参数资料
型号: 74VHC74
厂商: 意法半导体
英文描述: Dual D-Type Flip Flop with Preset and Clear(带预置和清除的双D触发器)
中文描述: 双D类拖鞋与预置和清除(带预置和清除的双?触发器)
文件页数: 3/11页
文件大小: 88K
代理商: 74VHC74
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CC
V
I
V
O
I
IK
I
OK
I
O
I
CC
orI
GND
DC V
CC
or Ground Current
T
stg
Storage Temperature
T
L
Lead Temperature (10 sec)
AbsoluteMaximumRatings are those values beyond whichdamage to thedevice may occur. Functional operation under these condition isnot implied.
Parameter
Value
-0.5 to +7.0
-0.5 to +7.0
-0.5 to V
CC
+ 0.5
- 20
±
20
±
25
±
50
-65 to +150
300
Unit
V
V
V
mA
mA
mA
mA
o
C
o
C
Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Current
RECOMMENDED OPERATING CONDITIONS
Symbol
V
CC
V
I
V
O
T
op
dt/dv
Parameter
Value
2.0 to 5.5
0 to 5.5
0 to V
CC
-40 to +85
0 to 100
0 to 20
Unit
V
V
V
o
C
ns/V
ns/V
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Rise and Fall Time (see note 1) (V
CC
= 3.3
±
0.3V)
(V
CC
= 5.0
±
0.5V)
1) V
IN
from30% to70%of V
CC
DC SPECIFICATIONS
Symbol
Parameter
Test Conditions
V
CC
(V)
Value
Unit
T
A
= 25
o
C
Min.
Typ.
1.5
0.7V
CC
-40 to 85
o
C
Min.
1.5
0.7V
CC
Max.
Max.
V
IH
High Level Input
Voltage
2.0
V
3.0 to 5.5
2.0
3.0 to 5.5
2.0
3.0
4.5
3.0
4.5
2.0
3.0
4.5
3.0
4.5
0 to 5.5
5.5
V
IL
Low Level Input
Voltage
0.5
0.5
V
0.3V
CC
0.3V
CC
V
OH
High Level Output
Voltage
V
I(*)
=
V
IH
or
V
IL
I
O
=-50
μ
A
I
O
=-50
μ
A
I
O
=-50
μ
A
I
O
=-4 mA
I
O
=-8 mA
I
O
=50
μ
A
I
O
=50
μ
A
I
O
=50
μ
A
I
O
=4 mA
I
O
=8 mA
1.9
2.9
4.4
2.58
3.94
2.0
3.0
4.5
1.9
2.9
4.4
2.48
3.8
V
V
OL
Low Level Output
Voltage
V
I(*)
=
V
IH
or
V
IL
0.0
0.0
0.0
0.1
0.1
0.1
0.36
0.36
±
0.1
2
0.1
0.1
0.1
0.44
0.44
±
1.0
20
V
I
I
Input Leakage Current
Quiescent Supply
Current
(*)Alloutputs loaded.
V
I
= 5.5V or GND
V
I
= V
CC
or GND
μ
A
μ
A
I
CC
74VHC74
3/11
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