Electronics For Dummies, 3rd Edition
Book image
Explore Book Buy On Amazon

The 555 can behave as an astable multivibrator, or oscillator. By connecting components to the chip in your electronics, you can configure the 555 to produce a continuous series of voltage pulses that automatically alternate between low (0 volts) and high (the positive supply voltage, VCC).

image0.jpg

You can calculate the low and high timing intervals using the formulas that follow:

image1.png
image2.png

About This Article

This article is from the book:

About the book author:

Cathleen Shamieh is an electrical engineer and technical writer with extensive engineering and consulting experience in the fields of medical electronics, speech processing, and telecommunications.

This article can be found in the category: