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DIGITAL TECHNIQUES
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4331701
Code: 4331701
Credits: 4
Semester 3
IC
Digital Techniques
Get the full GTU study material for this subject: official syllabus, textbook links (Gujarati-medium books included where available), and previous year question papers.
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Follow on Instagram for UpdatesDigital Techniques Syllabus — Unit-wise Content
The official GTU curriculum for Digital Techniques (subject code 4331701) as prescribed for IC · Semester 3 divides the course into 5 units, covering 25 listed topics. This curriculum applies from the Aug-2022 intake. 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 (4331701)Unit 1 Number Systems 1a List types of numbers systems. 1.1 Number systems: Binary, Octal, Decimal and Hexadecimal 1b Represent numbers (with in...
- 1.2. Conversion of numbers
- 1.2.1. Binary, octal & hexadecimal numbers to Decimal number.
- 1.2.2. Decimal number to binary number.
- 1.2.3. Octal & Hexadecimal number to binary number. 1d Perform arithmetic operations on binary numbers.
- 1.3. Binary arithmetic Operation: addition, subtraction, multiplication and division
Unit 2 Logic Gates and Boolean Algebra 2a Represent signals in logic 0 and logic 1 in positive logic system.
- 2.1. Two state logical operation: 2b Represent signals in logic 0 and logic 1 in positive logic system. 2c State tri-state operation. 2.2 Tristate logic operation 2d Draw the symbol and equivalent electrical circuits of given gates.
- 2.3. Logic Gates: : AND,OR, NOT,NAND, NOR,EX-OR & EX-NOR Gates: Symbols, Boolean expression, Equivalent electrical circuits and truth table of each gates 2e Explain functionality of any gate with the help of its truth table. 2f Implement all the other gates with the help of universal gate. Digital Techniques Course Code: 4331701 Unit Major Learning Outcomes (‘Course Outcomes’ in Cognitive Domain according to NBA terminology) Topics and Sub-topics 2g State and verify De Morgan’s First and Second theorem.
- 2.4. De Morgan's theorems 2h List Boolean expressions for Properties of Boolean Algebra.
- 2.5. Laws, theorems and postulates of Boolean algebra 2i Obtain dual expressions of the above listed Boolean expressions. 2j Realize above listed Boolean expressions using logic gates.
Unit 3 Design of Combin ational Circuits 3a Define combinational Logic circuits 3.1 Combinational circuits: definition 3b Simplify given express...
- 3.2. Boolean expressions types: Sum of Products(SOP), Product of Sums(POS) 3c Simplify given expression using Boolean algebra and represent POS using logic gates 3d Simplify given expression using Karnaugh map and represent SOP or POS using logic gates
- 3.3. Karnaugh map method(up to 4 variables) for simplification of Boolean expression including don’t care cases
Unit 4 Digital Arithme tic 4a Obtain 1’s and 2’s complement of given binary number.
- 4.1. 1’s and 2’s complements of binary number. 4b Perform binary subtraction using 1’s & 2’s complement.
- 4.2. Binary subtraction using 1’s and 2’s complement method 4c Explain given circuits using Logic gates and truth table.
- 4.3. Arithmetic Circuits: 1 bit Half adder, 1 bit full adder, 1 bit half and full subtractor, 4 bit parallel adder, 4 bit subtractor using 2’s complement circuit, 4d Explain given circuits using Logic gates and truth table.
- 4.4. Decoder: 2 to 4 & 3 to 8
- 4.5. Encoder: 4 to 2 & 8 to 3
- 4.6. Multiplexer: 4 to 1
- 4.7. Demultiplexer: 1 to 4 4e List types of codes 4.8 Types of codes: Weighted binary code: Normal, BCD(8421), 2421 non weighted: Excess-3, Gray code 4f Convert binary code to non-weighted code 4g Convert non weighted code to binary code 4h Explain given circuits using Logic gates and truth table.
- 4.9. Code Converters: 4 bit Binary to gray and gray to binary code converters 4i Explain given circuits using Logic gates and truth table.
- 4.10. Parity bit Generators and Checker circuits.
Unit 5 Sequent ial 5a Define terms related to sequential logic circuits.
- 5.1. Digital clock signal, duty cycle, synchronous and asynchronous circuit operation, Edge and Level Digital Techniques Course Code: 4331701 Unit Major Learning Outcomes (‘Course Outcomes’ in Cognitive Domain according to NBA terminology) Topics and Sub-topics Circuits triggered operation. 5b Draw block diagram of sequential circuit
- 5.2. Sequential Circuits: introduction 5c Compare combinational & sequential circuits 5d Explain given flip-flop using logic gate & truth table
- 5.3. Flip-Flops: S-R, J-K, T and D 5e Explain given counter using timing & circuit diagram.
- 5.4. Counters: 4 bit asynchronous, 4 bit synchronous 5f Explain given shift register using timing & circuit diagram.
- 5.5. Shift Registers: 4 bit serial in-serial out, serial in-parallel out & parallel in –serial out Note: The UOs need to be formulated at the ‘Application Level’ and above of Revised Bloom’s Taxonomy’ to accelerate the attainment of the COs and the competency.
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