LOGIC_CONTROL

Published:2009/7/2 0:32:00 Author:May | From:SeekIC

External circuit modification shown for 555 timer makes initial pulse more nearly equal to subsequent pulses and makes circuit deliver low output when power is applied. Optional diode ensures 50% duty cycle.-K. D. Dighe, Rearranged Components Cut 555's Initial-Pulse Errors, EDN Magazine, Jan. 5, 1978, p 82 and 84.



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