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Interface Selection Guide Texas Instruments 4Q 2006
Key Features
• Compliant with IEEE 1394b-2002, IEEE
1394a-2000 and 1394-1995 standards
• 3 Bilingual 1394 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
Applications
• Storage devices
• Consumer electronics
• 1394B PC ports
IEEE 1394b 3-Port Cable Transceiver/Arbiter
TSB81BA3D
Get samples, datasheets and app reports at: www.ti.com/sc/device/TSB81BA3D
TPA2+
TPA2−
TPB2+
TPB2−
TPA1+
TPA1−
TPB1+
TPB1−
TPB0+
TPB0−
Bilingual
Cable Port 0
Bilingual
Cable Port 1
Bilingual
Cable Port 2
CPS
LPS
CNA
PINT
LCLK
LREQ
CTL0
CTL1
D0
D5
D1
D2
D3
D4
D6
D7
RESETz
LKON/DS2
PD
BMODE
Received Data
D
ecoder/Retimer
Arbitration
and Control
State Machine
Logic
Transmit
Data
Encoder
Crystal Oscillator,
PLL System,
and Transmit
Clock Generator
PCLK
PC0
PC1
PC2
SE
SM
DS0
DS1
TESTM
TESTW
Voltage
Regulator
XI
TPA0+
TPA0−
Bias Voltage
a
nd
C
urrent
Generator
R0
R1
TPBIAS0
TPBIAS1
TPBIAS2
Link
Interface
I/O
TSB81BA3D block diagram.
1394 (FireWire
®
)
38
➔