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Easy methods to Calculate 555 Timer Frequency and Period « Adafruit Industries – Makers, hackers, artists, designers and engineers!


Ah, the 555 chip. Probably the most helpful and common ICs in electronics historical past. Invented in 1971, and launched in 72, it stays a go-to resolution for a myriad of timer, delay, pulse, and oscillation functions.

On this Digi-Key video, they cowl the steps required for calculating the required resistor and capacitor values wanted to attain the frequency and sign length that you simply’re after in your challenge.

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