88E6218中文资料etc未分类制造商数据手册PDF规格书

[Marvell]

PRODUCT OVERVIEW

The Marvell¨ Link Streetª family of highly integrated gateway router devices provides a superior level of functionality and performance for residential gateway applications. The Link Street 88E6218 device is an advanced single-chip gateway router device integrating a high-performance CPU for wire-speed routing, an advanced switching fabric with Quality of Service (QoS) support, Þve integrated Fast Ethernet (FE) PHYs, one MII port, a UART for debugging and modem backup, and advanced Virtual Cable Testerª (VCT) cable diagnostics. The 88E6218 device is an ideal solution for residential gateway applications.

FEATURES

• Single-chip integration of a high-performance CPU, multi-port

switch with PHYs, peripheral I/O ports and VCT technology

• ARM-9E CPU at up to 150 MHz clock frequency

• Five integrated FE PHY ports and one MII port

- Auto-MDI/MDIX crossover for 100BASE-TX and 10BASE-T ports

- One FE PHY port can be conÞgured for copper (100BASE-TX or

10BASE-T) or Þber (100BASE-FX) connections

- MII Interface supports both MAC Mode (Forward MII) or PHY Mode

(Reverse MII), 7-wire SNI, or Reduced MII (RMII)

• Virtual Cable Tester (VCT) technology

• UART port

• High-speed switch fabric with QoS support

- High-performance lookup engine with support for up to

2,048 MAC address entries with automatic learning and aging

- Four priority queues supporting IEEE 802.1p, IPv4 Type of

Service (ToS) and Differentiated Service (DiffServ), and

IPv6 TrafÞc Class priority assignments

- Port-based VLANs supported in any combination

• CMOS low power dissipation PAVE = Less than 1.5W