SN74LS244N データシートの表示（PDF） - Motorola => Freescale

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SN74LS244N

OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS

Motorola => Freescale 

SN54/74LS240 • SN54/74LS241 • SN54/74LS244

SN54 / 74LS240

INPUTS

1G, 2G

D

OUTPUT

L

L

H

L

H

L

H

X

(Z)

TRUTH TABLES

SN54 / 74LS244

INPUTS

1G, 2G

D

OUTPUT

L

L

L

L

H

H

H

X

(Z)

INPUTS

1G

D

L

L

L

H

H

X

H = HIGH Voltage Level

L = LOW Voltage Level

X = Immaterial

Z = HIGH Impedance

SN54 / 74LS241

OUTPUT

INPUTS

2G

D

L

H

L

H

H

H

(Z)

L

X

OUTPUT

L

H

(Z)

GUARANTEED OPERATING RANGES

Symbol

Parameter

VCC

Supply Voltage

TA

Operating Ambient Temperature Range

IOH

Output Current — High

IOL

Output Current — Low

Min

Typ

Max

Unit

54

4.5

5.0

5.5

V

74

4.75

5.0

5.25

54

– 55

25

125

°C

74

0

25

70

54, 74

– 3.0

mA

54

– 12

mA

74

– 15

54

12

mA

74

24

FAST AND LS TTL DATA

5-388

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