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.