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74VHCT138 Datasheet(PDF) 3 Page - STMicroelectronics

Part No. 74VHCT138
Description  3 TO 8 LINE DECODER INVERTING
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Valu e
Uni t
VCC
Supply Voltage
4.5 to 5.5
V
VI
Input Voltage
0 to 5.5
V
VO
Output Voltage (see note 1)
0 to 5.5
V
VO
Output Voltage (see note 2)
0 to VCC
V
Top
Operating Temperature
-40 to +85
oC
dt/dv
Input Rise and Fall Time (see note 3) (VCC =5.0
± 0.5V)
0 to 20
ns/V
1) VCC=0
2) High or Low State
3)VIN from0.8V to 2 V
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Val ue
Unit
VCC
Supply Voltage
-0.5 to +7.0
V
VI
DC Input Voltage
-0.5 to +7.0
V
VO
DC Output Voltage (see note 1)
-0.5 to +7.0
V
VO
DC Output 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
± 50
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) VCC=0
2) High or Low State
DC SPECIFICATIONS
Symb ol
Parameter
T est Cond ition s
Val ue
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
Typ .
Max.
Min .
Max.
VIH
High Level Input
Voltage
4.5 to 5.5
2
2
V
VIL
Low Level Input
Voltage
4.5 to 5.5
0.8
0.8
V
VOH
High Level Output
Voltage
4.5
IO=-50
µA
4.4
4.5
4.4
V
4.5
IO=-8 mA
3.94
3.8
VOL
Low Level Output
Voltage
4.5
IO=50
µA
0.0
0.1
0.1
V
4.5
IO=8 mA
0.36
0.44
II
Input Leakage Current
0 to 5.5
VI = 5.5V or GND
±0.1
±1.0
µA
ICC
Quiescent Supply
Current
5.5
VI =VCC or GND
4
40
µA
∆ICC
Additional Worst Case
Supply Current
5.5
One Input at 3.4V,
other input at VCC or
GND
1.35
1.5
mA
IOPD
Output Leakage
Current
0VOUT = 5.5V
0.5
5.0
µA
74VHCT138A
3/8




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