VSC7424集成电路（IC）的电信规格书PDF中文资料

特性 Features

• All 1G Ethernet ports are tri-speed 10/100/1000 Mbps ports

• Integrated copper transceivers are compliant with IEEE 802.3ab and support Microsemi ActiPHY™

link down power savings and PerfectReach™ smart cable reach algorithm

• SGMII ports support both 100-BASE-FX and 1000-BASE-X-SERDES

• Four megabits of integrated shared packet memory

• Fully nonblocking wire-speed switching performance for all frame sizes

• Eight priorities and eight queues per port

• Policing per queue and per port

• DWRR scheduler/shaper per queue and per port with a mix of strict and weighted queues

• 256 TCAM-based egress tagging entries

• Up to 256 TCAM-based classification entries for Quality of Service (QoS) and VLAN membership

• Up to 512 host identity entries for source IP guarding

• 256 TCAM-based security enforcement entries

• Energy Efficient Ethernet (IEEE 802.3az) is supported by both the switch core and the internal

copper PHYs

• Audio/Video bridging (AVB) with support for time-synchronized, low-latency audio and video

streaming services

• VCore-III CPU system with integrated 416 MHz MIPS 24KEc™ CPU with MMU and DDR2 SDRAM

controller

Applications

VSC7424-02, VSC7425-02, VSC7426-02, and VSC7427-02 target the lightly and fully managed Ethernet

switch equipment in the SME and Enterprise.