Line Card in SLOT 1

BACKPLANE

DS91M047

Line Card in SLOT N-1

M-LVDS Receivers

Line Card in SLOT N

M-LVDS Receivers

DS91M047

www.ti.com

SNLS145E – JUNE 2008 – REVISED APRIL 2013

DS91M047 125 MHz Quad M-LVDS Line Driver

Check for Samples: DS91M047

1

FEATURES

DESCRIPTION

The DS91M047 is a high-speed quad M-LVDS line

2

•

DC - 125 MHz / 250 Mbps Low Jitter, Low

driver designed for driving clock or data signals to up

Skew, Low Power Operation

to four multipoint networks.

•

Conforms to TIA/EIA-899 M-LVDS Standard

M-LVDS (Multipoint LVDS) is a new family of bus

•

Controlled Transition Times (2 ns typ)

interface

devices

based

on

LVDS

technology

Minimize Reflections

specifically designed for multipoint and multidrop

•

8 kV ESD on M-LVDS Pins Protects Adjoining

cable and backplane applications. It differs from

Components

standard LVDS in providing increased drive current to

handle double terminations that are required in multi-

•

Flow-Through Pinout Simplifies PCB Layout

point

applications.

Controlled

transition

times

•

Industrial Operating Temperature Range

minimize reflections that are common in multipoint

(

−40°C to +85°C)

configurations due to unterminated stubs.

•

Available in a Space Saving SOIC-16 Package

The DS91M047 accepts LVTTL/LVCMOS input levels

and translates them to M-LVDS signal levels with

APPLICATIONS

transition times of greater than 1 ns. The device

provides the DE and DE inputs that are ANDed

•

Multidrop / Multipoint Clock and Data

together and control the TRI-STATE outputs. The DE

Distribution

and DE inputs are common to all four drivers.

•

High-Speed, Low Power, Short-Reach

Alternative to TIA/EIA-485/422

The DS91M047 has a flow-through pinout for easy

PCB

layout.

The

DS91M047

provides

a

new

•

Clock Distribution in AdvancedTCA (ATCA)

alternative

for

high

speed

multipoint

interface

and MicroTCA (

μTCA, uTCA) Backplanes

applications. It is packaged in a space saving SOIC-

16 package.

TYPICAL APPLICATION

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2008–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.