參數(shù)資料
型號: HD74AC
廠商: Hitachi,Ltd.
英文描述: HD74AC Series Common Information
中文描述: HD74AC系列通用信息
文件頁數(shù): 22/52頁
文件大小: 220K
代理商: HD74AC
Definition of Specifications
21
Table 4 DC Characteristics for HD74ACT Family Devices
Ta = +25
°
C
Ta = –40 to +85
°
C
Parameter
Symbol V
CC
(V) Typ
V
IH
4.5
5.5
Guaranteed Limit
Unit
Condition
Minimum High
1.5
2.0
2.0
V
V
OUT
= 0.1V or
V
CC
–0.1V
Level Input
Voltage
1.5
2.0
2.0
Maximum Low
V
IL
4.5
1.5
0.8
0.8
V
V
OUT
= 0.1 V or
V
CC
–0.1V
Level Input
Voltage
5.5
1.5
0.8
0.8
Maximum High
V
OH
4.5
4.49
4.4
4.4
V
I
OUT
= –50
μ
A
Level
5.5
5.49
5.4
5.4
Output Voltage
4.5
3.94 3.80
V
V
IN
= V
IL
or V
IH
I
OH
–24 mA
*
1
–24 mA
5.5
4.94 4.80
Maximum Low
V
OL
4.5
0.001
0.1
0.1
V
I
OUT
= 50
μ
A
Level Output
5.5
0.001
0.1
0.1
Voltage
4.5
0.32 0.37
V
V
IN
= V
IL
or V
IH
I
OL
24 mA
*
1
24 mA
5.5
0.32 0.37
Maximum
Input Current
I
IN
5.5
±
0.1
±
1.0
μ
A
V
I
= V
CC
, GND
Maximum 3-
State Current
I
OZ
5.5
±
0.5
±
5.0
μ
A
V
I
= V
IL
, V
V
O
= V
CC
, GND
V
I
= V
CC
– 2.1V
Maximum
I
CC
/Input Current
Minimum
Dynamic Output
Current *
2
I
CCT
5.5
0.6
1.5
mA
I
OLD
5.5
86
mA
V
OLD
= 1.1 V
I
OHD
5.5
–75
mA
V
OHD
= 3.85 V
Notes: 1. All outputs loaded; thresholds on input associated with output under test.
2. Maximum test duration 2.0 ms, one output loaded at a time.
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