SP488A/489ADS/07

SP488A/489A High Speed Quad RS-485/RS-422 Line Receivers

© Copyright 2000 Sipex Corporation

2

ABSOLUTE MAXIMUM RATINGS

These are stress ratings only and functional operation of the device

at these or any other above those indicated in the operation

sections of the specifications below is not implied. Exposure to

absolute maximum rating conditions for extended periods of time

may affect reliability.

V

Input Voltages

Logic ............................................................. –0.5V to (V

Receiver ...............................................................................

±14V

Receiver Output Voltage ................................. –0.5V to (V

Input Currents

Logic ..................................................................................

±25mA

Storage Temperature ............................................ –65

°C to +150°C

Power Dissipation

Plastic DIP ........................................................................ 375mW

(derate 7mW/

°C above +70°C)

Small Outline .................................................................... 375mW

(derate 7mW/

°C above +70°C)

Lead Temperature (soldering, 10 sec) ................................... 300

°C

SPECIFICATIONS

V

PARAMETER

MIN.

TYP.

MAX.

UNIT

CONDITIONS

DC CHARACTERISTICS

Digital Inputs

EN, EN, EN

Voltage

V

IL

0.8

Volts

V

IH

2.0

Volts

Input Current

±2

µA

0V

≤ V

IN

≤ V

CC

RECEIVER INPUTS

Input Resistance

12

kOhm

–7V

≤ V

Differential Input Threshold

-0.2

+0.2

Volts

–7V

≤ V

Input Current (A, B)

V

+1.0

mA

V

-0.8

mA

V

Maximum Data Rate

30

Mbps

RECEIVER OUTPUTS

Output Voltage

V

OH

3.5

V

I

V

OL

0.4

V

I

High Impedance Output Current

+1

µA

EN = O, EN = V

EN

POWER REQUIREMENTS

Supply Voltage

4.75

5.25

Volts

Supply Current

TBD

mA

No load

ENVIRONMENTAL AND MECHANICAL

Operating Temperature

–C

0

+70

°C

–E

-40

+85

°C

Storage Temperature

-65

+150

°C

Package

–_P

16–pin Plastic DIP

–_T

16–pin SOIC