M74HC697 Datasheet - ST Microelectronics

M74HC697, HC697/699 U/D 4 BIT BINARY COUNTER/REGISTER

M54/74HC696/697 M54/74HC698/699 HC696/698 U/D DECADE COUNTER/REGISTER (3-STATE) HC697/699 U/D 4 BIT BINARY COUNTER/REGISTER (3-STATE) *.
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Features

* enable P and enable T and a ripple-carry output for easy expansion. the register/counter select input, R/C, selects the counter when low or the register when high for the three state outputs, QA, QB, Qc and QD. Both the counter clock CCK and register clock RCK are positive-edge triggered. The counte

M74HC697_STMicroelectronics.pdf