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Category Archives: Digital Electronics & Logic Design

A telephone keypad is designed using a PLD(Programmable Logic Device). The keypad is wired in a matrix form with a switch at the intersection of… Read More
A number is a way to represent arithmetic value, count or measure of a particular quantity. A number system can be considered as a mathematical… Read More
Core concepts of Signed Binary Numbers  And Explanation of Ranges of Different Datatypes. If I would ask what is the value of (1000 0000)2 in decimal… Read More
An array multiplier is a digital combinational circuit used for multiplying two binary numbers by employing an array of full adders and half adders. This… Read More
We are all familiar with the Touch Screens. The simple easy to use input interface for users to input their choices as per the options… Read More
Subtraction of two binary numbers can be accomplished by adding 2’s complement of the subtrahend to the minuend and disregarding the final carry if any.… Read More
We all know how a switch or a push button works, you simply press it to toggle its state. In electronics, switches are used to… Read More
A Logic gate is an elementary building block of any digital circuits. It takes one or two inputs and produces output based on those inputs.… Read More
One of the very significant and useful concepts in simplifying the output expression using K-Map is the concept of “Don’t Care”. The “Don’t Care” conditions… Read More
Decoder: This Decoder is a combinational logic circuit and its purpose is to decode the data given to it. It is made of n number… Read More
In Digital Circuits, A Binary Adder-Subtractor is one which is capable of both addition and subtraction of binary numbers in one circuit itself. The operation… Read More
A Combinational Circuit consist of logic gates whose outputs at any instant of time are determined directly from the present combination of inputs without regard… Read More
Prerequisite – Canonical and Standard Form In the below articles, we will see some varieties of problems with three variables. Statement-1: Counting the number of… Read More
EPROM (Erasable Programmable Read Only Memory) is also the type of ROM is read and written optically. To write associate EPROM, its storage cells should… Read More
New variants of SDRAM are DDR1, DDR2, and DDR3. Both random access memory DDR and SDRM are memory integrated circuits which are used in computers. … Read More

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