BOUNCELESS_ISOLATOR

Published:2009/6/29 3:48:00 Author:May | From:SeekIC

Integrating filter C1-R2 eliminates effects of contact bounce that may be superimposed on digital input signal feeding optoisolator. Photodiode in optoisolator drives Schmitt trigger that makes output to TEL circuits change state when LED is turned on by input signaL—C. E. Mitchell, Optical Coupler and Level Shifter, EDN|EEE Magazine, Feb.1, 1972, p 55.



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