1 (a)
Give TTL- CMOS interfacing

5 M

1 (b)
Compare combinational circuit with sequential circuit

5 M

1 (c)
Compare binary code with BCD code. Give the example

5 M

1 (d)
Compare synchronous with asynchronous counter

5 M

2 (a)
Using Quine McClusky technique, minimize the following function :-

F(A,B,C,D) =?m(3,4,5,7,9,13,14,15)

F(A,B,C,D) =?m(3,4,5,7,9,13,14,15)

10 M

2 (b)
Design a 2 bit synchronous up/down counter usign T-flops

10 M

3 (a)
Implement the following Boolean function using single 4:1 MUX and few logic gates :-

F(A,B,C,D)=?m(0,2,4,5,7,8,9,11,14)

F(A,B,C,D)=?m(0,2,4,5,7,8,9,11,14)

10 M

3 (b)
Compare the various logic families with respect to their characteristics. Give at least five points with their practical values

10 M

4 (a)
Draw and explain the working of Universal Shift Register

10 M

4 (b)
Design a circuit to compare two-2 bit numbers. Implement this circuit using only NOR gate

10 M

5 (a)
Using one's and two compliment methods perform (52)

_{10}-(18)_{10}
5 M

5 (b)
Using Boolean Laws prove that :-

\[AB\bar{C}+A\bar{B}C+\bar{A}BC+ABC=AB+BC+CA\]

\[AB\bar{C}+A\bar{B}C+\bar{A}BC+ABC=AB+BC+CA\]

5 M

5 (c)
Design BCD to Excess -3 code converter

10 M

6 (a)
Draw a neat circuit of master slave JK flip flop using logic gates. Write its truth table and explain its operation.

10 M

6 (b)
Draw a neat circuit of BCD adder and explain its working

10 M

Write short notes on the following :-

7 (a)
One bit comparator

7 M

7 (b)
FPGA

8 M

7 (c)
Fan in and Fan out

5 M

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