74VHCT245AT 查看數據表（PDF） - STMicroelectronics
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74VHCT245AT Datasheet PDF : 9 Pages
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74VHCT245A
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VCC Supply Voltage
-0.5 to +7.0
V
VI
DC Input Voltage (DIR, G)
-0.5 to +7.0
V
VI/O DC Bus I/O Voltage (see note 1)
-0.5 to +7.0
V
VI/O DC Bus I/O Voltage (see note 2)
-0.5 to VCC + 0.5
V
IIK
DC Input Diode Current
- 20
mA
IOK DC Output Diode Current
± 20
mA
IO
DC Output Current
± 25
mA
ICC or IGND DC VCC or Ground Current
± 75
mA
Tstg Storage Temperature
-65 to +150
oC
TL
Lead Temperature (10 sec)
300
oC
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.
1) Output in OffState
2) High or Low State. IO absolute maximum rating must be observed.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
VCC Supply Voltage
VI
Input Voltage (DIR, G)
VI/O Bus I/O Voltage (see note 1)
VI/O Bus I/O Voltage (see note 2)
Top Operating Temperature
dt/dv Input Rise and Fall Time (see note 3) (VCC = 5.0 ± 0.5V)
1) Output in OffState
2) High or Low State. IO absolute maximum rating must be observed.
3) VIN from 0.8 to 2V
Valu e
4.5 to 5.5
0 to 5.5
0 to 5.5
0 to VCC
-40 to +85
0 to 20
Unit
V
V
V
V
oC
ns/V
3/9
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