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LAN91C100-FD

FEAST Fast Ethernet Controller with Full Duplex Capability

SMSC -> Microchip 

LAN91C100FD REV. D

FEAST Fast Ethernet

Controller with Full

Duplex Capability

Product Features

ƒ Dual Speed CSMA/CD Engine (10 Mbps and 100

Mbps)

ƒ Compliant with IEEE 802.3 100BASE-T

Specification

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

10BASE-T Physical Interfaces

ƒ 32 Bit Wide Data Path (into Packet Buffer

Memory)

ƒ Support for 32 and 16 Bit Buses

ƒ Support for 32, 16 and 8 Bit CPU Accesses

ƒ Synchronous, Asynchronous and Burst DMA

Interface Mode Options

ƒ 128 Kbyte External Memory

Datasheet

ƒ Built-In Transparent Arbitration for Slave

Sequential Access Architecture

ƒ Early TX, Early RX Functions

ƒ Flat MMU Architecture with Symmetric Transmit

and Receive Structures and Queues

ƒ MII (Media Independent Interface) Compliant

MAC-PHY Interface Running at Nibble Rate

ƒ MII Management Serial Interface

ƒ Seven Wire Interface to 10 Mbps ENDEC

ƒ EEPROM-Based Setup

ƒ Full Duplex Capability

ORDERING INFORMATION

Order Numbers:

LAN91C100-FD for 208-pin QFP package

LAN91C100-FD-SS for 208-pin QFP package (green, lead-free)

LAN91C100-FD for 208-pin TQFP package

LAN91C100-FD-ST for 208-pin TQFP package (green, lead-free)

SMSC DS – LAN91C100FD Rev. D

Page 1

DATASHEET

Rev. 01-20-06

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