555 Timer

via SparkFun
$2.16
SKU SF-COM-16473

We can get 490 units into Australia from SparkFun. If you order today, we can dispatch this stock between Jan 04, 2026 - Jan 06, 2026.

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 beginning projects. Google around for a huge list of resources and example projects.