high speed cmos logic dual 4 -stage binary counter.
* Fully Static Operation
* Buffered Inputs
* Common Reset
* Negative-Edge Clocking
* Typical fMAX = 60 MHz at VCC = 5V, CL = 15pF, TA = 25oC
* Fan.
The Harris CD74HC393 and CD74HCT393 are 4-stage ripple-carry binary counters. Al counter stages are masterslave flip-flops. The state of the stage advances one count on the negative transition of each clock pulse; a high voltage level on the MR line re.
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