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Teardown and Die Shots of the Venerable 555 Timer #555

penny

trans-mirror-labeled

If you’ve played around with electronic circuits, you probably know[1] the 555 timer integrated circuit, said to be the world’s best-selling integrated circuit with billions sold. Designed by analog IC wizard Hans Camenzind[2] in 1970, the 555 has been called one of the greatest chips of all time with whole books devoted to 555 timer circuits.

I’d add, not just billions, but billions annually!

Read more.


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