M. A. Shustov



Chip 222 - Alternative 555. PWM Generator With Independent Frequency Control

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The description of the chip 222 - generator with independent adjustment of the frequency and the fill factor of the output pulses is given. The chip has 6 contacts and is able to perform its functions with only three additional RC elements. Examples of possible practical applications of this chip in analog and digital circuitry are given


Chip-timer, PWM signal, PWM generator, pulse width regulation, analog and digital circuitry


Cite this paper

M. A. Shustov. (2021) Chip 222 - alternative 555. PWM generator with independent frequency control. International Journal of Circuits and Electronics, 6, 23-31


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