HD74HC589 Datasheet, PDF (7/9 Pages) Hitachi Semiconductor – 8-bit Serial of Parallel-input/Serial-output Shift Register(with 3-state outputs)

HD74HC589
5.
A to H
Latch
Clock
Data Valid
50%
tsu
th
50%
6.
V_CC
SA
0V
Data Valid
50%
t_su
50%
th
V_CC
0V
VCC
Shift
VCC
Clock
50%
0V
0V
7.
Serial Shift /
VCC
Parallel Load
50%
50%
0V
t_su
th
Shift
VCC
Clock
50%
0V
Notes : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, t_r ≤ 6 ns, t_f ≤ 6 ns
2. The output are measured one at a time with one transition per measurement.
Rev.2.00 Mar 30, 2006 page 7 of 8