PHYSICAL LAYER
PRODUCTS
DATACOM
PRODUCT
VSC7226
VSC7226 Quad 3.125Gb/s Backplane Transceiver
S P E C I F I C AT I O N S :
!REFCLK:
24.5 MHz - 312.5 MHz
!Tx/Rx
REFCLK Offset: 200 ppm
!Serial
Input Differential Terminations Adjustable Between 100Ω
and 150Ω
!Fast
Locking CRU: <300 Data Transitions
!Up
to 90 Bit Periods of Inter-channel Deskew
!Tolerates
+/- 10 Bit Times of Clock Drift Between Resynchronizations
F E AT U R E S :
!Dual
Speed Operation
- Fibre Channel: 1.06/2.12/3.1875Gb/s
- Gigabit Ethernet: 1.25Gb/s
- 10G Ethernet: 3.125Gb/s
- InfiniBand
TM
: 2.5Gb/s
!Redundant
XAUI Compliant Serial Links
!Half-Rate
Operation for Compatibility with Legacy 1Gb/s
Systems
!XGMII
Parallel Data Inputs/Outputs
!Rate
Matching Between Upstream/Downstream VSC7226s
!Selectable
High-Speed Input Termination
!2
Channel or 4-Channel Aggregation Capability
!Serial
Output Swing Reduction Control
!Parallel
Data Squelching Option
!Transmitter
Pre-Distortion and Receiver Equalization
!Multiple
Dual Data Rate (DDR) Clocking Options
!Extensive
Per-Channel Configuration Control Through MDIO
Interface
!Internal
Serial and Parallel Loopback Modes
!VSC7226-01
!2.5V
Supply
!2.1W
Power Dissipation (typ.)
!21mm
x 21mm, 256-pin Thermally Enhanced Ball Grid Array (TBGA)
!Maximum
Case Temperature: 100˚C
A P P L I C AT I O N S :
!Backplane
Interconnect for Data Communications Requiring 20
Gigabits Duplex of Throughput
!Serial
Bus Extension
!10
Gigabit Ethernet XAUI Transceiver
!InfiniBand
- Host Channel Adapters
- Target Channel Adapters
- Switches
!Fibre
Channel
- 1G/2G Rate Negotiation
- Rx/Tx Channel Independence
S E R I A L D ATA T R A N S F E R R AT E S F O R E A C H C H A N N E L :
Full Rate Mode
2.4Gb/s - 3.125Gb/s
1.9Gb/s - 2.4Gb/s
Half Rate Mode
1.2Gb/s - 1.56Gb/s
0.95Gb/s - 1.2Gb/s
!JTAG
and BIST Enabled
!Optional
8B/10B Encoder/Decoder
!VSC7226-02
InfiniBand
TM/SM
is a trademark and a service mark of the InfiniBand Trade Association
PB-VSC7226-002
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
