Digital Electronics
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Digital Electronics Syllabus — Unit-wise Content
The official GTU curriculum for Digital Electronics (subject code 2140910) as prescribed for EEE · Semester 4 divides the course into 7 units, covering 37 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 (2140910)Unit 1 Number Systems
- octal, and hexa-decimal number systems
- binary arithmetic
- Number base conversion
- Complements Codes: Binary code
- excess-3 code
- gray code
- error detection and correction codes
Unit 2 Logic families
- Positive logic and Negative Logic, AND, OR, NOT, NAND, NOR, X-OR GATE
- INHIBIT CIRCUIT
- Significance and type like TTL, CMOS
- interface with different logic families
- application relevant information
- electrical characteristics
Unit 3 Boolean Algebra
- Logic Operators
- Postulates and theorems
- properties –Product of Sums and Sum of Products– Karnaugh Map method – Two, three
- five variable K-maps
- Converting Boolean expressions to Logic and Vice versa
- NAND and NOR implementation – Don’t-Care conditions – The tabulation method
Unit 4 Combinational Logic Circuit
- Half and full Adder – Half and full Subtracter – Binary parallel adder – BCD Adder
- Decimal adder – Magnitude comparator – Encoders & Decoders – Multiplexers–De-multiplexer
Unit 5 Flip Flops and Sequential Logic and Circuits
- Basic difference between Combinational logic and Sequential logic – Flip-Flops like S-R
- J-K, D, Master Slave– Triggering of (level and Edge) flip-flops –Asynchronous and Synchronous Inputs –Excitation tables for flip-flops Ripple and Synchronous counters – Registers – Shift registers –Pulse Generation
Unit 6 Memory
- Role of Memory in Computer Systems– Types and Terminology– Organization and operation
- Reading & Writing
- PROMs – Semiconductor RAM, Flash Memory
Unit 7 D/A and A/D Converters
- Digital to Analog Converters D/A converter Specifications
- Types of D/A converters
- Mode of Operation
- BCD- Input D/A converter
- Integrated Circuit D/A Converters
- D/A converter Applications
- A/D Converter Specifications
- A/D Converter Technology
- Types of A/D converters
- Integrated Circuit A/D Converters
- A/D converter Applications
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