BCM5345KPBG

BCM5345KPBG Datasheet

BCM5345

Part	Datasheet
BCM5345KPBG	BCM5345KPBG (pdf)

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BCM5345 25 PORT GIGABIT ETHERNET SWITCHING PROCESSOR SUMMARY OF BENEFITS • Supports 25 Gigabit Ethernet ports in wirespeed operation • Gigabit ports support RGMII interfaces to Standard GE transceivers • Uplink port supports GMII interface • On-chip L2 search table supports 8K MAC addresses • Jumbo Frame support 9 Kbyte • Supports 4K VLAN address and 802.1s Multiple Spanning Tree protocol • Supports 802.1w Rapid Spanning Tree • Supports 802.1p and/or DiffServ with four priority queues • Supports 802.3ad link aggregation • Supports selected MIB groups in RMON • Supports up to 256 IP multicast groups • Full-duplex and half-duplex operation with IEEE 802.3x flow control and backpressure • On-chip 512 Kbyte packet buffer memory with sophisticated buffer management • Offers per-port rate control • Supports 802.1x access control protocol • Extremely low power consumption 4W • Packaged in 676-pin BGA • Enables a new generation of lower-cost switches with Gigabit Ethernet connectivity and much smaller form factors. • Complete switch on a chip integrates multilayer forwarding and filtering logic and internal ARL tables and packet buffering. • Filters and forwards traffic at full wirespeed on all 25 ports at all layers of functionality. This equates to 50 Gbps of bandwidth. • Provides the most cost-effective Gigabit Ethernet connectivity to the desktop for all remote and branch office as well as enterprise workgroup needs. • Supports 8K internal MAC addresses, so even large, segmented networks can be supported. • Supports Quality of Service QoS for prioritization of different traffic types. • Full support of VLANs allows separation of user groups and minimizes superfluous traffic. • Jumbo frame support allows the device to be connected to corporate server farms and networks while maintaining maximum TCP/IP performance. • Supports the latest standards used in corporate networks for discovery, management, access control, and traffic control. • On-chip MIB registers allow the collection and transmission of statistics for each port and allow an upward migration path for corporate users. 25 Gigabit Ethernet Ports for SOHO and Subnetwork Applications Printer Gigabit Ethernet Uplink Copper or Fiber Cable/DSL/Wireless Router IP Phones Gigabit Ethernet Server PCs OVERVIEW Shared Buffer Serial to Parallel Parallel to Serial Output Queueing Buffer Manager

PDF Datasheet Preview

BCM5345
25 PORT GIGABIT ETHERNET SWITCHING PROCESSOR

SUMMARY OF BENEFITS
• Supports 25 Gigabit Ethernet ports in wirespeed operation
• Gigabit ports support RGMII interfaces to Standard GE transceivers
• Uplink port supports GMII interface
• On-chip L2 search table supports 8K MAC addresses
• Jumbo Frame support 9 Kbyte
• Supports 4K VLAN address and 802.1s Multiple Spanning Tree protocol
• Supports 802.1w Rapid Spanning Tree
• Supports 802.1p and/or DiffServ with four priority queues
• Supports 802.3ad link aggregation
• Supports selected MIB groups in RMON
• Supports up to 256 IP multicast groups
• Full-duplex and half-duplex operation with IEEE 802.3x flow control and backpressure
• On-chip 512 Kbyte packet buffer memory with sophisticated buffer management
• Offers per-port rate control
• Supports 802.1x access control protocol
• Extremely low power consumption 4W
• Packaged in 676-pin BGA
• Enables a new generation of lower-cost switches with Gigabit Ethernet connectivity and much smaller form factors.
• Complete switch on a chip integrates multilayer forwarding and filtering logic and internal ARL tables and packet buffering.
• Filters and forwards traffic at full wirespeed on all 25 ports at all layers of functionality. This equates to 50 Gbps of bandwidth.
• Provides the most cost-effective Gigabit Ethernet connectivity to the desktop for all remote and branch office as well as enterprise workgroup needs.
• Supports 8K internal MAC addresses, so even large, segmented networks can be supported.
• Supports Quality of Service QoS for prioritization of different traffic types.
• Full support of VLANs allows separation of user groups and minimizes superfluous traffic.
• Jumbo frame support allows the device to be connected to corporate server farms and networks while maintaining maximum TCP/IP performance.
• Supports the latest standards used in corporate networks for discovery, management, access control, and traffic control.
• On-chip MIB registers allow the collection and transmission of statistics for each port and allow an upward migration path for corporate users.
25 Gigabit Ethernet Ports for SOHO and Subnetwork Applications

Printer

Gigabit Ethernet Uplink Copper or Fiber

Cable/DSL/Wireless Router

IP Phones

Gigabit Ethernet Server PCs

OVERVIEW

Shared Buffer

Serial to

Parallel

Parallel to

Serial

Output Queueing

Buffer Manager

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Datasheet ID: BCM5345KPBG 520213