTL gates are connected together, the gate outputs produce more fan-out.
Options- A. True
- B. False Discuss
- 6. The HIGH logic level for a standard TTL output must be at least ________.
Options- A. 2.4 V
- B. 2 V
- C. 0.8 V
- D. 5 V Discuss
- 7. The power dissipation of a CMOS IC will ________.
Options- A. decrease with frequency
- B. increase with gate size
- C. decrease with gate size
- D. increase with frequency Discuss
- 8. The minimum input voltage recognized as HIGH by a TTL gate is ________.
Options- A. 2.0 V
- B. 2.4 V
- C. 0.8 V
- D. 5.0 V Discuss
- 9. When the outputs of several open-collector TTL gates are connected together, the gate outputs ________.
Options- A. usually burn out
- B. produce more voltage
- C. are ANDed together
- D. produce more fan-out Discuss
- 10. The ________ is defined as the maximum number of standard logic inputs that an output can drive reliably.
Options- A. fan-drive
- B. fan-out
- C. fan-in
- D. open-collector Discuss
Integrated-Circuit Logic Families problems
Search Results
Correct Answer: sink current
Correct Answer: that an open or bad logic level exists
Correct Answer: 100 mils
Correct Answer: CMOS
Correct Answer: False
Correct Answer: 2.4 V
Correct Answer: increase with frequency
Correct Answer: 2.0 V
Correct Answer: are ANDed together
Correct Answer: fan-out
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