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Out of Stock? We've received a lot of emails asking about out of stock items, and sad to say, but CI is downsizing to a much smaller product offering. All of our guides, schematics and blog entries will stay available forever. Our new project is VMeter--a USB MIDI Controller Touch Strip & Display.

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555 Timer IC

555 Timer IC

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Availability: Out of stock

$0.99

Quick Overview

One of oldest and most versatile chips out there, this simple timer can control timing (square waves, pulse extenders, missing pulse detectors, ad infinitum...) from hours to microseconds.