Download GTU BE/B.Tech 2019 Winter 6th Sem New 2163905 Microelectronics And Vlsi Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- VI (New) EXAMINATION - WINTER 2019

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Subject Code: 2163905 Date: 12/12/2019
Subject Name: Microelectronics and VLSI
Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS

Q.1 (a) Discuss types of logic gates. 03
(b) Convert binary number (1000101)₂ into its equivalent octal, hexadecimal and decimal number. 04

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(c) Explain photovoltaic cell. 07

Q.2 (a) State De Morgan’s theorem. 03
(b) Write applications of LED. 04
(c) Explain J-K Flip-flop in details. 07
OR

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(c) Explain S-R Flip-flop in details. 07

Q.3 (a) Explain Moore's law. 03
(b) Explain IC fabrication. 04
(c) Discuss tunnel diode in detail. 07
OR

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Q.3 (a) What is FET? 03
(b) Write difference between Combinational and Sequential circuits. 04
(c) Discuss PN junction diode in detail. 07

Q.4 (a) What is MEMS? 03
(b) Discuss NAND gate as universal gate. 04

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(c) Explain CMOS transistor. 07
OR
Q.4 (a) What is micro fluidics-device? 03
(b) Discuss NOR gate as universal gate. 04
(c) Explain BJT transistor. 07

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Q.5 (a) Describe IC classification in short. 03
(b) Describe Random Access Memory (RAM). 04
(c) Explain Synchronous Counter in detail. 07
OR
Q.5 (a) Discuss device scaling. 03

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(b) Describe Read Only Memory. 04
(c) Explain Asynchronous Counter in detail. 07

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