HD74LS164RP 查看數據表（PDF） - Renesas Electronics
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HD74LS164RP Datasheet PDF : 11 Pages
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HD74LS164
Testing Method
Test Circuit
4.5V
P.G.
Zout = 50Ω
Input
P.G.
Zout = 50Ω
Input
VCC Output
RL Load circuit 1
QA
CK
CL
A
B
Output
QB
Same as Load Circuit 1.
Output
QC
Same as Load Circuit 1.
Output
QD
Same as Load Circuit 1.
Output
QH
CLR GND
Same as Load Circuit 1.
Notes: 1. CL includes probe and jig capacitance.
2. All diodes are 1S2074(H).
Testing Table
Item
ƒmax
tPLH
tPHL
From
input to
output
Clear→Q
CK→Q
CLR
4.5V
IN
4.5V
Inputs
CK
A
IN
IN
IN
IN
IN
IN
B
4.5V
4.5V
4.5V
QA
OUT
OUT
OUT
QB
OUT
OUT
OUT
QC
OUT
OUT
OUT
Outputs
QD
QE
OUT
OUT
OUT
OUT
OUT
OUT
QF
OUT
OUT
OUT
QG
OUT
OUT
OUT
QH
OUT
OUT
OUT
Rev.2.00, Feb.18.2005, page 5 of 8
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