10/15/02

SP3486/3487 Low Power Quad RS485/422 Line Drivers

© 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 ............................................................ –0.3V to +6.0V

Drivers ......................................................... –0.3V to +6.0V

Driver Output Voltage ............................................................. ±14V

Input Currents

Logic ........................................................................ ±25mA

Driver ....................................................................... ±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

PARAMETER

MIN.

TYP.

MAX.

UNIT

CONDITIONS

DC CHARACTERISTICS

Digital Inputs

DI, EN, EN, EN

Voltage

V

IL

0.8

Volts

V

IH

2.0

Volts

Input Current

±2

DRIVER OUTPUTS

Differential Voltage

V

CC

Volts

unloaded

2

Volts

R = 50Ω(RS-422)

1.5

V

CC

Volts

R = 27Ω (RS-485); Figure 1

Common Mode Output Voltage

3

Volts

R = 27Ω or 50Ω; Figure 1

Change in Common Mode Output Magnitude

0.2

Volts

R = 27Ω or 50Ω; Figure 1

for Complementary Output State

R = 50Ω (RS-422)

R = 27Ω (RS-485)

Maximum Data Rate

10

Mbps

Short–circuit Current

V

OH

±250

mA

-7V ≤V

V

OL

±250

mA

-7V ≤V

High Impedance Output Current

1

µAV

POWER REQUIREMENTS

Supply Voltage

3.00

3.30

3.60

Volts

Supply Current

3.00

µA

No load, output enabled

0.10

µA

No load, output disabled

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

SPECIFICATIONS

V