mc54hc589 Freescale Semiconductor, Inc, mc54hc589 Datasheet - Page 5

• Manufacturer Part Number: mc54hc589
• Description: 8-bit Serial Parallel-input/serial-output Shift Register With 3-state Output
• Manufacturer: Freescale Semiconductor, Inc

High–Speed CMOS Logic Data
DL129 — Rev 6
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
V CC
GND
V CC
GND
3–5
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
MC54/74HC589
t PHL
50%
C L *
MOTOROLA
V CC
GND
V CC
GND
V CC
GND