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Continue to Chathttps://www.e-komponent.com/555-type-timer-oscillator-single-ic-21mhz-8-pdip - 555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-PDIP
https://www.e-komponent.com/555-type-timer-oscillator-single-ic-21mhz-8-pdip - 555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-PDIP