參數(shù)資料
型號(hào): HD74AC138
廠商: Hitachi,Ltd.
英文描述: 1-of-8 Decoder/Demultiplexer
中文描述: 1 - 8解碼器/解復(fù)用器
文件頁數(shù): 5/11頁
文件大?。?/td> 66K
代理商: HD74AC138
HD74AC138/HD74ACT138
5
DC Characteristics
(unless otherwise specified)
Item
Symbol
Max
Unit
Condition
Maximum quiescent supply current
I
CC
80
μ
A
V
= V
or ground, V
CC
= 5.5 V,
Ta = Worst case
Maximum quiescent supply current
I
CC
8.0
μ
A
V
= V
CC
or ground, V
CC
= 5.5 V,
Ta = 25
°
C
Maximum I
CC
/input (HD74ACT138)
I
CCT
1.5
mA
V
= V
– 2.1 V, V
CC
= 5.5 V
Ta = Worst case
AC Characteristics: HD74AC138
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
1
or
E
2
to
O
n
Propagation delay
E
1
or
E
2
to
O
n
Propagation delay
E
3
to
O
n
Propagation delay
E
3
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
8.5
13.0
1.0
15.0
ns
5.0
1.0
6.5
9.5
1.0
10.5
t
PHL
3.3
1.0
8.0
12.5
1.0
14.0
ns
5.0
1.0
6.0
9.0
1.0
10.5
t
PLH
3.3
1.0
11.0
15.0
1.0
16.0
ns
5.0
1.0
8.0
11.0
1.0
12.0
t
PHL
3.3
1.0
9.5
13.5
1.0
15.0
ns
5.0
1.0
7.0
9.5
1.0
10.5
t
PLH
3.3
1.0
11.0
15.5
1.0
16.5
ns
5.0
1.0
8.0
11.0
1.0
12.5
t
PHL
3.3
1.0
8.5
13.0
1.0
14.0
ns
5.0
1.0
6.0
8.0
1.0
9.5
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