ST490A

2/11

PIN CONFIGURATION

PIN DESCRIPTION

TRUTH TABLE (DRIVER)

X= Don’t Care; Z=High Impedance

TRUTH TABLE (RECEIVER)

?= Irrelevant; Z=High Impedance

ABSOLUTE MAXIMUM RATINGS

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

not implied.

PlN N°

SYMBOL

NAME AND FUNCTION

1

Supply Voltage

2

RO

Receiver Output.

3

DI

Driver Input.

4

GND

Ground

5

Z

Inverting Driver Output

6

Y

Non-inverting Driver Output

7

B

Inverting Receiver Input

8

A

Non-inverting Receiver Input

INPUT

OUTPUTS

DI

Y

Z

LL

H

HH

L

DIFFERENTIAL INPUT

OUTPUT

A-B

RO

≥ -0.2V

H

between -0.2V to 0.2V

?

≤ -0.2V

L

OPEN

H

Symbol

Parameter

Value

Unit

Supply Voltage

7V

Driver Input Voltage

-0.5 to 7

V

Driver Output Voltage

-7.5 to 12.5

V

Receiver Input Voltage

-7.5 to 12.5

V

Receiver Output Voltage

V

ESD

Human Boby Model

3.5

KV