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Download JNTUA M.Tech 1st Sem 2018 Regular Feb 9D06106c Low Power VLSI Design Question Paper

Download JNTUA (JNTU Anantapur) M.Tech ( Master of Technology) 1st Semester 2018 Regular Feb 9D06106c Low Power VLSI Design Previous Question Paper

This post was last modified on 30 July 2020

This download link is referred from the post: JNTUA M.Tech 1st Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)


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Code: 9D06106c

Time: 3 hours

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M.Tech I Semester Supplementary Examinations February/March 2018

LOW POWER VLSI DESIGN

(Common to DSCE & DECS)

(For students admitted in 2012, 2013, 2014, 2015 & 2016 only)

Max. Marks: 60

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Answer any FIVE questions

All questions carry equal marks

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  1. (a) What are the various aspects to be considered in low-power design? Explain.
    (b) Explain about the design limitations imposed on low power. Low voltage circuits pertaining to the following parameters: (i) Power supply voltage. (ii) Threshold voltage.

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    (c) What are the advantages of SOI CMOS technology compared to bulk CMOS technology? Explain with necessary graphs.
  2. (a) Explain about the isolation requirements in Bi-CMOS process.
    (b) Compare double diffused drain and lightly doped drain.
  3. (a) Why leakage power is an important issue in deep submicron technology? With schematic diagrams explain about it.
    (b) Give the layout of a 2 X 1 vertical NPN BJT, and draw the associated cross-sectional view, with explanation.
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  5. (a) Explain about the experimental characterization of sub-half micron MOS devices.
    (b) Describe the sub threshold current model of MOSFET.
  6. (a) Discuss the characterization and of CMOS gates.
    (b) Draw the circuit for high complimentary coupled BICMOS circuit for three input NAND logic gate and explain the same.
  7. (a) Explain different sources of power dissipation in digital CMOS circuit.

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    (b) Explain the basic concepts of supply voltage scaling.
    (c) Explain the ratio-logic using only nMOS and pseudo nMOS logic network. Compare its advantages and disadvantages with respect to standard static CMOS circuits.
  8. (a) Explain about the optimization theme and performance themes of latches.
    (b) Give the design perspective for edge triggered D-flip flop.
  9. (a) Floating body effects may also cause the parasitic bipolar leakage current in CMOSO-SOI pass gate transistor-Explain.

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    (b) What are the various ways to reduce the delay time of a CMOS inverter?
    (c) How is power consumption is reduced in SRAM to achieve the performance?

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This download link is referred from the post: JNTUA M.Tech 1st Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)