參數(shù)資料
型號： HD74LV139A
廠商： Hitachi,Ltd.
英文描述： Dual 2-to-4 line Decoder / Demultiplexers
中文描述： 雙路2至4線解碼器/解復(fù)用器
文件頁數(shù)： 6/12頁
文件大?。?/td> 59K
代理商： HD74LV139A
HD74LV139A
6
Switching Characteristics
V
CC
= 2.5
±
0.2 V
Ta = 25
°
C
Ta = –40 to 85
°
C
Item
Symbol
Min
Typ
Max
Min
Max
Unit
Test Conditions
FROM
(Input)
TO
(Output)
Propa-
gation
delay
time
t
PLH
/t
PHL
—
7.7
17.6
1.0
21.0
ns
C
L
= 15 pF
A or B
Y
—
10.2
22.5
1.0
26.5
C
L
= 50 pF
—
7.4
15.8
1.0
19.0
C
L
= 15 pF
G
—
9.9
20.2
1.0
24.0
C
L
= 50 pF
V
CC
= 3.3
±
0.3 V
Ta = 25
°
C
Ta = –40 to 85
°
C
Item
Symbol
Min
Typ
Max
Min
Max
Unit
Test Conditions
FROM
(Input)
TO
(Output)
Propa-
gation
delay
time
t
PLH
/t
PHL
—
5.3
11.0
1.0
13.0
ns
C
L
= 15 pF
A or B
Y
—
7.3
14.5
1.0
16.5
C
L
= 50 pF
—
5.1
9.2
1.0
11.0
C
L
= 15 pF
G
—
7.0
12.7
1.0
14.5
C
L
= 50 pF
V
CC
= 5.0
±
0.5 V
Ta = 25
°
C
Ta = –40 to 85
°
C
Item
Symbol
Min
Typ
Max
Min
Max
Unit
Test Conditions
FROM
(Input)
TO
(Output)
Propa-
gation
delay
time
t
PLH
/t
PHL
—
3.7
7.2
1.0
8.5
ns
C
L
= 15 pF
A or B
Y
—
5.2
9.2
1.0
10.5
C
L
= 50 pF
—
3.5
6.3
1.0
7.5
C
L
= 15 pF
G
—
4.9
8.3
1.0
9.5
C
L
= 50 pF
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