bcm56685 Broadcom Corp., bcm56685 Datasheet
bcm56685
Manufacturer Part Number
bcm56685
Description
108 Gbps Integrated Multilayer Ethernet Switch
Manufacturer
Broadcom Corp.
Datasheet
1.BCM56685.pdf
(2 pages)
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108 Gbps INTEGRATED MULTILAYER ETHERNET SWITCH
Seventh Generation of Broadcom
supporting switching and routing
Nonblocking architecture, line rate for all packet sizes
Port configurations tailored for highly integrated access
system network termination or customer-facing line cards
Latest Carrier Ethernet transport protocols:
MPLS/VPLS and 802.1ah (PBB)
TR-101/156 compliant VLAN translation
Control plane offload of 802.1ag CCM: message initiation and
fault monitoring in hardware
Broadcom time synchronization suite: 1588v2 hardware
support, G.8261-compliant Synchronous Ethernet, and the
BroadSync™ interface
Carrier grade with robust memory protection schemes
PCI Express
interconnect
®
, SGMII, and PCI options for host processor
F E A T U R E S
PCI Express or PCI
ContentAware
108 Gbps Integrated Multilayer Ethernet Switch
®
Dynamic Memory Management
XAUI
®
Switch Technology,
TM
Processing Engine
10/100/1000/2500 Ethernet MACs
Statistics
4 x 10 GbE or 4 x HiGig
XAUI
24 x 2.5 GbE/GbE
BCM56685
With VRF and RPF
VLAN Translation
IPv4/v6 Routing
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L2 Switching
TR-101/156
Brief
Highly integrated, purpose-built solution for next-generation
DSL and PON access equipment
Delivers the most popular existing and emerging transport
protocols in a flexible implementation for protocol bridging
applications
Supports virtually all QinQ network architectures with
comprehensive VLAN manipulations
Hardware-based Ethernet OA&M support for guaranteed
performance; completely alleviates software support of
high-bandwidth functions
Time synchronization suite provides all the tools necessary to
deliver systems for new timing-aware applications like mobile
backhaul
Dynamic memory technology delivers optimum usage of
packet buffer resources
Advanced congestion management for lossless packet delivery
Leverages Broadcom’s unified API for software reuse and
faster time-to-market
XAUI
TM
S U M M A R Y O F B E N E F I T S
Synchronous Ethernet
Ethernet OAM
1588v2
XAUI
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bcm56685 Summary of contents
Page 1
... PCI Express , SGMII, and PCI options for host processor interconnect 108 Gbps Integrated Multilayer Ethernet Switch XAUI PCI Express or PCI ContentAware Dynamic Memory Management BCM56685 Brief ® Switch Technology, • Highly integrated, purpose-built solution for next-generation DSL and PON access equipment • ...
Page 2
... The BCM56685 offers the right combination of cost-effective Carrier Ethernet technology, with the ability to deliver outstanding system solutions for broadband access equipment. With its 2.5 Gbps interfaces the BCM56685 is tailored for direct interfaces to GPON ports and dense DSL line cards, minimizing total system power, board area, and solution cost. ...