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Digital Electronics
‣
Integrated Circuit Technologies
Comments
Question
Which is not a MOSFET terminal?
Options
A. Gate
B. Drain
C. Source
D. Base
Correct Answer
Base
Integrated Circuit Technologies problems
Search Results
1. Which transistor element is used in CMOS logic?
Options
A. FET
B. MOSFET
C. Bipolar
D. Unijunction
Show Answer
Scratch Pad
Discuss
Correct Answer: MOSFET
2. Which is not part of emitter-coupled logic (ECL)?
Options
A. Differential amplifier
B. Bias circuit
C. Emitter-follower circuit
D. Totem-pole circuit
Show Answer
Scratch Pad
Discuss
Correct Answer: Totem-pole circuit
3. Which logic family combines the advantages of CMOS and TTL?
Options
A. BiCMOS
B. TTL/CMOS
C. ECL
D. TTL/MOS
Show Answer
Scratch Pad
Discuss
Correct Answer: BiCMOS
4. Most TTL logic used today is some form of ________.
Options
A. Schottky TTL
B. tristate TTL
C. low-power TTL
D. open-collector TTL
Show Answer
Scratch Pad
Discuss
Correct Answer: Schottky TTL
5. 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
Show Answer
Scratch Pad
Discuss
Correct Answer: lower the maximum frequency
6. Which equation is correct?
Options
A. V
NL
= V
IL(max)
+ V
OL(max)
B. V
NH
= V
OH(min)
+ V
IH(min)
C. V
NL
= V
OH(min)
? V
IH(min)
D. V
NH
= V
OH(min)
? V
IH(min)
Show Answer
Scratch Pad
Discuss
Correct Answer: V
NH
= V
OH(min)
? V
IH(min)
7. A standard TTL circuit with a totem-pole output can sink, in the LOW state (I
OL(max)
), ________.
Options
A. 16 mA
B. 20 mA
C. 16 µA
D. 20 µA
Show Answer
Scratch Pad
Discuss
Correct Answer: 16 mA
8. It is best not to leave unused TTL inputs unconnected (open) because of TTL's ________.
Options
A. noise sensitivity
B. low-current requirement
C. open-collector outputs
D. tristate construction
Show Answer
Scratch Pad
Discuss
Correct Answer: noise sensitivity
9. For a CMOS gate, which is the best speed-power product?
Options
A. 1.4 pJ
B. 1.6 pJ
C. 2.4 pJ
D. 3.3 pJ
Show Answer
Scratch Pad
Discuss
Correct Answer: 1.4 pJ
10. An open-collector output requires ________.
Options
A. a pull-down resistor
B. a pull-up resistor
C. no output resistor
D. an output resistor
Show Answer
Scratch Pad
Discuss
Correct Answer: a pull-up resistor
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