74V2G126 데이터 시트보기 (PDF) - STMicroelectronics

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74V2G126

DUAL BUS BUFFER (3-STATE)

STMicroelectronics 

74V2G126

INPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION

PIN No

1, 7

2, 5

3, 6

4

8

SYMBOL

1G, 2G

1A, 2A

2Y, 1Y

GND

VCC

NAME AND FUNCTION

Output Enable Inputs

Data Inputs

Data Outputs

Ground (0V)

Positive Supply Voltage

TRUTH TABLE

A

G

Y

X

L

Z

L

H

L

H

H

H

X: "H" or "L"

Z: High Impedance

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 (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

°C

TL

Lead Temperature (10 sec)

260

°C

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

not implied.

1) VCC=0V or nG=VCC(Output in High Impedance state)

2) High or Low State

RECOMMENDED OPERATING CONDITIONS

Symbol

Parameter

VCC Supply Voltage

VI

Input Voltage

VO

Output Voltage (see note 1)

VO

Output Voltage (see note 2)

Top

Operating Temperature

dt/dv

Input Rise and Fall Time (note 3) (VCC = 3.3 ± 0.3V)

(VCC = 5.0 ± 0.5V)

1) VCC=0V or nG=VCC (Output in High Impedance state)

2) High or Low State

3) VIN from 30% to 70% of VCC

Value

2 to 5.5

0 to 5.5

0 to 5.5

0 to VCC

-55 to 125

0 to 100

0 to 20

Unit

V

V

V

V

°C

ns/V

ns/V

2/9

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