BCM8705 Broadcom Corporation, BCM8705 Datasheet
BCM8705
Manufacturer Part Number
BCM8705
Description
Serial 10-Gbe/Fibre Channel Transceiver
Manufacturer
Broadcom Corporation
Datasheet
1.BCM8705.pdf
(2 pages)
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SERIAL 10-GBE/FIBRE CHANNEL TRANSCEIVER WITH WIS LAYER AND
•
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•
•
•
•
•
•
•
Fully integrated CMU, CDR, SerDes, limiting amplifier,
EyeOpener
• PMD interface supported serial rates: 9.953/10.3125/
• Receive equalization on XAUI and 10G serial interfaces
• Transmit pre-emphasis and amplitude control on XAUI interface
• 10G PMD interface phase and decision threshold adjust
WIS layer for EOS/WAN applications
SONET performance monitoring
Supports Broadcom’s StrataXGS
aware flow control (SAFC) protocol
Meets and exceeds industry standard
• IEEE 802.3™ae serial Ethernet transceiver (LAN/WAN PHY),
• 10-Gigabit Fibre Channel draft, rev 3.0
• Support for XFP/XFI interfaces
• Support for XENPAK/X2 3.0 and XPAK MSA optical module
Additional features
• Jumbo packets support in WAN mode
• Reference clock output for XFP module reference clock
• I
• Staged power-up mode to minimize in-rush current
• Loopback modes supporting IEEE standards modes
• Built-in self-test (BIST) and PRBS generator/checker
Pin-compatible with the BCM8704
Low power: LAN mode 900 mW, WAN mode 1.0W to 1.1W
Available in 13-mm x 13-mm and 17-mm x 17-mm plastic BGA
(Pb-free version also available)
10.5188-Gbps
MDIO Clause 45 management interface with extended indirect
address register access
standards
2
C master to control XFP module from device
Media
Access
Controller
Interface
®
, and 4-lane XAUI™ interface
F E A T U R E S
®
MAC
®
Ethernet switches service
RS
Management
Interface
XAUI™ INTERFACE
BCM8705 Block Diagram
XAUI
BCM8705
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•
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•
MDC MDIO
•
•
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•
Best performance for LAN (10-GbE) and WAN (OC-192
SONET) application
Universal design for 10-GbE, SONET, and 10 GFC for
XENPAK/X2 module
• Compliant to XENPAK/X2 3.0 and XPAK MSA optical
Integrated and compact design allows for high-density line
card applications
Upgrade path for existing Broadcom LAN PHY transceivers
Build-in features reduce external components
• Clean-up PLL
• 2.5V voltage regulator output
• In-rush current limits
XENPAK, X2, XPAK modules
Interface to XFP modules
LAN/MAN/WAN switch/routers
Hubs and repeaters
Network interface cards (NICs)
module standards
S U M M A R Y O F B E N E F I T S
A P P L I C A T I O N S
Optical
PMD
OTX
ORX
EEPROM
9.953/10.3125/10.5188
Gbps
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BCM8705 Summary of contents
Page 1
... Ethernet switches service • • • • • • BCM8705 Block Diagram XAUI RS MAC MDC MDIO Management Interface Best performance for LAN (10-GbE) and WAN (OC-192 SONET) application Universal design for 10-GbE, SONET, and 10 GFC for XENPAK/X2 module • ...
Page 2
... XAUI and PMD interfaces to operate in asynchronous configuration. Only an external 155.52/156.25/ 159.38-MHz oscillator is required for the reference clock input. The BCM8705 is available in a 13-mm × 13-mm, 256-pin FBGA with a 0.8-mm ball pitch and also in a 17-mm x 17-mm, 256-pin 1-mm ball pitch RoHS-compliant package. ...