Mg university B.tech syllabus S5 Electrical & Electronics
Module 1
Number Systems and Codes: Arithmetic using signed and unsigned numbers-
Floating point representation- Normalized floating point representation-Gray
Codes, ASCII and EBCDIC code.
Logic gates: Elements of Boolean algebra- Logic operations- AND, OR, NOT,
NAND, NOR, XOR gates- De Morgan’s Theorem- Realisation of combinational
circuits using SOP and POS forms - K-map up to 4 variables- Half adder, full
adder circuits. Half subtraction and Full subtraction circuits.
Module 2
Logic Families: DTL, TTL and CMOS families- comparison of characteristics- TTL
NAND gate internal circuit- TTL characteristics- sinking and sourcing- fan-in and
fan-out – CMOS characteristics – CMOS NAND and NOR gates.
Decoders: BCD to decimal, BCD to 7 Segment decoders- Encoders- Multiplexer-
Demultiplexer.
Module 3
Sequential Circuits: JK Flip-flops- SR JK, T and D flip-flops- buffers- Tri-state
buffers- racing- JK master-slave FF. Truth table and excitation table- conversion
of flip-flops from one type to another.
Asynchronous counters: Ripple counter- disadvantages-Decoding errorsmaximum
frequency of the counter – modulo N ripple counter using CLEAR and
PRESET inputs. Asynchronous UP- DOWN counters.
Module 4
Synchronous Counters: Methods to improve counter speed- synchronous serial
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and parallel counters – synchronous counter design – modulo N counter design for
completely specific count sequence – lockout, design without lockout –
Synchronous UP/DOWN counters. Counter IC 7490.
Module 5
Shift Registers: SISO, PIPO, PISO, PIPO types – Universal shift registers.
Counters using Shift Registers: Ring counter – twisted ring counter- Design for
self starting ring counter.
References
1. Digital Principles and Applications: Malvino & Leach, TMH
2. Digital Fundamentals: Thomas L. Floyd
3. Digital Integrated Electronics: Taub & Schilling, McGraw Hill Intl.
4. Digital Electronics and Microcomputers: R.K. Gaur, Dhanpat Rai & sons
5. Engineering Approach to Digital Design: Fletcher – EEE Edition
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