www.ti.com

FEATURES

TSB41BA3A

SLLA224A – JUNE 2006 – REVISED OCTOBER 2006

IEEE 1394b THREE-PORT CABLE TRANSCEIVER/ARBITER

•

Data Interface to Link-Layer Controller

Terminal-Selectable From 1394a-2000 Mode

•

Fully Supports Provisions of IEEE

(2/4/8 Parallel Bits at 49.152 MHz) or 1394b

1394b-2002 at S100, S100B, S200, S200B,

Mode (Eight Parallel Bits at 98.304 MHz)

S400, and S400B Signaling Rates (B Signifies

IEEE 1394b Signaling)

•

Interoperable With Link-Layer Controllers

Using 3.3-V Supplies

•

Fully Supports Provisions of IEEE 1394a-2000

and 1394-1995 Standards for

•

Interoperable With Other 1394 Physical

High-Performance Serial Bus

Layers (PHYs) Using 1.8-V, 3.3-V, and 5-V

Supplies

•

Fully Interoperable With Firewire™, DTVLink,

SB1394, DishWire, and i.LINK™

•

Low-Cost 49.152-MHz Crystal Provides

Implementation of IEEE Std 1394

Transmit and Receive Data at 100/200/400

Mbps and Link-Layer Controller Clock at

•

Provides Three Fully Backward- Compatible,

49.152 MHz and 98.304 MHz

(1394a-2000 Fully Compliant) Bilingual 1394b

Cable Ports at 400 Megabits per Second

•

Separate Bias (TPBIAS) for Each Port

(Mbps)

•

Low-Cost, High-Performance 80-Terminal

•

Same Three Fully Backward-Compatible

TQFP (PFP) Thermally Enhanced Package

Ports Are 1394a-2000 Fully Compliant Cable

•

Software Device Reset (SWR)

Ports at 100/200/400 Mbps

•

Fail-Safe Circuitry Senses Sudden Loss of

•

Full 1394a-2000 Support Includes:

Power to the Device and Disables the Ports

– Connection Debounce

to Ensure That the TSB41BA3A Does Not

Load the TPBIAS of Any Connected Device

– Arbitrated Short Reset

and Blocks Any Leakage From the Port Back

– Multispeed Concatenation

to Power Plane.

– Arbitration Acceleration

•

1394a-2000-Compliant, Common-Mode Noise

– Fly-By Concatenation

Filter on the Incoming Bias Detect Circuit to

– Port Disable/Suspend/Resume

Filter Out Crosstalk Noise

– Extended Resume Signaling for

•

Cable/Transceiver Hardware Speed and Port

Compatibility With Legacy DV Devices

Mode Are Selectable by Terminal States

•

Power-Down Features to Conserve Energy in

•

Supports Connection to CAT5 Cable

Battery-Powered Applications

Transceiver by Allowing Ports to be Forced

•

Low-Power Automotive Sleep Mode Support

to Beta-Only, 400-Mbps-Only, 200-Mbps-Only,

or 100-Mbps-Only

•

Fully Compliant With Open Host Controller

Interface (OHCI) Requirements

•

Supports Connection to S200 Plastic Optical

Fiber Transceivers by Allowing Ports to be

•

Cable Power Presence Monitoring

Forced to 1394b Beta-Only, S200-Mbps-Only,

•

Cable Ports Monitor Line Conditions for

and S100-Mbps-Only

Active Connection to Remote Node

•

Optical Signal Detect Input for All Ports in

•

Register Bits Give Software Control of

Beta Mode Enables Connection to Optical

Contender Bit, Power Class Bits, Link Active

Transceivers

Control Bit, and 1394a-2000 Features

•

Supports Use of 1394a Connectors by

•

Interface to Link-Layer Controller Supports

Allowing Ports 1 and 2 to Be Forced to

Low-Cost Texas Instruments Bus-Holder

1394a-Only Mode

Isolation

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.

Firewire is a trademark of Apple Computer, Inc..

i.LINK is a trademark of Sony Kabushiki Kaisha TA Sony Corporation..

PRODUCTION DATA information is current as of publication date.

Copyright © 2006, 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.