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零件编号
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HD74LS174 查看數據表(PDF) - Renesas Electronics
零件编号
产品描述 (功能)
生产厂家
HD74LS174
Hex / Quadruple D-type Flip-Flops (with clear)
Renesas Electronics
HD74LS174 Datasheet PDF : 9 Pages
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8
9
HD74LS174 / HD74LS175
Waveform
CLR
CK
t
THL
1.3V
t
w (CLR)
t
TLH
1.3V
t
TLH
t
THL
t
su (CLR)
t
w (CK)
t
w (CK)
90% 90%
10% 10%
1.3V 1.3V
t
su
t
h
1.3V 1.3V
t
su
t
h
D
1.3V
1.3V
1.3V
t
PHL
t
PLH
t
PHL
Q
1.3V
1.3V
1.3V
t
PLH
t
PHL
t
PLH
Q
(HD74LS175 only)
1.3V
1.3V
1.3V
Note: Input pulse; t
TLH
≤
15 ns, t
THL
≤
6 ns, PRR = 1 MHz, and: for
ƒ
max
, t
TLH
= t
THL
≤
2.5 ns.
3V
0V
3V
0V
3V
0V
V
OH
V
OL
V
OH
V
OL
Rev.3.00, Jul.15.2005, page 6 of 8
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