参数资料
型号: HD74LS165AP-E
元件分类: 计数移位寄存器
英文描述: LS SERIES, 8-BIT RIGHT PARALLEL IN SERIAL OUT SHIFT REGISTER, COMPLEMENTARY OUTPUT, PDIP16
封装: 6.30 X 19.20 MM, 2.54 MM PITCH, PLASTIC, DIP-16
文件页数: 4/8页
文件大小: 186K
代理商: HD74LS165AP-E
HD74LS165A
Rev.3.00, Jul.15.2005, page 4 of 7
Testing Method
Test Circuit
4.5V
QH
Load circuit 1
VCC
RL
CL
Input
P.G.
Zout = 50
See
Testing
Table
Serial Input
Shift/Load
A
B
C
D
F
G
H
Clock
Inhibit
E
QH
Same as Load Circuit 1.
Output
Notes:
1.
CL includes probe and jig capacitance.
2.
All diodes are 1S2074(H).
Waveforms 1
Shift/
Load
Serial
Input
Clock
Inhibit
1.3V
tsu
0V
3V
Notes:
A. The eight data inputs and the clock-inhibit input are low. Results are monitored at output QH at
Tn + 7.
B. The input pulse generators have the following characteristics: PRR < 1 MHz,
duty cycle < 50%, Zout
≈ 50 , t
TLH
≤ 15 ns, t
THL
≤ 6 ns.
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