SN74HC14 Square Wave Generator uses SN74HC76 JK Flip-Flop on proto board.Fig. 1 Circuit on proto board.


SN74HC14 Square Wave Generator uses SN7476 JK Flip-Flop

by Lewis Loflin

Make sure to use a SN74C14 or SN74HC14.

For information on the SN74HC14 square wave generator see Simple Schmitt Trigger SN74HC14 Square Wave Generator

The following drawings refer to the YouTube video.

SN7414 oscillator with SN7476 JK flip-flop circuit diagram.Fig. 2 SN74HC14 oscillator with SN7476 JK flip-flop circuit diagram.


SN7476 pin connections. Note two complete JK flip-flops.Fig. 3 SN74HC76 pin connections. Note two complete JK flip-flops.


Differences between SN74LS76A and SN7476 JK flip-flops.Fig. 4 Differences between SN7476 and SN74LS76 JK flip-flops. One is positive edge triggered, the other negative edge triggered respectively. Note the truth tables.


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