The BCM4706KPBG is a system-on-a-chip (SoC) designed for networking applications, primarily used in routers and gateways. Manufactured by Cypress Semiconductor Corp (originally Broadcom), this chip integrates a MIPS processor, network interfaces, and other essential components for handling network traffic and providing connectivity.

Applications

• Wireless Routers: Serving as the central processing unit for home and small office wireless routers.
• Wired Routers: Powering wired routers for network connectivity.
• Residential Gateways: Integrating routing, switching, and wireless functions into a single device.
• Network Attached Storage (NAS) Devices: Providing the processing power for managing network storage.

Features

• MIPS32 Processor Core: Offers sufficient processing power for routing and network management tasks.
• Integrated Gigabit Ethernet Switch: Enables high-speed wired network connections.
• USB 2.0 Host/Device Controller: Supports connecting USB devices for storage or other peripherals.
• DDR2 Memory Controller: Allows for ample memory to handle network traffic and applications.
• Hardware NAT Accelerator: Offloads network address translation tasks for improved performance.

Benefits

• High Performance Routing: Provides efficient handling of network traffic for fast internet access.
• Gigabit Ethernet Connectivity: Enables high-speed wired network connections.
• USB Device Support: Allows for connecting USB storage devices or other peripherals.
• Flexible Memory Configuration: Supports ample memory for demanding network applications.
• Reduced CPU Load: Offloads network address translation tasks for improved performance and responsiveness.

Additional Details

The BCM4706KPBG typically includes a 500 MHz MIPS32 processor core, along with an integrated five-port Gigabit Ethernet switch. It supports DDR2 memory for storing network traffic and running embedded applications. The chip also includes a USB 2.0 host/device controller, allowing for connecting USB storage devices or other peripherals. The hardware NAT accelerator significantly improves network performance by offloading network address translation tasks from the CPU. This chip is often found in entry-level to mid-range wireless routers and residential gateways. Its low power consumption and integrated features make it a cost-effective solution for network connectivity. The BCM4706KPBG enables manufacturers to create feature-rich networking devices with high performance and reliability. It is a key component in providing high-speed internet access and network connectivity for homes and small businesses. The chip's integrated Gigabit Ethernet switch allows for creating fast and reliable wired network connections, while the USB 2.0 controller enables the connection of external storage devices for network storage solutions.