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Sathyabama University BE Electronics & Instrumentation Engineering III Sem Digital Lo |

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Re: Sathyabama University BE Electronics & Instrumentation Engineering III Sem Digita
Here I am providing the list of few questions of Sathyabama University B.E in Electronics and Instrumentation Engineering-3rd Sem Digital Logic Theory and Design Paper which you are looking for . (Sathyabama University B.E in Electronics and Instrumentation Engineering-3rd Sem Digital Logic Theory and Design Papers)PART – A (10 x 2 = 20) Answer All the Questions 1. Convert the following binary number to octal and hexadecimal 111101000.0111. 2. What is Karnaugh map? 3. List five series of TTL circuits 4. In what type of application should ECL not be used? 5. Define the term glitch. 6. Define the term strobing. 7. What do you mean by zero suppression? 8. What is a carry? 9. What is the race condition? 10. Give an example for sequential circuit. PART – B (5 x 12 = 60) Answer All the Questions 11. Perform the following conversions: (a) 43510 to octal (b) 5408 to binary (c) 41216 to binary Also perform binary multiplication of (i) 1001 x 110 (ii) 111 x 101 (or) 12. Design a digital system that adds and subtracts two binary fixed point numbers in sign 2’s complement form. 13. (a) Describe the major difference between a bipolar integrated circuit and an MOS integrated circuit. (7) (b) What are the advantages of ECL over other IC technologies? (5) (or) 14. (a) Does CMOS or TTL perform better in a high-noise environment? Why? (7) (b) Explain why an open TTL input acts as a HIGH. (5) 15. (a) Implements a full adder circuit with a decoder and two OR gates. (8) (b) Explain how a PLA differs from a ROM. (4) (or) 16. Explain the working of following circuits: (a) MUX (b) DEMUX (c) Encoder/ Decoder. 17. Design a counter using T flip-flop for binary counting sequence: 0, 1, 3, 7, 6, 4 and repeat. (or) 18. Design BCD to decimal decoder. 19. (a) Write down the output specifications of sequential circuit.(8) (b) Describe about stable and unstable states of sequential circuit. (4) (or) 20. Write short notes on: (a) Application of sequential circuits (b) Race free assignment. (c) Hazards.
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