DM9003 데이터 시트보기 (PDF) - Davicom Semiconductor, Inc.

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DM9003

10/100 Mbps 2-port Ethernet Switch Controller with General Processor Interface

Davicom Semiconductor, Inc. 

DM9003

2-port Switch with Processor Interface

3. FEATURES

‰ Ethernet Switch with two 10/100Mbps PHYs and general processor bus interface

‰ Processor bus slave architecture

‰ EEPROM interface for power-up configuration

‰ TCP/UDP/IPv4 checksum offload

‰ Support HP Auto-MDIX

‰ IEEE 802.3x Flow Control in Full-duplex mode

‰ Back Pressure Flow Control in Half-duplex mode

‰ Each port supports 4 priority queues by Port-based, 802.1P QoS, and IP TOS priority

‰ Support 802.1Q VLAN up to 16 VLAN groups

‰ Support VLAN ID tag/untag option

‰ Each port supports bandwidth, ingress and egress rate control

‰ Support Broadcast Storming filter function

‰ Support Store and Forward switching approach

‰ Support up to 1K uni-cast MAC addresses

‰ Automatic aging scheme

‰ Support MIB counters for diagnostic

‰ uP data driving capability adjustable

‰ 64-pin LQFP 1.8V internal core, 3.3V I/O with 5V tolerant

10

Preliminary datasheet

DM9003-15-DS-P05

April 9, 2009

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