74VHC138T datasheet(3/8 Pages) STMICROELECTRONICS

부품명	74VHC138T

상세설명	3 TO 8 LINE DECODER INVERTING

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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

-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.

RECOMMENDED OPERATING CONDITIONS

Symbol

Parameter

Valu e

Uni t

VCC

Supply Voltage

2.0 to 5.5

V

VI

Input Voltage

0 to 5.5

V

VO

Output Voltage

0 to VCC

V

Top

Operating Temperature

-40 to +85

oC

dt/dv

Input Rise and Fall Time (see note 1) (VCC =3.3

± 0.3V)

(V CC =5.0

± 0.5V)

0 to 100

0to 20

ns/V

1) VIN from 30% to70%of VCC

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

2.0

1.5

V

3.0 to 5.5

0.7VCC

VIL

Low Level Input

Voltage

2.0

0.5

V

3.0 to 5.5

0.3VCC

VOH

High Level Output

Voltage

2.0

IO=-50

µA

1.9

2.0

1.9

V

3.0

IO=-50

µA

2.9

3.0

2.9

4.5

IO=-50

µA

4.4

4.5

4.4

3.0

IO=-4 mA

2.58

2.48

4.5

IO=-8 mA

3.94

3.8

VOL

Low Level Output

Voltage

2.0

IO=50

µA

0.0

0.1

V

3.0

IO=50

µA

0.0

0.1

4.5

IO=50

µA

0.0

0.1

3.0

IO=4 mA

0.36

0.44

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

74VHC138

3/8

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