O'Reilly logo

Winn L. Rosch Hardware Bible, Sixth Edition by Winn L. Rosch

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Electrical Function

In the macroscopic world in which we live, switches operate positively without hesitation or doubt. Switch on a light, and it comes on like, well, a light. In the realm of microelectronics, however, switches are not so certain in their first steps toward changing state. As a switch makes contact, it hesitates, letting tiny currents flow and then halting them; then letting more flow. These initial jitters are called switch bounce, and they result from a number of causes. The contact materials of most switches are far from perfect. They may become coated with oxidation or other impurities, and they often don't mesh together perfectly. The contacts touch, bounce, cut through the crud, and finally mate firmly together. In the ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required