參數(shù)資料
型號: HD74AC139
廠商: Hitachi,Ltd.
英文描述: Dual 1-of-4 Decoder/Demultiplexer(雙1線-4線譯碼器/多路分解器)
中文描述: 雙1 - 4解碼器/多路解復用器(雙1線-4線譯碼器/多路分解器)
文件頁數(shù): 5/10頁
文件大?。?/td> 61K
代理商: HD74AC139
HD74AC139/HD74ACT139
5
AC Characteristics: HD74AC139
Ta = +25
°
C
C
L
= 50 pF
Min
Ta = –40
°
C to +85
°
C
C
L
= 50 pF
Min
Item
Symbol
V
CC
(V)*
1
3.3
Typ
Max
Max
Unit
Propagation delay
A
n
to
O
n
Propagation delay
A
n
to
O
n
Propagation delay
E
n
to
O
n
Propagation delay
E
n
to
O
n
Note:
1. Voltage Range 3.3 is 3.3 V
±
0.3 V
Voltage Range 5.0 is 5.0 V
±
0.5 V
t
PLH
1.0
8.0
11.5
1.0
13.0
ns
5.0
1.0
6.5
8.5
1.0
9.5
t
PHL
3.3
1.0
7.0
10.0
1.0
11.0
ns
5.0
1.0
5.5
7.5
1.0
8.5
t
PLH
3.3
1.0
9.5
12.0
1.0
13.0
ns
5.0
1.0
7.0
8.5
1.0
10.0
t
PHL
3.3
1.0
8.0
10.0
1.0
11.0
ns
5.0
1.0
6.0
7.5
1.0
8.5
AC Characteristics: HD74ACT139
Ta = +25
°
C
C
L
= 50 pF
Min
Ta = –40
°
C to +85
°
C
C
L
= 50 pF
Min
Item
Symbol
V
CC
(V)*
1
5.0
Typ
Max
Max
Unit
Propagation delay
A
n
to
O
n
Propagation delay
A
n
to
n
Propagation delay
E
n
to
O
n
Propagation delay
E
n
to
O
n
Note:
1. Voltage Range 5.0 is 5.0 V
±
0.5 V
t
PLH
1.0
6.0
8.5
1.0
9.5
ns
t
PHL
5.0
1.0
6.0
9.5
1.0
10.5
ns
t
PLH
5.0
1.0
7.0
10.0
1.0
11.0
ns
t
PHL
5.0
1.0
7.0
9.5
1.0
10.5
ns
Capacitance
Item
Symbol
Typ
Unit
Condition
Input capacitance
C
IN
C
PD
4.5
pF
V
CC
= 5.5 V
V
CC
= 5.0 V
Power dissipation capacitance
40.0
pF
相關PDF資料
PDF描述
HD74ACT139 Dual 1-of-4 Decoder/Demultiplexer(雙1線-4線譯碼器/多路分解器)
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