38

1394 (FireWire®)

IEEE 1394b 3-Port Cable Transceiver/Arbiter

TSB81BA3D

Get samples, datasheets and app reports at: www.ti.com/sc/device/TSB81BA3D

Key Features

Applications

Compliant with IEEE 1394b-2002, IEEE

Storage devices

 

1394a-2000 and 1394-1995 standards

Consumer electronics

3 Bilingual 1394 Ports

1394B PC ports

1394b (Beta) Mode at s400 and s800

1394a (Data Strobe -DS) Mode at s100,

s200 and s400

Interoperable with link layer controllers using 3.3-V supplies and other 1394 PHYs using 1.8-V, 3.3-V and 5-V supplies

CPS

 

 

LPS

 

Received Data

CNA

 

Decoder/Retimer

PINT

 

 

PCLK

 

 

LCLK

 

 

LREQ

Link

 

CTL0

 

Interface

 

CTL1

 

I/O

 

D0

 

 

 

D1

 

 

D2

 

 

D3

 

 

D4

 

 

D5

 

 

D6

 

 

D7

 

 

RESETz

 

Arbitration

 

and Control

LKON/DS2

 

State Machine

BMODE

 

Logic

PD

 

 

PC0

 

 

PC1

 

 

PC2

 

 

SE

 

 

SM

 

 

DS0

 

 

DS1

 

 

TESTM

 

 

TESTW

 

 

 

Voltage

Transmit

 

Data

 

Regulator

 

Encoder

 

 

 

R0

Bias Voltage

R1

and

TPBIAS0

Current

TPBIAS1

Generator

 

TPBIAS2

 

TPA0+

 

TPA0−

Bilingual

 

Cable Port 0

 

 

TPB0+

 

TPB0−

 

TPA1+

Bilingual

TPA1−

 

Cable Port 1

TPB1+

 

 

TPB1−

 

TPA2+

Bilingual

TPA2−

 

Cable Port 2

TPB2+

 

 

TPB2−

Crystal Oscillator,

 

 

 

PLL System,

 

 

XI

and Transmit

 

 

 

 

 

Clock Generator

 

 

 

 

 

 

 

TSB81BA3D block diagram.

Interface Selection Guide

Texas Instruments 4Q 2006

Page 38
Image 38
Texas Instruments 4Q 2006 manual FireWire, Key Features Applications