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MVTX2804

Zarlink Semiconductor
Part Number MVTX2804
Manufacturer Zarlink Semiconductor
Description 8-Port 1000 Mbps Ethernet Distributed Switch
Published Oct 26, 2005
Detailed Description MVTX2804 8-Port 1000 Mbps Ethernet Distributed Switch Data Sheet Features • 8 Gigabit Ports with GMII and PCS interface ...
Datasheet PDF File MVTX2804 PDF File

MVTX2804
MVTX2804

Overview
MVTX2804 8-Port 1000 Mbps Ethernet Distributed Switch Data Sheet Features • 8 Gigabit Ports with GMII and PCS interface Gigabit Port can also support 100/10 Mbps MII interface Provide Hot plug support for GMII/PCS module 2 Gigabit ports can be aggregated into 2Gbps Stacking port working with VTX2600 in stacking mode Ordering Information MVTX2804AG 596 Pin HSBGA October 2003 -40 °C to +85 °C • • • • • Support IP Multicast with IGMP snooping up to 64K groups.
Traffic Classification Classify traffic into 8 transmission priorities per port Supports Delay Bounded, Strict Priority, and WFQ Provides 2 level dropping precedence with WRED mechanism • • User controlled thresholds for WRED VLAN Priority field in VLAN tagged frame DS/TOS field in IP packet Classification based on layer 2, 3 markings • High Performance Layer 2 Packet Forwarding (11.
904M packets per second) and Filtering at Full-Wire Speed Maximum throughput is 8 Gbps non-blocking Centralized shared-memory architecture Consists of two Memory Domains at 133 MHz Frame Buffer Domain: Two banks of ZBT-SRAM with 2M/4MB total Switch Database Domain with 256K/512K SRAM • • • • • Up to 64K MAC addresses to provide large node aggregation in wiring closet switches Provides Port based and ID Tagged VLAN (IEEE802.
1Q) up to 4K VLAN The precedence of above two classifications can be programmable Frame Data Buffer A ZBT-SRAM (1M/2MB) Frame Data Buffer B ZBT-SRAM (1M/2MB) SRAM 256/512K SW Database MAC Table 32bit SDB Interface LED VTX2804 64bit FDB Interface 64bit Frame Engine Scheduler NM Database Search Engine Management Module GMII /PCS Port 0 GMII /PCS Port 1 GMII /PCS Port 2 GMII /PCS Port 3 GMII /PCS Port 4 GMII /PCS Port 5 GMII /PCS Port 6 GMII /PCS Port 7 16/8bitBus/ Serial CPU Figure 1 - MVTX2804AG Functional Block Diagram 1 Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2003, Zarlink Semiconductor Inc.
All Rights Reserved...


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