Digital Electronics

Digital Electronics is a free engineering handbook covering important course topics, detailed notes, diagrams, equations, formulas and study materials. Download this digital book and reference guide for ITI, Diploma, BE, BTech and engineering degree courses.

Learn digital logic design, number systems, Boolean algebra, logic gates, K-Maps, multiplexers, adders, latches and flip-flops. Useful for quick revision, university exams, GATE, ESE/IES, PSU preparation, interviews and projects.

RELATED ENGINEERING BRANCHES
Electronics and Communication Engineering (ECE), Electrical and Electronics Engineering (EEE), Electrical Engineering, Electronics Engineering, Instrumentation and Control Engineering, Computer Science Engineering (CSE) and Computer Engineering.

ALL 90 TOPICS COVERED

NUMBER SYSTEMS & CODES
1. Decimal System
2. Binary System
3. Representing Binary Quantities
4. Octal and Hexadecimal System
5. Binary-to-Decimal and Decimal-to-Binary Conversion
6. Binary-to-Octal and Octal-to-Binary Conversion
7. Hexadecimal-to-Decimal and Decimal-to-Hexadecimal Conversion
8. Binary-to-Hexadecimal and Hexadecimal-to-Binary Conversion
9. Floating-Point Numbers
10. Binary Codes
11. Non-Weighted Codes
12. Binary-to-Gray Code Conversion
13. Gray-to-Binary Code Conversion
14. Gray Code Applications
15. Alphanumeric Codes: ASCII
16. EBCDIC Code
17. Seven-Segment Display Code
18. Error-Detecting Codes
19. Error-Correcting Codes

BOOLEAN ALGEBRA & LOGIC GATES
20. Boolean Switching Algebras
21. Boolean Algebra Theorems
22. Minterms and Maxterms
23. Sum of Products (SOP) and Product of Sums (POS)
24. AND Logic Gate
25. OR Logic Gate
26. NOT Logic Gate
27. NAND Logic Gate
28. NOR Logic Gate
29. XNOR Logic Gate
30. Universal Gates
31. Realization of Logic Functions Using NAND Gates
32. Realization of Logic Gates Using NAND Gates
33. Realization of Logic Functions Using NOR Gates
34. Realization of Logic Gates Using NOR Gates
35. Tri-State Logic Gates
36. AND-OR-INVERT Gates
37. Schmitt Gates

KARNAUGH MAPS & MINIMIZATION
38. Karnaugh Maps (K-Maps)
39. Minimization Techniques
40. 2-Variable K-Map
41. Grouping/Circling K-Maps
42. Examples of 2-Variable K-Map Groups
43. 3-Variable K-Map
44. Example of 3-Variable K-Map
45. 4-Variable K-Map
46. Example of 4-Variable K-Map
47. 5-Variable K-Map
48. Quine-McCluskey Minimization
49. Quine-McCluskey Method: Example

MULTIPLEXERS, DEMULTIPLEXERS & DECODERS
50. Multiplexer
51. 2×1 Multiplexer
52. Design of a 2:1 MUX
53. 4:1 MUX
54. 8-to-1 Multiplexer from Smaller MUX
55. 16-to-1 Multiplexer from 4:1 MUX
56. Demultiplexers
57. Mechanical Equivalent of a Demultiplexer
58. 1-to-4 Demultiplexer
59. Boolean Functions Using MUX and DEMUX
60. 3-Variable Function Using 4-to-1 MUX
61. 2-to-4 Decoder Using DEMUX

ARITHMETIC CIRCUITS & ENCODERS
62. Arithmetic Circuits: Adders
63. Full Adder
64. Full Adder Using AND-OR
65. n-Bit Ripple Carry Adder
66. 4-Bit Ripple Carry Adder
67. Carry Look-Ahead Adder
68. BCD Adder
69. 2-Digit BCD Adder
70. Subtractor
71. Full Subtractor
72. Parallel Binary Subtractor
73. Serial Binary Subtractor
74. Comparators
75. Encoders
76. Decimal-to-Binary Encoder
77. Priority Encoder

SEQUENTIAL LOGIC & FLIP-FLOPS
78. Introduction to Sequential Circuits
79. Concept of Sequential Logic
80. Input Enable Signals
81. RS Latch
82. RS Latch with Clock
83. Setup and Hold Time
84. D Latch
85. JK Latch
86. T Latch
87. R-S Flip-Flop with Active-LOW Inputs
88. R-S Flip-Flop with Active-HIGH Inputs
89. R-S Flip-Flop Using NOR Gates
90. Clocked R-S Flip-Flop

Study with clear chapter-wise notes, a comfortable reading layout and mobile-optimized diagrams. Use Digital Electronics as a course companion for exam preparation, assignments and quick reference.