参数资料
型号: MC74HC597AN
厂商: ON SEMICONDUCTOR
元件分类: 计数移位寄存器
英文描述: HC/UH SERIES, 8-BIT RIGHT PARALLEL IN SERIAL OUT SHIFT REGISTER, TRUE OUTPUT, PDIP16
封装: PLASTIC, DIP-16
文件页数: 9/11页
文件大小: 291K
代理商: MC74HC597AN
MC54/74HC597A
High–Speed CMOS Logic Data
DL129 — Rev 6
7
MOTOROLA
SWITCHING WAVEFORMS
SERIAL SHIFT/
PARALLEL LOAD
QH
50%
tPLH
50%
VCC
GND
tPHL
50%
tw
Figure 4.
* Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 8. Test Circuit
Figure 3.
Figure 7.
50%
RESET
QH
SHIFT CLOCK
tPHL
trec
VCC
GND
SERIAL SHIFT/
PARALLEL LOAD
SHIFT CLOCK
50%
tsu
VCC
GND
VCC
GND
tw
Figure 1. (Serial Shift/Parallel Load = L)
Figure 2. (Serial Shift/Parallel Load = H)
Figure 5.
Figure 6.
LATCH CLOCK
QH
tr
tf
VCC
GND
90%
50%
10%
tPLH
tPHL
tTLH
tTHL
SHIFT CLOCK
QH
VCC
GND
50%
tPLH
tPHL
1/fmax
90%
50%
10%
tw
50%
LATCH CLOCK
VCC
VALID
GND
VCC
GND
tsu
th
50%
PARALLEL DATA
A/H
50%
SHIFT CLOCK
VCC
VALID
GND
VCC
GND
tsu
th
50%
SERIAL DATA
INPUT SA
tw
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