Optical toggle switch with 4027

Posted on Jul 9, 2012

Using dual flip-flop IC CD4027 employ a 555 based monostable circuit to supply input clock pulses. The circuit described here obviates this requirement. One of the two flip-flops within IC CD4027 itself acts as square wave shaper.

Optical toggle switch with 4027
Click here to download the full size of the above Circuit.

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