DUAL-CORE 64-BIT MIPS® PROCESSOR WITH SPI-4/HT (NEW!)

The BCM1280 device is an MIPS64 processor core-based system-on-achip (SOC) that offers industry-leading performance, high functional integration, and low-power levels required by next-generation computing, storage, and networking applications.

FEATURES
• Two 64-bit MIPS® CPUs, scalable from 800 MHz–1.2 GHz
   • Quad issue in-order pipeline with dual-execute and dualmemory pipes
   • Enhanced skew pipeline enables a zero load-to-use penalty
   • 32-KB instruction cache and 32-KB data cache (ECC protected)
• Fast on-chip multiprocessor bus
   • Connects the CPUs, L2 cache, memory controller, and I/O bridges
   • Runs at half the CPU core frequency and is 256 bits wide
• On-chip L2 cache
   • 1 MB shared by two CPUs and I/O agents
   • Eight-way associative, ECC protected
   • Any way can be programmed as fast on-chip RAM
• DDR memory controller
   • Memory bandwidth as high as 100 Gbps
   • Configurable as 2x64-bit or 4x32-bit wide channels
   • Runs up to 400-MHz clock rate, 800-MHz data rate
   • Support for DDR, DDR2, and FCRAM
• Three independent, 19.2 full-duplex ports
   • Configurable as 16/8-bit HyperTransport™ (HT) or Channelized OIF SPI-4 Phase 2
   • Runs up to 600 MHz DDR for aggregate bandwidth of 38.4 Gbps per port
   • Includes Intelligent Hash and Filter Engine on each port to route packets
   • Supports glueless connectivity of multiple BCM1280 devices to build a distributed shared-memory system with hardwarebased coherency
• On-chip switch
   • Connects multiprocessor bus to high-speed interfaces
   • 256-Gbps bisection bandwidth
   • Supports both packet transfer and memory transactions
• Integrated network and system I/O
   • Four Gigabit-Ethernet MACs configurable as packet FIFO interfaces
   • 64-bit PCI-X interface at 133 MHz
   • Generic I/O for direct connect to boot ROM, flash memory
   • Two SMBus serial configuration interfaces
   • PCMCIA control interface and up to 16 interrupts
   • Four UART interfaces
• On-chip debug capability
   • EJTAG
   • Bus trace unit (internal logic analyzer)
• Support for leading operating systems, including VxWorks®, Linux®, QNX®, and NetBSD
• Evaluation board platform available with samples (includes tools, firmware, and software drivers)

APPLICATIONS
Because of its world-class performance, power efficiency, and integration, the BCM1280 processor is ideal for a broad variety of applications, including:
• Enterprise-class routers and switches
• Multifunction security platforms (VPN/SSL/IDS)
• High-end RAID Arrays
• SAN routers/gateways/switches
• Wireless infrastructure platforms (e.g., RNC, GGSN, MSC)