Question Paper of "ELECTRONICS SYSTEM DESIGN" for M. Tech (ECE) (Sem.-1st), Subject Code: EC-502, Paper ID [ E0562 ], PTU Question Paper.

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Roll No…….

Total No. of Questions: 08

M. TECH (Sem.-1^st)

ELECTRONICS SYSTEM DESIGN

Subject Code: EC-502

Paper ID: [E0562]

Time: 3 Hrs.                                                                 Max. Marks: 100

Instruction to Candidates:

1.     Attempt any five questions out of eight questions.

2.     Each question carry twenty marks.

Q1.

(a)  State and prove Boolean theorems.

(b) Design the logic circuit for the following Boolean function using K-maps:

Y( A,B,C,D,E)=IIM (3,4,7,11,15,19,21,23,27,28, 29,31)

Q2.

(a)  Design a sequential generator using J-K flip-flop to generate the sequence 0.

(b) What is race-around condition? How does it get eliminated in Master-slave J-K flip-flop?

Q3.

(a)  Explain the need of Clock and power supply requirements for digital system design.

(b) Differentiate between static RAM and dynamic RAM.

Q4.

(a)  Design a odd parity generator for a 4 bit message code.

(b) Design a Mod-12 synchronous counter using D flip-flops.

Q5. What do you mean by shift registers? Discuss the various types of Shift registers.

Q6.

(a)  Design 16:1 multiplexer using 4:1 multiplexers.

(b) Design a BCD to Excess-3 code converter.

Q7.

(a)  Describe the design procedure for asynchronous sequential circuits.

(b) Explain the cycle and races in asynchronous sequential circuits.

Q8. Write short note on following:

(a)  PLA and PAL.

(b) 1 bit Memory cell.