# Purchase Complete Switching Theory and Logic Design Course For Just ₹2000 ~~3000~~

**UNIT-1:**REVIEW OF NUMBER SYSTEMS & CODES,BOOLEAN THEOREMS AND LOGIC OPERATIONS

Representation of numbers of different radix, conversation from one radix to another radix, r-1's compliments and r's compliments of signed members.Gray code ,4 bit codes; BCD, Excess-3, 2421, 84-2-1 code etc. Error detection & correction codes: parity checking, even parity, odd parity, Hamming code.

Boolean theorems, principle of complementation & duality, De-morgan theorems.Logic operations ; Basic logic operations -NOT, OR, AND, Universal Logic operations, EX-OR, EXNOR operations.Standard SOP and POS Forms, NAND-NAND and NOR-NOR realizations, Realization of three level logic circuits. Study the pin diagram and obtain truth table for the following relevant ICs 7400,7402,7404,7408,7432,7486.

**UNIT-2:**MINIMIZATION TECHNIQUES,COMBINATIONAL LOGIC CIRCUITS DESIGN

MINIMIZATION TECHNIQUES:
Minimization and realization of switching functions usingBoolean theorems, K-Map (up to 6
variables)and tabular method(Quine-mccluskey method) with only four variables and single
function.
COMBINATIONAL LOGIC CIRCUITS DESIGN:
Design of Half adder, full adder, half subtractor, full subtractor, applications of full adders; 4-bit
adder-subtractor circuit, BCD adder circuit, Excess 3 adder circuit and carry look-a-head adder
circuit, Design code converts using Karnaugh method and draw the complete circuit diagrams.

**UNIT-3:**COMBINATIONAL LOGIC CIRCUITS DESIGN USING MSI &LSI,INTRODUCTION OF PLDâ€™s

COMBINATIONAL LOGIC CIRCUITS DESIGN USING MSI &LSI :
Design of encoder ,decoder, multiplexer and de-multiplexers, Implementation of higher order
circuits using lower order circuits . Realization of Boolean functions using decoders and
multiplexers.Design of Priority encoder, 4-bit digital comparator and seven segment decoder. .
Study the relevant ICs pin diagrams and their functions 7442,7447,7485,74154.
INTRODUCTION OF PLD's :
PLDs:PROM, PAL, PLA -Basics structures, realization of Boolean functions, Programming
table.

**UNIT-4:**SEQUENTIAL CIRCUITS I

Classification of sequential circuits (synchronous and asynchronous) , operation of NAND &
NOR Latches and flip-flops; truth tables and excitation tables of RS flip-flop, JK flip-flop, T
flip-flop, D flip-flop with reset and clear terminals. Conversion from one flip-flop toanother flipflop. Design of 5ripple counters, design of synchronous counters, Johnson counter, ring counter.
Design of registers - Buffer register, control buffer register, shift register, bi-directional shift
register, universal shift, register.
Study the following relevant ICs and their relevant functions 7474,7475,7476,7490,7493,74121.

**UNIT-5:**SEQUENTIAL CIRCUITS II

Finite state machine; state diagrams, state tables, reduction of state tables.Analysis of clocked
sequential circuits Mealy to Moore conversion and vice-versa.Realization of sequence
generator,Design of Clocked Sequential Circuit to detect the given sequence (with overlapping
or withoutoverlapping).