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SYLLABUS

Unit-1

Digital Systems and Binary Numbers: Digital Systems, Binary Numbers, Number base conversions, Octal, Hexadecimal and other base numbers, complements, signed binary numbers, binary codes, binary storage and registers, binary logic. Boolean algebra and logic gates: Basic theorems and properties of Boolean algebra, Boolean functions, Canonical and standard forms, Digital Logic Gates.

Unit-2

Gate–Level Minimization: The Map Method, Four-Variable K-Map, sum of products, product of sums simplification, Don’t care conditions, Simplification by Quine- McClusky Method, NAND and NOR implementation and other two level implementations, Exclusive-OR function.

Unit-3

COMBINATIONAL LOGIC: Combinational Circuits, Analysis of Combinational Circuits, Design Procedure, Binary Adder-Subtractor, Decimal Adder, Binary Multiplier, Magnitude Comparator, Decoders, Encoders, Multiplexers and Demultiplexers.

Unit-4

Synchronous Sequential Circuits: Latches, Flip-flops, analysis of clocked sequential circuits, Register and Counters: Registers, Shift registers, Ripple counters, Synchronous counters and other counters.

Unit-5

Memory and Programmable Logic: Random-Access memory, Memory decoding, ROM, Programmable Logic Array, Programmable Array Logic, Sequential programmable devices. Digital Integrated Circuits: RTL and DTL Circuits, Transistor-Transistor Logic (TTL), Emitter-Coupled Logic (ECL), MOS, CMOS Logic, Comparisons of Logic Families