74LVX541 查看數據表（PDF） - STMicroelectronics

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74LVX541

LOW VOLTAGE CMOS OCTAL BUS BUFFER (3-STATE NON INV.) WITH 5V TOLERANT INPUTS

STMicroelectronics 

74LVX541

INPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION

PIN No

1, 19

2, 3, 4, 5, 6,

7, 8, 9

18, 17, 16,

15, 14, 13,

12, 11

10

20

SYMBOL

G1, G2

A1 to A8

NAME AND FUNCTION

Output Enable Inputs

Data Inputs

Y1 to Y8 Data Outputs

GND

VCC

Ground (0V)

Positive Supply Voltage

TRUTH TABLE

G1

H

X

L

L

X : Don’t Care

Z : High Impedance

INPUT

G2

X

H

L

L

OUTPUT

An

Yn

X

Z

X

Z

H

H

L

L

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

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

± 50

mA

Tstg Storage Temperature

-65 to +150

°C

TL

Lead Temperature (10 sec)

300

°C

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is

not implied

RECOMMENDED OPERATING CONDITIONS

Symbol

Parameter

VCC Supply Voltage (note 1)

VI

Input Voltage

VO

Output Voltage

Top

Operating Temperature

dt/dv Input Rise and Fall Time (note 2) (VCC = 3V)

1) Truth Table guaranteed: 1.2V to 3.6V

2) VIN from 0.8V to 2.0V

Value

2 to 3.6

0 to 5.5

0 to VCC

-55 to 125

0 to 100

Unit

V

V

V

°C

ns/V

2/9

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