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MVTX2801

Zarlink Semiconductor
Part Number MVTX2801
Manufacturer Zarlink Semiconductor
Description Unmanaged 4-Port 1000 Mbps Ethernet Switch
Published Oct 26, 2005
Detailed Description MVTX2801 Unmanaged 4-Port 1000 Mbps Ethernet Switch Data Sheet Features • 4 Gigabit Ports with GMII and PCS interface • ...
Datasheet PDF File MVTX2801 PDF File

MVTX2801
MVTX2801

Overview
MVTX2801 Unmanaged 4-Port 1000 Mbps Ethernet Switch Data Sheet Features • 4 Gigabit Ports with GMII and PCS interface • Gigabit Port can also support 100/10 Mbps MII interface Ordering Information MVTX2801AG 596-pin HSBGA October 2003 High Performance Layer 2 Packet Forwarding (11.
904M packets per second) and Filtering at Full-Wire Speed Maximum throughput is 4 Gbps non-blocking Centralized shared-memory architecture Consists of two Memory Domains at 133 MHz Frame Buffer Domain: one bank of ZBT-SRAM with 1M/2MB total Switch Database Domain with 256K/512K SRAM.
• • -40 °C to +85 °C 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 The precedence of above two classifications can be programmable Classification based on layer 2, 3 markings • • • • Up to 64K MAC addresses to provide large node aggregation in wiring closet switches QoS Support Supports IEEE 802.
1p/Q Quality of Service with 8 Priority Buffer Management: reserve buffers on per class and per port basis Traffic Classification • • Classify traffic into 8 transmission priorities per port Supports Delay bounded, Strict Priority, and WFQ Frame Data Buffer A ZBT-SRAM (1M/2MB) SRAM 256/512K SW Databasee MAC Table 32bit SDB Interface LED Search Engine NM Database VTX2800 64bit FDB Interface Frame Engine Scheduler Management Module GMII /PCS Port 0 GMII /PCS Port 1 GMII /PCS Port 2 GMII /PCS Port 3 Serial / I2C Figure 1 - Chip 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.
MVTX2801 • • • • • • • • • • • QoS features can be configured on a per port basis Control Full Duplex Ethernet IEEE 802.
3x Flow Control Provides Ethernet Multicast and Broadcast Control Data Sheet Port-based Priority: VLAN Priority with Tagged frame can be overwr...


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