ANALOG AND DIGITAL ELECTRONICS (18CS33)

ANALOG AND DIGITAL ELECTRONICS 

Subject Code:18CS33 CIE Marks:40
SEE Marks:60
Number of Contact Hours/Week:3:0:0 Total Number of Contact Hours:40 Exam Hours:3 Hrs
CREDITS –3

Course Learning Objectives: This course (18CS33) will enable students to:

• Explain the use of photoelectronics devices, 555 timer IC, Regulator ICs and uA741 opamap IC
• Make use of simplifying techniques in the design of combinational circuits.
• Illustrate combinational and sequential digital circuits
• Demonstrate the use of flipflops and apply for registers
• Design and test counters, Analog-to-Digital and Digital-to-Analog conversion techqniues.

Module 1

Optoelectronic Devices: Photodiodes, Phototransistors, Light Emitting Diodes, Liquid Crystal Displays, and Optocouplers.
Wave Shaping Circuits: Integrated Circuit Multivibrators
Linear Power Supplies: Linear IC Voltage, Regulated Power Suppy Parameters Operational Amplifier Application Circuits: Inverting Amplifier, Non-inverting amplifier, Voltage Follower, Summing Amplifier, Difference Amplifier, Averagor, Integrator, Differentiator, Peak Detector, Absolute Value Circuit, Comparotor, Instrumentation Amplifier, Relaxation Oscillator, Current-to-Voltage and Voltage-to-Current Converter

Textbook 1: Chapter7 – 7.4, 7.5, 7.10, 7.11, 7.14; Chapter13 – 13.10; Chapter14 – 14.6, 14.7;
Chapter17 – 17.1, 17.2, 17.3, 17.4, 17.5, 17.6, 17.7, 17.8, 17.12, 17.13, 17.14, 17.17, 17.19, 17.20, 17.21

Module 2

Combinational Logic Circuits: Sum-of-Products Method, Truth Table to Karnaugh Map, Pairs Quads, and Octets, Karnaugh Simplifications, Don’t-care Conditions, Product-of-sums Method, Product-of-sums simplifications, Simplification by Quine-McClusky Method
Introduction to HDL, HDL Implementation Models.

Text book 2: Chapter2 – 2.5; Chapter3 – 3.2 to 3.9, 3.11.

Module 3

Data-Processing Circuits: Multiplexers, Demultiplexers, 1-of-16 Decoder, BCD to Decimal Decoders, Seven Segment Decoders, Encoders, Exclusive-OR Gates, Parity Generators and Checkers, Magnitude Comparator, Programmable Array Logic, Programmable Logic Arrays, HDL Implementation of Data Processing Circuits.

Text book 2: Chapter4 – 4.1 to 4.9, 4.11, 4.12, 4.14.

Module 4

Flip- Flops: RS Flip-Flops, Gated Flip-Flops, Edge-triggered RS FLIP-FLOP, Edge-triggered D FLIP-FLOPs, Edge-triggered JK FLIP-FLOPs, FLIP-FLOP Timing, JK Master-slave FLIP-FLOP, HDL Implementation of FLIP-FLOP.
Registers: Types of Registers, Serial In - Serial Out, Serial In - Parallel out, Parallel In -Serial Out, Parallel In - Parallel Out, Universal Shift Register, Applications of Shift Registers.

Text book 2: Chapter8 – 8.1 to 8.7, 8.12; Chapter9: 9.1 to 9.6

Module 5

Counters: Asynchronous Counters, Decoding Gates, Synchronous Counters, Changing the Counter Modulus, Decade Counters, Counter Design using HDL.
D/A Conversion and A/D Conversion: Variable, Resistor Networks, Binary Ladders, D/A Converters, D/A Accuracy and Resolution, A/D Converter-Simultaneous Conversion, A/D Converter-Counter Method, Continuous A/D Conversion

Text book 2:- Chapter10 – 10.1 to 10.5, 10.9; Ch 12: 12.1 to 12.7

Course Outcomes: The student will be able to :

• Design and analyze application analog circuits using photodevices, timer IC, power supply and regulator IC and opamp.
• Simplify digital circuits using Karnaugh Map , POS and Quine-McClusky Methods
• Explain Gates and flipflops and make us in designing different data processing circuits, registers and counters and compare the types.
• Develop simple HDL programs
• Explain the basic principles of A/D and D/A conversion circuits and develop the same.

Question Paper Pattern:

• The question paper will have ten questions.
 • Each full Question consisting of 20 marks
• There will be 2 full questions (with a maximum of four sub questions) from each module.
• Each full question will have sub questions covering all the topics under a module.
• The students will have to answer 5 full questions, selecting one full question from each module.

Question Bank:

Textbooks:

1. Anil K Maini, Varsha Agarwal, Electronic Devices and Circuits, Wiley, 2012.
2. Donald P Leach, Albert Paul Malvino & Goutam Saha, Digital Principles and Applications, 8th Edition, Tata McGraw Hill, 2015.

Reference Books:

1. M. Morris Mani, Digital Design, 4th Edition, Pearson Prentice Hall, 2008.
2. David A. Bell, Electronic Devices and Circuits, 5th Edition, Oxford University Press, 2008