MC74HC589AD ONSEMI [ON Semiconductor], MC74HC589AD Datasheet - Page 6

• Manufacturer Part Number: MC74HC589AD
• Description: 8-Bit Serial or Parallel-Input/Serial-Output Shift Register with 3-State Output
• Manufacturer: ONSEMI [ON Semiconductor]

PARALLEL LOAD
LATCH CLOCK
SERIAL SHIFT/
LATCH CLOCK
SHIFT CLOCK
OUTPUT
ENABLE
Q H
Q H
Figure 1. (Serial Shift/Parallel Load = L)
Q H
A–H
50%
10%
50%
90%
50%
50%
t r
t w
50%
10%
t PZL
t PZH
90%
t PLH
Figure 3.
Figure 5.
Figure 7.
t TLH
t su
t su
50%
50%
DATA VALID
t PHZ
t PLZ
50%
50%
t PHL
t f
t h
t THL
10%
90%
SWITCHING WAVEFORMS
V CC
GND
HIGH
IMPEDANCE
V OL
V OH
HIGH
IMPEDANCE
V CC
GND
http://onsemi.com
MC74HC589A
V CC
GND
V CC
GND
6
SHIFT CLOCK
SHIFT CLOCK
PARALLEL LOAD
SERIAL SHIFT/
S A
Q H
Figure 2. (Serial Shift/Parallel Load = H)
Q H
*Includes all probe and jig capacitance
50%
50%
t PLH
50%
Figure 8. Test Circuit
DEVICE
UNDER
TEST
t w
t w
t su
50%
t PLH
50%
DATA VALID
Figure 4.
Figure 6.
1/f max
50%
t h
OUTPUT
t PHL
TEST POINT
t PHL
50%
C L *
V CC
GND
V CC
GND
V CC
GND