CD4066 / 74HC4066 Quad Analog Switch CMOS circuits
How to use CD4066 or 74HC4066 CMOS ICs Datasheet, pinout, as high-speed quad analog switches are controlled by an external logic signal. Read more
Digital switch circuits
Digital Electronics Projects using Flip-Flop Switch Circuit
The best learning is Doing it. Imagine you can use your life is better with your own electronic project. And at the same time, you learn digital basics, flip-flop switch circuit. Using CD4027 JK flip-flip. It’s great, right? Let’s get started to see the two circuits. Read more
10 Key Switch Code Combination Lock Circuit
Simple Key code lock switch circuit using IC-4017 digital, uses 10 switch bottom to control output by Relay. No microcontroller so easier and cheaper! Read more
16 keys keyboard encoder circuit using 74C922N
It may be difficult. In the design of the BCD signal generator circuit by pressing a key. Here is how you make a keyboard encoder circuit for 16 keypads. Read more
Three bounceless switch circuit using digital IC
The simple bounceless switch circuit. It is one kind of electronic switches, high quality, and low noise. They are suitable for the digital circuits. Why? Read more