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MVTX2603 数据表(PDF) 1 Page - Zarlink Semiconductor Inc |
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MVTX2603 数据表(HTML) 1 Page - Zarlink Semiconductor Inc |
1 / 109 page 1 Zarlink Semiconductor Inc. Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc. Copyright 2003-2004, Zarlink Semiconductor Inc. All Rights Reserved. Features • Integrated Single-Chip 10/100/1000 Mbps Ethernet Switch • 24 10/100 Mbps Autosensing, Fast Ethernet Ports with RMII or Serial Interface (7WS) • 2 Gigabit Ports with GMII, PCS, 10/100 and stacking (2 G per port) interface options per port • Serial interface for configuration • Supports two Frame Buffer Memory domains with SRAM at 100 MHz • Supports memory size 2 MB, or 4 MB • For 24+2, two SRAM domains (2 MB or 4 MB) are required. • For 24+2 stacking (2 G per stacking port), two ZBT domains (2 MB or 4 MB) are required. • Applies centralized shared memory architecture • Up to 64K MAC addresses • Maximum throughput is 6.4 Gbps non-blocking • High performance packet forwarding (19.047 M packets per second) at full wire speed • Full Duplex Ethernet IEEE 802.3x Flow Control • Backpressure flow control for Half Duplex ports • Supports Ethernet multicasting and broadcasting and flooding control • Supports per-system option to enable flow control for best effort frames even on QoS-enabled ports • Load sharing among trunked ports can be based on source MAC and/or destination MAC. The Gigabit trunking group has one more option, based on source port. • Port Mirroring to a dedicated port or port 23 • Built-in reset logic triggered by system malfunction •I2C EEPROM for configuration • Traffic Classification • 4 transmission priorities for Fast Ethernet ports with 2 dropping levels • Classification based on: - Port based priority - VLAN Priority field in VLAN tagged frame February 2004 Ordering Information MVTX2603AG 553 Pin HSBGA -40°C to +85°C MVTX2603 Unmanaged 24-Port 10/100 Mb + 2-Port 1 Gb Ethernet Switch Data Sheet Figure 1 - MVTX2603 System Block Diagram FDB Interface Frame Data Buffer A SRAM (1 M / 2 M) LED Search Engine MCT Link Frame Engine FCB Parallel/ Serial Management Module 24 x 10 /100 RMII Ports 0 - 23 Frame Data Buffer B SRAM (1 M / 2 M) GMII/ Port 24 PCS GMII/ Port 25 PCS |
类似零件编号 - MVTX2603 |
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类似说明 - MVTX2603 |
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