555 Timer

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This is a common 555 timer/oscillator from TI. A classic for all of those first year circuits projects where you need to blink an LED, generate tone, and thousands of other great b eginning projects. [Google around](http://www.google.com/#hl=en&q=555+timer+circuits&aq=f&oq=&aqi=g10&fp=-JGT4tlCrJA) for a huge list of resources and example projects. **Features:** * 4.5V to 16V supply * 8-pin DIP package * Timing from microseconds to hours * Astable or monostable operation * Adjustable duty cycle * TTL compatible output * Sink or source up to 200mA **Documents:** * [Datasheet](https://cdn.sparkfun.com/assets/8/3/b/7/1/DS-16473-555_Timer.pdf) Show more