Integrated Circuit Technologies Questions and Answers

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Showing 10 of 32 questions
Q21
Which factor does not affect CMOS loading?
  • A Charging time associated with the output resistance of the driving gate
  • B Discharging time associated with the output resistance of the driving gate
  • C Output capacitance of the load gates
  • D Input capacitance of the load gates
Answer: Option C
Q22
Which is not part of emitter-coupled logic (ECL)?
  • A Differential amplifier
  • B Bias circuit
  • C Emitter-follower circuit
  • D Totem-pole circuit
Answer: Option D
Q23
The speed-power product provides a basis for the comparison of logic circuits when power dissipation and propagation delay are important considerations in the selection of the type of logic to be used.
  • A TRUE
  • B FALSE
Answer: Option A
Q24
ECL IC technology is faster than TTL technology.
  • A TRUE
  • B FALSE
Answer: Option A
Q25
CMOS is a more dominant IC technology than TTL.
  • A TRUE
  • B FALSE
Answer: Option A
Q26
Unused TTL inputs should be tied LOW.
  • A TRUE
  • B FALSE
Answer: Option B
Q27
The greater the propagation delay, the higher the maximum frequency.
  • A TRUE
  • B FALSE
Answer: Option B
Q28
A pull-down resistor must be used with open-collector TTL circuits.
  • A TRUE
  • B FALSE
Answer: Option B
Q29
Metal-oxide semiconductor field-effect transistors (MOSFETs) are the active switching elements in CMOS circuits.
  • A TRUE
  • B FALSE
Answer: Option A
Q30
There are four different logic level ranges for TTL and CMOS: VIL, VIH, VOL, and VOH.
  • A TRUE
  • B FALSE
Answer: Option A

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