December 1990

7

Philips Semiconductors

Product specification

Octal D-type flip-flop; positive edge-trigger;

3-state

74HC/HCT574

AC WAVEFORMS

Fig.6

Waveforms showing the clock input (CP)

propagation delays, the output transition

times and the maximum clock pulse

frequency.

Fig.7

Waveforms showing the 3-state enable and

disable times.

Fig.8

Waveforms showing the data set-up and

The shaded areas indicate when the input is permitted

to change for predictable output performance.

PACKAGE OUTLINES

See