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參數(shù)資料
| 型號(hào)： | HD74LVC125 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Quad. Bus Buffer Gates with 3-state Outputs(三態(tài)輸出的四總線緩沖門) |
| 中文描述： | 四?？偩€緩沖器蓋茨三態(tài)輸出（三態(tài)輸出的四總線緩沖門） |
| 文件頁(yè)數(shù)： | 5/7頁(yè) |
| 文件大?。?/td> | 42K |
| 代理商： | HD74LVC125 |
HD74LVC125
5
Switching Characteristics
Ta = –40 to 85
°
C
Min
Typ
Item
Symbol V
CC
(V)
t
PLH
t
PHL
Max Unit
From (Input) To (Output)
Propagation delay time
2.7
—
5.0
7.0
ns
A
Y
3.3
±
0.3
5.0
±
0.5
2.7
1.5
4.0
6.5
ns
—
3.0
5.0
ns
Output enable time
t
ZH
t
ZL
—
5.5
8.0
ns
C
Y
3.3
±
0.3
5.0
±
0.5
2.7
1.5
4.0
7.0
ns
—
3.0
5.5
ns
Output disable time
t
HZ
t
LZ
—
3.5
6.5
ns
C
Y
3.3
±
0.3
5.0
±
0.5
2.7
1.5
3.0
5.5
ns
—
2.5
4.5
ns
Input capacitance
C
IN
C
O
—
3.0
—
pF
Output capacitance
2.7
—
15.0 —
pF
Test Circuit
Pulse Generator
Z = 50
Output
500
C =
50 pF
450
OPEN
See under table
GND
S1
50 Scope
V
CC
Input
S
V
CC
Symbol
S1
t / t
t / t
t / t
PHL
OPEN
GND
6 V
HZ
LZ
OPEN
GND
2
×
Vcc
3.3
±
0.3V
Vcc=5.0
±
0.5V
Note:
1.
C
L
includes probe and jig capacitance.
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