參數(shù)資料
型號(hào): 74F251ASJX
英文描述: 8-Input Digital Multiplexer
中文描述: 8聲道,數(shù)字復(fù)接器
文件頁(yè)數(shù): 4/7頁(yè)
文件大?。?/td> 76K
代理商: 74F251ASJX
www.fairchildsemi.com
4
7
AC Electrical Characteristics
Symbol
Parameter
T
A
=
+
25
°
C
V
CC
=
5.0V
C
L
=
50 pF
Typ
4.5
4.2
5.0
T
A
=
55
°
C to
+
125
°
C
V
CC
=
5.0V
C
L
=
50 pF
Min
2.0
1.5
3.5
T
A
=
0
°
C to
+
70
°
C
V
CC
=
5.0V
C
L
=
50 pF
Min
2.0
2.0
3.5
Units
Min
2.5
2.0
4.0
Max
5.5
5.5
9.5
Max
7.0
7.0
11.5
Max
6.0
6.0
10.5
t
PLH
t
PHL
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Propagation Delay
I
n
to Z
n
Propagation Delay
ns
ns
S to Z
n
Output Enable Time
2.5
2.0
2.5
6.5
5.9
5.5
7.0
6.0
7.0
2.5
2.0
2.5
9.0
8.0
9.0
2.5
2.0
2.5
8.0
7.0
8.0
ns
Output Disable Time
2.0
2.0
4.3
4.5
6.0
6.0
2.0
2.0
7.0
8.5
2.0
2.0
7.0
7.0
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