Integrated Circuit Technologies Questions and Answers

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Showing 10 of 32 questions
Q1
Which is not a MOSFET terminal?
  • A Gate
  • B Drain
  • C Source
  • D Base
Answer: Option D
Q2
For a CMOS gate, which is the best speed-power product?
  • A 1.4 pJ
  • B 1.6 pJ
  • C 2.4 pJ
  • D 3.3 pJ
Answer: Option A
Q3
Which transistor element is used in CMOS logic?
  • A FET
  • B MOSFET
  • C Bipolar
  • D Unijunction
Answer: Option B
Q4
In a TTL circuit, if an excessive number of load gate inputs are connected, ________.
  • A VOH(min) drops below VOH
  • B VOH drops below VOH(min)
  • C VOH exceeds VOH(min)
  • D VOH and VOH(min) are unaffected
Answer: Option B
Q5
The greater the propagation delay, the ________.
  • A lower the maximum frequency
  • B higher the maximum frequency
  • C maximum frequency is unaffected
  • D minimum frequency is unaffected
Answer: Option A
Q6
An open-drain gate is the CMOS counterpart of ________.
  • A an open-collector TTL gate
  • B a tristate TTL gate
  • C a bipolar junction transistor
  • D an emitter-coupled logic gate
Answer: Option A
Q7
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?
  • A –12.8 mA
  • B –8 mA
  • C –1.6 mA
  • D –25.6 mA
Answer: Option A
Q8
The nominal value of the dc supply voltage for TTL and CMOS is ________.
  • A +3 V
  • B +5 V
  • C +9 V
  • D +12 V
Answer: Option B
Q9
Which logic family combines the advantages of CMOS and TTL?
  • A BiCMOS
  • B TTL/CMOS
  • C ECL
  • D TTL/MOS
Answer: Option A
Q10
Which equation is correct?
  • A VNL = VIL(max) + VOL(max)
  • B VNH = VOH(min) + VIH(min)
  • C VNL = VOH(min) – VIH(min)
  • D VNH = VOH(min) – VIH(min)
Answer: Option D

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