Download PTU M.Tech. ECE 1st Semester 74146 ELECTRONICS SYSTEM DESIGN Question Paper

Download PTU. I.K. Gujral Punjab Technical University (IKGPTU) M.Tech. ECE 1st Semester 74146 ELECTRONICS SYSTEM DESIGN Question Paper.

1 | M-74146 (S9)-1032

Roll No. Total No. of Pages : 02
Total No. of Questions : 08
M.Tech.(ECE) (2016 Batch) (Sem.?1)
ELECTRONICS SYSTEM DESIGN
Subject Code : MTEC-101
M.Code : 74146
Time : 3 Hrs. Max. Marks : 100

INSTRUCTIONS TO CANDIDATES :
1. Attempt any FIVE questions in all.
2. Each question carry TWENTY marks.

Q1 (a) Design a combinational circuit which can convert BCD code to E-3 code.
(b) With the help of 2:1 MUX generate the following function:
F (A, B, C, D) = ? (0, 3, 7, 8, 12, 13, 14)
Q2. Design combinational Circuit for following function using Q-M method.
F(A, B, C, D) = ? (0,2,3,6,8,10,13,14,20,23,27,29) +d(11,12,22,24)
Q3. Design basic binary cell centred LM flip-flop specified by the following characteristic :
L M Q
n

0 0 Set
0 1 No Change
1 0 Toggle
1 1 Reset
Also define the excitation table.
Q4. Only write the steps to design an asynchronous sequential machine and design a JK flip
flop as an asynchronous machine.

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1 | M-74146 (S9)-1032

Roll No. Total No. of Pages : 02
Total No. of Questions : 08
M.Tech.(ECE) (2016 Batch) (Sem.?1)
ELECTRONICS SYSTEM DESIGN
Subject Code : MTEC-101
M.Code : 74146
Time : 3 Hrs. Max. Marks : 100

INSTRUCTIONS TO CANDIDATES :
1. Attempt any FIVE questions in all.
2. Each question carry TWENTY marks.

Q1 (a) Design a combinational circuit which can convert BCD code to E-3 code.
(b) With the help of 2:1 MUX generate the following function:
F (A, B, C, D) = ? (0, 3, 7, 8, 12, 13, 14)
Q2. Design combinational Circuit for following function using Q-M method.
F(A, B, C, D) = ? (0,2,3,6,8,10,13,14,20,23,27,29) +d(11,12,22,24)
Q3. Design basic binary cell centred LM flip-flop specified by the following characteristic :
L M Q
n

0 0 Set
0 1 No Change
1 0 Toggle
1 1 Reset
Also define the excitation table.
Q4. Only write the steps to design an asynchronous sequential machine and design a JK flip
flop as an asynchronous machine.

2 | M-74146 (S9)-1032

Q5. Write the advantages of MEV approaches to design an asynchronous machine and draw a
circuit for
F(A,B,C,D) = ?
m
(l,2,3,5,6,8,l 1,12,13,14,15) using same approach.
Q6. Write the advantages and disadvantages of PAL over PLA and design full sub-tractor using
PLA and PAL, with neat diagrams.
Q7. How the co-axial cable is interfaced with digital system explain with neat diagram.
Q8. Explain any two :
(a) MSI decoder
(b) Timing and frequency consideration in controller design
(c) Tri state bus system.











NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
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