74393 Overview
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;.
74393 Key Features
- Fully Static Operation
- Buffered Inputs
- mon Reset
- Negative-Edge Clocking
- Typical fMAX = 60 MHz at VCC = 5V, CL = 15pF, TA = 25oC
- Fanout (Over Temperature Range)
- Standard Outputs
- 10 LSTTL Loads
- Bus Driver Outputs
- 15 LSTTL Loads