GUJARAT TECHNOLOGICAL UNIVERSITY
SEMESTER-VI(NEW) — EXAMINATION - SUMMER 2019
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Subject Code:2160709 Date:21/05/2019
Subject Name:Embedded & VLSI Design
Time:10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q.1
(a) Give classifications of embedded systems in brief. [03]
(b) Explain depletion region of nMOS. [04]
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(c) What is EDLC? Explain different phases of Embedded product Development life cycle. [07]
Q.2
(a) Explain Embedded firmware. [03]
(b) Explain watch dog timer and real time clock in brief. [04]
(c) Explain the fundamental issues of hardware software co-design in brief. [07]
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OR
(c) Explain overview of VLSI design methodologies. [07]
Q.3
(a) What do you mean by sensors and actuators? [03]
(b) Explain the concept of modularity and locality in brief. [04]
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(c) Explain fabrication steps of nMOS in detail [07]
OR
Q.3
(a) What do you mean by RISC processor? Explain in brief. [03]
(b) Compare full custom and semi custom design. [04]
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(c) What is GCA (Gradual Channel approximation)? Derive current voltage equations of MOS transistor. [07]
Q.4
(a) Explain the operation of two-input depletion load NOR gate. [03]
(b) Explain operation of CMOS inverter. [04]
(c) Explain resistive load inverter and derive its critical voltage points [07]
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OR
Q.4
(a) Explain controllability and observability. [03]
(b) Explain behavior of bistable elements in brief. [04]
(c) Explain operation of CMOS transmission gates (TGs) in detail. [07]
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Q.5
(a) What is UML (unified modeling language). Explain in brief. [03]
(b) Explain clock generation and distribution techniques. [04]
(c) What is the need for voltage bootstrapping? Explain dynamic voltage bootstrapping circuit with necessary mathematical analysis. [07]
OR
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Q.5
(a) What is significance of threshold voltage in MOS transistor? Write expression of threshold voltage. [03]
(b) Explain Built in self test (BIST) method in detail. [04]
(c) Explain NAND gate using CMOS realization, pass transistor and Complementary pass transistor realization. [07]
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This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University
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