74ALVC125_2

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 02 — 10 January 2008

3 of 13

NXP Semiconductors

74ALVC125

Quad buffer/line driver; 3-state

5.2 Pin description

6.

Functional description

[1]

H = HIGH voltage level

L = LOW voltage level

X= don’t care

Z = high-impedance OFF-state

7.

Limiting values

[1]

The minimum input voltage ratings may be exceeded if the input current ratings are observed.

[2]

[3]

For SO14 packages: above 70

°C derate linearly with 8 mW/K.

For TSSOP14 packages: above 60

°C derate linearly with 5.5 mW/K.

For DHVQFN20 packages: above 60

°C derate linearly with 4.5 mW/K.

Table 2.

Pin description

Symbol

Pin

Description

nA

2, 5, 9, 12

data input

nY

3, 6, 8, 11

bus output

nOE

1, 4, 10, 13

output enable (active LOW)

14

supply voltage

GND

7

ground (0 V)

Table 3.

Function table[1]

Input

Output

nOE

nA

nY

LLL

LH

H

HX

Z

Table 4.

Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).

Symbol

Parameter

Conditions

Min

Max

Unit

supply voltage

−0.5

+4.6

V

input clamping current

−50

-

mA

input voltage

[1]

−0.5

+4.6

V

output clamping current

-

±50

mA

output voltage

output HIGH or LOW state

[1][2]

−0.5

V

output 3-state

−0.5

+4.6

V

[2]

−0.5

+4.6

V

output current

-

±50

mA

supply current

-

100

mA

ground current

−100

-

mA

storage temperature

−65

+150

°C

total power dissipation

[3] -

500

mW