DS110RT410

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SNLS460 – MAY 2013

DS110RT410 Low Power Multi-Rate Quad Channel Retimer

Check for Samples: DS110RT410

1

FEATURES

APPLICATIONS

•

Each channel independently locks to data

•

Front port SFF 8431 (SFP+) optical and direct

rates from 8.5 to 11.3 Gbps and submultiples

attach copper

•

Support for subrates of divide by 2/4/8

•

Backplane reach extension, data retimer

•

Fast lock operation based on protocol-select

•

Ethernet: 10GbE, 1GbE

mode

•

Fibre-Channel, InfiniBand

•

Low latency (~300ps)

•

Other Propriety Data Rates up to 11.3 Gbps

•

Adaptive equalization up to 34 dB boost at 5

GHz

DESCRIPTION

The DS110RT410 is four channel retimer with

•

integrated signal conditioning. The device includes a

•

Adjustable transmit de-emphasis to -12 dB

fully

adaptive

Continuous-Time

Linear

Equalizer

•

Typical Power Dissipation (EQ+CDR+DE): 150

(CTLE), Clock and Data Recovery (CDR), and

mW / channel

transmit De-Emphasis (DE) driver to enable data

transmission over long, lossy and crosstalk-impaired

•

Programmable output polarity inversion

•

Input signal detection, CDR lock

channels

with

high

amount

of

crosstalk,

the

detection/indicator

DS110DF410

should

be

used

which

has

self

•

On-chip Eye Monitor (EOM), PRBS generator

calibrating 5-tap DFE.

•

Single 2.5 V ±5% power supply

Each channel can independently lock to data rates

•

SMBus/EEPROM configuration modes

from 8.5 to 11.3 Gbps, and associated sub rates (div

by 2, 4 and 8) to support a variety of communication

•

Operating temperature range of -40 to 85°C

protocols. A 25 MHz crystal oscillator clock is used to

•

RHS (QFN) 48-pin 7 mm x 7 mm package

speed up the CDR lock process. This clock is not

•

Easy pin compatible upgrade between

used for training the PLL and does not need to be

repeater and retimers

synchronous with the serial data.

–

DS100RT410 (EQ+CDR+DE): 10.3125 Gbps

The programmable settings can be applied using the

–

DS100DF410 (EQ+DFE+CDR+DE): 10.3125

SMBus (I2C) interface, or they can be loaded via an

external EEPROM. An on-chip eye monitor and a

Gbps

PRBS generator allow real-time measurement of

–

DS110RT410 (EQ+CDR+DE): 8.5 - 11.3 Gbps

high-speed serial data for system bring-up or field

–

DS110DF410 (EQ+DFE+CDR+DE): 8.5 - 11.3

tuning.

Gbps

The device is offered in a RHS (QFN) 48-pin, 7 mm x

–

DS125RT410 (EQ+CDR+DE): 9.8 - 12.5 Gbps

7 mm package. A flow-through pinout for the high

–

DS125DF410 (EQ+DFE+CDR+DE): 9.8 - 12.5

speed signals and a single power supply makes the

Gbps

DS110RT410 easy to use.

–

DS100BR410 (EQ+DE): Up to 10.3125 Gbps

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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.

PRODUCTION DATA information is current as of publication date.

Copyright © 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.