Digital Electronics (DE) - Detailed Syllabus

Number Systems and Codes:- Binary, Decimal , Octal, Hexadecimal and their interconversions,
Codes:- BCD, Excess-3, Gray code etc.
Digital electronic signals and switches: - Concept on digital signal, logic levels, Active
high, Active low signals, Switching Characteristic of Semiconductor diode,
Transistor.
Logic Gates: - AND, OR, NOT, NOR, NAND, EX-OR, EX-NOR operations and their
truth table. Boolean algebra and reduction techniques: - K-Maps and Quine ?
McClusky.
Arithmetic Operations: - Binary Addition, Subtraction, Multiplication, Division. 2?s
Complement Subtraction. Circuits: - Half- Adder, Full Adder, Half Subtracter, Full
Subtracter, 2-bit by 2-bit Multiplier , Various Code convertors.
Multiplexers (MUX):- Working of MUX, Implementation of expression using MUX.
Demultiplexers (DEMUX):- Implementation of expression using DEMUX, Decoder.
FLIP FLOP s :- Concept of Sequential circuit, S-R, J-K , Preset & Clear, Master ?
Slave J?K D , T Flip Flops their truth tables and excitation tables, Conversion from
one type to another type of Flip Flop. Registers. Logic families and their
characteristics :- Characteristic of Digital ICs