CD74HC393E

Dual 4-stage binary counters, operating from a 2V to 6V supply, feature negative edge triggering and UP counting. These high-speed CMOS logic devices offer a maximum operating frequency of 20MHz at nominal supply voltage. With a propagation delay of 430ns, they are housed in a 14-terminal, R-PDIP-T14 package, suitable for military temperature grades from -55°C to 125°C.