Product Features

■ Single Chip Ethernet Controller

■ Dual Speed - 10/100 Mbps

■ Fully Supports Full Duplex Switched Ethernet

■ Supports Burst Data Transfer

■ 8 Kbytes Internal Memory for Receive and Transmit FIFO Buffers

■ Enhanced Power Management Features

■ Optional Configuration via Serial EEPROM Interface

■ Supports 8, 16 and 32 Bit CPU Accesses

■ Internal 32 Bit Wide Data Path (Into Packet Buffer Memory)

■ Early TX, Early RX Functions

■ Built-in Transparent Arbitration for Slave Sequential Access Architecture

■ Flat MMU Architecture with Symmetric Transmit and Receive Structures and Queues

■ 3.3V Operation with 5V Tolerant IO Buffers (See Pin List Description for Additional Details)

■ Single 25 MHz Reference Clock for Both PHY and MAC

■ External 25Mhz-output pin for an external PHY supporting PHYs physical media.

■ Low Power CMOS Design

■ Supports Multiple Embedded Processor Host Interfaces

— ARM

— SH

— Power PC

— Coldfire

— 680X0, 683XX

— MIPS R3000

■ 3.3V MII (Media Independent Interface) MAC-PHY Interface Running at Nibble Rate

■ MII Management Serial Interface

■ 128 Pin QFP package; green, lead-free package also available.

■ 128 Pin TQFP package, 1.0 mm height; green, leadfree package also available.

■ Industrial Temperature Range from -40°C to 85°C (LAN91C111i only)

Product Specification

Product Photos

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