555 I.C, what we can use it. what it made?

[karim102]

Hi ,
I want to know what is the 555 I.C, what we can use it. what it made?

Thanks
I appreciate it

 

[ranger]

Here you go

http://www.uoguelph.ca/~antoon/gadgets/555/555.html
http://en.wikipedia.org/wiki/555_timer
http://www.williamson-labs.com/555-tutorial.htm

I use a 555 timer to generate clock pluses to control my flip flops.

 

[karim102]

Ranger,
It is so nice thanks a lot.
I appreciate it