Скачать или смотреть Lec-13 : Encoder, Decoder, Adders & Subtractors | Digital Logic GATE |

Welcome to Lecture 13 of the Digital Logic for GATE 2025 series!
In this power-packed session, we cover some of the most fundamental and highly scoring topics in Digital Electronics — Encoder, Decoder, Half Adder, Full Adder, Half Subtractor, and Full Subtractor.

These topics are frequently asked in GATE, PSUs, and University Exams, and mastering them will significantly boost your confidence in solving Combinational Circuit questions.

🔥 What’s Covered in This Lecture:
📌 Encoder
What is an Encoder?
Basic Encoder vs Priority Encoder
Truth table, logic diagram & working
Applications of encoders in digital systems

📌 Decoder
What is a Decoder?
2-to-4, 3-to-8 Decoder structure
Decoder implementation of Boolean expressions
Real-life usage in memory addressing

📌 Half Adder & Full Adder
Binary addition using logic gates
Sum and Carry logic for Half & Full Adder
Circuit diagrams and Boolean expressions
GATE questions based on adder logic

📌 Half Subtractor & Full Subtractor
Binary subtraction logic
Difference and Borrow circuits
Truth tables and logic expressions
Solving previous year GATE questions

✅ Why You Should Watch This Video:
✔️ Clear and beginner-friendly explanation of fundamental digital components
✔️ Fully aligned with the GATE 2025 CSE/ECE syllabus
✔️ Concept + GATE PYQ + Practice Questions = Complete Package
✔️ Includes visual diagrams and logic gate

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