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DIGITAL ELECTRONICS &
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4340904
Code: 4340904
Credits: 4
Semester 4
EC
Digital Electronics & Digital Instruments
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Digital Electronics & Digital Instruments Syllabus — Unit-wise Content
The official GTU curriculum for Digital Electronics & Digital Instruments (subject code 4340904) as prescribed for EC · Semester 4 divides the course into 6 units, covering 75 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (4340904)Unit 1 Number Systems
- 1.2. Number Systems:
- 1.2.1. Decimal Number System Digital Electronics & Digital Instruments Course Code: 4340904 Unit Major Learning Outcomes Topics and Sub-topics arithmetical operations.
- 1.2.2. Binary Number System
- 1.2.3. Octal Number System
- 1.2.3. Hexadecimal Number System.
- 1.3. Conversion of Number from one Number system to Another Including decimal points.
- 1.4. Arithmetic operations with binary numbers:
- 1.4.1. Binary Addition
- 1.4.2. Binary Subtraction
- 1.4.3. Binary Multiplication
- 1.4.4. Binary Division with Examples.
- 1.5. 1’s and 2’s Complement of Binary numbers.
- 1.6. Binary subtraction using 1’s and 2’s Complement method.
- 1.7. Concepts of Digital codes, BCD, Gray Code,Excess-3 Code and Alphanumeric Codes.
Unit 2 Logic Gates And Logic Families
- 2.1. Concept of Positive Logic and negative Logic Levels.
- 2.2. Definition, symbols and truth tables of NOT, AND, OR, NAND,NOR,EX- OR and EX-NOR Gates.
- 2.3. NAND and NOR as Universal gates.
- 2.4. Various scales of Integration: SSI, MSI, LSI, VLSI and ULSI.
- 2.5. Classification of logic families.
- 2.6. Characteristics of Digital ICs : Logic Voltage level, Fan in, Fan out, Noise margin, Propagation Delay, Power Dissipation, Figure of Merit with reference to logic families.
- 2.7. Introduction to Resistor Transistor Logic and Diode Transistor Logic.
- 2.8. Basic logic gates using NMOS, PMOS and CMOS. Digital Electronics & Digital Instruments Course Code: 4340904 Unit Major Learning Outcomes Topics and Sub-topics
Unit 3 Boolean Algebra and Combination al circuits.
- 8. decoder and BCD to Seven segment decoder
- 3.1. Laws of Boolean algebra.
- 3.2. Demorgan’s theorems.
- 3.3. Simplification of given Boolean equation.
- 3.4. Converting Boolean expressions to logic circuits and vice versa.
- 3.5. Converting Boolean expression to truth tables and vice versa.
- 3.6. Block diagram of combinational circuits.
- 3.7. Adders: Definition and Types.
- 3.8. Half Adder: Block diagram, Logic diagram, truth table and working.
- 3.9. Full Adder: Block diagram, Logic Diagram ,truth table and it’s working.
- 3.10. Types of subtractors.
- 3.11. Half Subtractor: Block diagram, Logic diagram, truth table and working
- 3.12. Full Subtractor: Block diagram, truth table and working.
- 3.13. Multiplexers: Definition, block diagram.
- 3.13.1. Classification of Multiplexer.
- 3.13.2. Basic 2:1 Multiplexer.
- 3.13.5. Applications of MUX.
- 3.14. Demultiplexers: Block diagram.
- 3.14.1. Classification of Demultiplexer.
- 3.14.2. Basic 1:2 Demultiplexer.
- 3.15.1. Octal to Binary Encoder,
- 3.15.2. Decimal to BCD Encoder
- 3.16.1. 3-Line-to-8-Line Decoder,
- 3.16.2. BCD-to-Seven Segment Decoders. Digital Electronics & Digital Instruments Course Code: 4340904 Unit Major Learning Outcomes Topics and Sub-topics
Unit 4 Sequential
- 4.2. Comparison of Sequential Circuits with Combinational circuits
- 4.3. Concept of level and edge triggering.
- 4.4. Types of Flip-flop.
- 4.5. R-S flip-flop and clocked R-S flip-flop: Block diagram, truth table, logic diagram using NAND gates and working.
- 4.6. D flip-flop: Block diagram, truth table, logic diagram and working.
- 4.7. JK flip-flop: Block diagram, truth table, logic diagram using NAND gates and working
- 4.8. Master slave JK flip flop with preset and clear input: block diagram only, truth table and working.
- 4.9. Applications of Flip-flops.
- 4.10. Shift Register: 4-bit Shift Register: Serial-In, Serial-Out Shift Register, Serial-In,Parallel-Out ShiftRegister, Parallel-In,Serial-Out ShiftRegister, Parallel-In, Parallel-Out Shift Register using D flip flops.
- 4.11. Applications of Shift Registers.
- 4.12. Counters: Classification of Counters, Comparison between Asynchronous and Synchronous counters.
- 4.13. Four-bit Decade counter : Block diagram using JK flip-flops, truth table, timing diagram and working.
Unit 5 A to D And D to A Converters
- 5.1. Necessity of A to D and D to A converters..
- 5.2. D to A converter specifications: Resolution, accuracy, settling time.
- 5.3. Digital to Analog conversion:
- 5.3.1. Weighted Resistor Network type
- 5.3.2. Binary Ladder Network type
- 5.4. Analog to Digital conversion: Digital Electronics & Digital Instruments Course Code: 4340904 Unit Major Learning Outcomes Topics and Sub-topics various types of D to A converters & necessity of D to A converters.
- 5.4.1. Successive approximation type
- 5.4.2. Counter OR Staircase type
- 5.5. Applications of A to D and D to A Converters.
Unit 6 Digital Instruments
- 6.1. Comparison of digital instrument with analog instrument.
- 6.2. Basic building blocks of digital instruments.
- 6.3. Types of Digital Voltmeter.
- 6.4. Ramp Type Digital Voltmeter.
- 6.5. Digital Multimeter.
- 6.6. Digital frequency Meter.
- 6.7. Digital watt meter
- 6.8. Digital energy meter .
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