# Circuit Simulator - 7-Segment LED Decoder

## Where can I get 7-Segment LED Decoder Circuit Diagram with Explanation?

IndiaBIX provides you lots of fully solved 7-Segment LED Decoder circuit diagram with detailed explanation and working principles.

## How to design a 7-Segment LED Decoder (electronic circuit)?

You can easily design the 7-Segment LED Decoder circuit by practicing the exercises given below. Here you can design and simulate your own electronic circuits with this Online Circuit Designer and Simulator.

### Circuit Description:

This circuit inputs a 4-digit binary number and outputs a decimal digit 0 to 9 using a 7-segment LED display. If a number larger than 9 is input, then the display is blank.

Thanks to Mateusz Baran for contributing this circuit. -- Credits: Mr. Paul Falstad.

 John said: (Feb 23, 2011) Those that take 4 inputs and 3 inputs? How is that possible can a NAND gate take 3 inputs and AND gate 4 inputs?

 Karan Arora said: (Aug 19, 2012) @JOhn : It can be possible and it can be implemented using P-MOS and N-MOS together in a circuit i.e. what is called C-MOS. There we can implement Three Terminal NAND GATE . It is a universal gate which is used commonly so can proceed further.

 Bill Torbitt said: (Sep 13, 2012) What does the top row of gates do? Don't understand.