Broadcom Integrated BroadR-Reach Multilayer Switch for Industrial Networking - BCM54501

Interfaces:

• Four dedicated BroadR-Reach PHY single-pair interfaces
  
• One dual-mode BroadR-Reach single-pair or 10/100 two-pair interface
  
• One RGMII/GMII/MII/RvMII/TMII/RvTMII with IMP management capability
  
• One RGMII/MII/RvMII/TMII/RvTMII/SerDes/SGMII interface supports direct connect to SFP
  
• One internal GMII interface to an ARM subsystem
  
• Programming interfaces
  
• SPI flash
  
• SPI registers access
  
• MDIO
  
• EEPROM
  
• GPIO (PWM/interrupt/level)
  
• Serial LEDs
  
• Time synchronization interface
  
• 1.2V core voltage, 3.3V I/O voltage, 2.5V RGMII JTAG

Package:

• 176-pin LQFP

Switch core:

• Seven-port full-line-rate performance (64 jumbo frames)  Frame priority based on IEEE 802.1p, receive port, or IPv4/IPv6 TOS
• Four data queues, plus two AV queues per port (can be used for general purposes): – Four general-purpose and two AV-dedicated classof-service (CoS) levels – Strict priority and WRR scheduling among the four general-purpose CoS levels – Shaping (leaky bucket) for AVB queues (configurable for AVB or Standard mode)
• Port-based VLAN assignment Up to 4,096 VLANs
• MAC-based link aggregation with automatic, hardwarebased link failover
• Port-based rate control
• Port-based ingress and egress mirroring
• Compact field processor (CFP) 128-rule multiple classifier
• AV bridging (IEEE 802.1AS) with hardware support and IEEE 802.1Qav
• DoS attack prevention
• IGMP/MLS snooping
• Rapid spanning tree
• Multiple spanning tree (up to eight instances)
• Nonspanning-tree loop detection
• Double tagging/Q-in-Q  Egress VID remarking
• IEEE 802.3x programmable per-port full-duplex flow control and half-duplex backpressure
• IEEE 802.1x port-based authentication
• 4K-entry MAC address table with hardware- or software-based learning and aging
• 128 KB packet buffer (1 KB = 1024 bytes)
• Cable plant diagnostics
• Power Savings modes – Deep Sleep mode – Ultralow Power mode
• Jumbo frame support up to 9,720 bytes

Processor subsystem:

• ARM Cortex-R4 processor core
  
• 32K internal ROM
  
• 92K TCM SRAM memory
  
• 512K system SRAM memory
  
• Random number generator
  
• SPI flash interface
  
• 40K DMA buffer
  
• JTAG debugging
  
• Default configuration load from external flash
  
• Power-saving clocking modes: reference-clock, fullrate, and half-rate operation
  
• Processor core clock frequency: 250 MHz
  
• System bus clock frequency: 125 MHz
• Broadcom Serial Control Interface

Time processing unit:

• IEEE 1588 Transparent Clock (both end-to-end and peer-to-peer) 1-Step processing
• IEEE Audio Video Broadcast (AVB) protocol stack (IEEE 802.1AS Bridge Clock/BMCA and IEEE 802.1Qat SRP) Broadcom 

Applications

• Industrial Automation
• Smart Grid
• Video Surveillance
• Elevator and Escalator Controls
• Building Control
• Inflight Entertainment
• In-Train Communication