BCM4707/4708/4709

Communications Processor with Network Acceleration Hardware

The Broadcom BCM4707/4708/4709 processor is a communications device targeted for applications in switching control and management, and residential router/gateway. The BCM4707/4708/4709 family includes the BCM4707, BCM4708, and BCM4709.

At the center of the device is a high-performance 1 GHz ARM® Cortex™-A9 dual-core with a 32 KB four-way set associative instruction cache, a 32 KB four-way set associative data cache, and a 128-entry translation lookaside buffer (TLB). Enhanced CPU memory subsystem architecture provides increased system performance. The device uses state-of-the-art 40 nm technology.

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  • Advanced ARM Cortex-A9 Dual-Core
    -32 KB I-cache and 32 KB D-cache per core
    -Snoop Control Unit (SCU) with ACP interface for I/O coherency
    -256 KB L2 Cache (shared)
    -SMP and AMP capable
    -Single-processor core operation configurable
  • Advanced Gigabit Ethernet
    -8-ports with full-line rate
    -Five 10/100/1000 PHY ports
  • Support for lot6 power standard
  • Hardware Flow Accelerator
  • RGMII/MII-lite interface

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