Here goes the list of our selected posts covering the **Digital Electronics** syllabus for the students of electronics engineering and other related streams/branches.

Students of Engineering & Technology streams are finding these posts very useful to prepare for semester examinations and competitive examinations like GATE (**Graduate Aptitude Test in Engineering**). Professor Saraswati Saha is the author/co-author of the majority of these posts. See detailed author details after the list of articles on this page.

## **Digital Electronics** – Class Notes, Tutorials, Articles

#### IC Pin diagram & Wiring Diagram

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#### IC Packaging | Integrated Circuit Packaging

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#### Integrated Circuit – Nomenclature, Part numbers

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#### Difference between combinational and sequential circuits

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#### Synchronous counter design for irregular sequence

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#### Lockout condition in Counter with design to avoid it

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#### Drawing the output waveform for the OR gate & a given pulsed input waveforms

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#### Four-input OR gate using two-input OR gates – How?

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#### OR Gate – definition, symbol, & Truth table

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#### Truth Table of a logic system

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#### Positive and Negative Logic in digital systems

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#### Exclusive-NOR

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#### Exclusive-OR

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#### DeMorgan’s theorems of Boolean algebra

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#### Boolean algebra theorems | boolean theorems (rules)

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#### Binary System & Binary counting

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#### Decimal System with examples

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#### Boolean function implementation using multiplexer

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#### Design steps of 4-bit asynchronous up counter using J-K flip-flop

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#### Design steps of 4-bit (MOD-16) synchronous up counter using J-K flip-flop

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#### Latches and flip-flops & their difference

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#### Flip-flop Types, Logic symbols, Truth Table & Applications – study notes

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#### Clocked S-R flip-flop & Clocked D Flip-Flop

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#### MOD-6 (Modulus-6) ripple counter – study & revision notes

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#### Propagation Delay in Ripple Counters: Study notes & Numerical problem

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#### Asynchronous inputs of the flip-flop – Preset & Clear

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#### Race Around Condition in J-K Flip-Flop

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#### Asynchronous modulus counter

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#### Asynchronous Decade Counters, method of partial decoding & glitch

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#### Modulus-M (MOD-M) asynchronous counter – Study and revision notes

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#### J-K flip-flop – operation, truth table, excitation table

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#### Numerical problems on asynchronous counter & synchronous counter

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#### Flip-Flop Sequential Circuit

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#### Binary Counter Sequential Circuit

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#### Asynchronous Up counter for Positive & Negative edge-triggered flip-flops

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#### A 3-Bit Asynchronous Binary Counter in UP counting mode | Up Counter

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#### Logic diagram, operation, & timing diagram of a 2-bit Synchronous Binary Counter using J-K flip-flops

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#### How to design a Synchronous counter – step by step guide

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#### Synchronous Counter – Study & Revision Notes

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#### Asynchronous Counter – study & revision notes

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**Author of this post**

This post is co-authored by *Professor Saraswati Saha*, who is an assistant professor at RCCIIT, a renowned degree engineering college in India. Professor Saha teaches subjects related to digital electronics & microprocessors.