BCM88235 Broadcom Corp., BCM88235 Datasheet
BCM88235
Manufacturer Part Number
BCM88235
Description
Fabric Interface With Integrated Traffic Management
Manufacturer
Broadcom Corp.
Datasheet
1.BCM88235.pdf
(2 pages)
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Third-generation Fabric Interface and Traffic Manager,
supporting 80 Gbps of wirespeed bandwidth per device and
scalable up to 11 Tbps of total fabric bandwidth in the system
Virtual Output Queuing (VOQ) and Subscriber Queuing (SQ)
Patented VOQ fabric architecture
Administers Service Level Agreements (SLA)
• Bandwidth guarantees for all VOQs
Broadcom
• Both XMIT and RCV equalization (DFE)
SerDes operates at up to 6.5625G with 97% efficiency.
HiGig2™ interfaces for connection to StrataXGS
Off-chip packet buffer in DDR3 SDRAM
Hardware-based lossless failover with auto-switchover (fault
tolerant)
FABRIC INTERFACE WITH INTEGRATED TRAFFIC
®
SerDes designed to drive core chassis backplanes
F E A T U R E S
®
MANAGEMENT
®
devices.
BCM88235
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Brief
A part of the XGS Core™ Fabric solution
Up to 2.4 GB of DDR3 SDRAM
• Deep buffering for guaranteed goodput
Advanced hierarchical traffic scheduler
• SLA guarantees for carrier Ethernet
Integrated counters and queue state
• Significantly reduces overall BOM costs (no FPGA/SRAM)
Direct connectivity to StrataXGS devices
• Widest Range of Optimized Solutions
Pin-compatible with BCM88230
• Maximum hardware reuse for different scale designs
Guarantees for jitter and latency
• Enables converged packet optical systems
Data Center Core, Aggregation, and Top of Rack Solutions—
Deep Buffering
Metro Aggregation—Hierarchical
Carrier Access—SLA Guarantees
Enterprise Core—Scalable Fabric
Packet Optical—Converged TDM and Packet Fabric
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
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BCM88235 Summary of contents
Page 1
... HiGig2™ interfaces for connection to StrataXGS • Off-chip packet buffer in DDR3 SDRAM • Hardware-based lossless failover with auto-switchover (fault tolerant) BCM88235 Brief MANAGEMENT • A part of the XGS Core™ Fabric solution • ...
Page 2
... StrataXGS switch devices or the BCM88025 family of network processors. These HiGig2 interfaces support channelized flow control. The BCM88235 communicates with the BCM88130 fabric via fabric SerDes that operates 6.5625 Gbps. The BCM88235 is used with the BCM88130 to create the total solution of the XGS Core Fabric. ® ® ...