SMSC LAN91C100FD User Manual

SMSC LAN91C100FD REV D

Revision 1.0 (09-22-08) 

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Dual Speed CSMA/CD Engine (10 Mbps and 100 

Mbps)

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Compliant with IEEE 802.3 100BASE-T Specification

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Supports 100BASE-TX, 100BASE-T4, and 10BASE-

T Physical Interfaces

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32 Bit Wide Data Path (into Packet Buffer Memory)

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Support for 32 and 16 Bit Buses

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Support for 32, 16 and 8 Bit CPU Accesses

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Synchronous, Asynchronous and Burst DMA 

Interface Mode Options

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128 Kbyte External Memory

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Built-In Transparent Arbitration for Slave Sequential 

Access Architecture

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Flat MMU Architecture with Symmetric Transmit and 

Receive Structures and Queues

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MII (Media Independent Interface) Compliant MAC-

PHY Interface Running at Nibble Rate

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MII Management Serial Interface

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Seven Wire Interface to 10 Mbps ENDEC

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EEPROM-Based Setup

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Full Duplex Capability