DM9000B Просмотр технического описания (PDF) - Davicom Semiconductor, Inc.

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DM9000B

Ethernet Controller With General Processor Interface

Davicom Semiconductor, Inc. 

3. Features

DM9000B

Ethernet Controller with General Processor Interface

■ Supports processor interface: byte/word of I/O

■ Supports IP/TCP/UDP checksum generation and

command to internal memory data operation

■ Integrated 10/100M transceiver With HP

checking

■ Supports automatically load vendor ID and

Auto-MDIX

■ Supports back pressure mode for half-duplex

■ IEEE802.3x flow control for full-duplex mode

■ Supports wakeup frame, link status change and

product ID from EEPROM

■ Optional EEPROM configuration

■ Very low power consumption mode:

– Power reduced mode (cable detection)

magic packet events for remote wake up

■ Support 100M Fiber interface.

■ Integrated 16K Byte SRAM

■ Build in 3.3V to 1.8V regulator

■ Supports early Transmit

– Power down mode

– Selectable TX drivers for 1:1 or 1.25:1

transformers for additional power reduction.

■ Compatible with 3.3V and 5.0V tolerant I/O

■ DSP architecture PHY Transceiver.

■ 48-pin LQFP, 0.18 um process

Final

7

Version: DM9000B-13-DS-F02

June 4, 2009

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