IN74LS138D データシートの表示（PDF） - Integral Corp.

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IN74LS138D

3-to-8-Line Decoder/Demultiplexer

Integral Corp. 

IN74LS138

MAXIMUM RATINGS*

Symbol

Parameter

Value

Unit

VCC

VIN

VOUT

Tstg

Supply Voltage

Input Voltage

Output Voltage

Storage Temperature Range

7.0

V

7.0

V

5.5

V

-65 to +150

°C

*Maximum Ratings are those values beyond which damage to the device may occur.

Functional operation should be restricted to the Recommended Operating Conditions.

RECOMMENDED OPERATING CONDITIONS

Symbol

Parameter

VCC

Supply Voltage

VIH

High Level Input Voltage

VIL

Low Level Input Voltage

IOH

High Level Output Current

IOL

Low Level Output Current

TA

Ambient Temperature Range

Min Max Unit

4.75 5.25

V

2.0

V

0.8

V

-0.4 mA

8.0 mA

0

+70

°C

DC ELECTRICAL CHARACTERISTICS over full operating conditions

Symbol

VIK

VOH

VOL

Parameter

Input Clamp Voltage

High Level Output Voltage

Low Level Output Voltage

IIH

High Level Input Current

IIL

Low Level Input Current

IO

Output Short Circuit Current

ICC

Supply Current

Test Conditions

VCC = min, IIN = -18 mA

VCC = min, IOH = -0.4 mA

VCC = min, IOL = 4 mA

VCC = min, IOL = 8 mA

VCC = max, VIN = 2.7 V

VCC = max, VIN = 7.0 V

VCC = max, VIN = 0.4 V

VCC = max, VO = 0 V

(Note 1)

VCC = max

Outputs enabled and open

Guaranteed Limit

Min

Max Unit

-1.5

V

2.7

V

0.4

V

0.5

20

µA

0.1

mA

-0.4 mA

-20

-100 mA

10

mA

Note 1: Not more than one output should be shorted at a time, and duration should not exceed one second.

2

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