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LAN91C111 Datasheet, PDF (1/142 Pages) SMSC Corporation – 10/100 Non-PCI Ethernet Single Chip MAC + PHY | |||
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LAN91C111
10/100 Non-PCI
Ethernet Single Chip
MAC + PHY
PRODUCT FEATURES
Datasheet
â Single Chip Ethernet Controller
â Dual Speed - 10/100 Mbps
â Fully Supports Full Duplex Switched Ethernet
â Supports Burst Data Transfer
â 8 Kbytes Internal Memory for Receive and Transmit
FIFO Buffers
â Enhanced Power Management Features
â Optional Configuration via Serial EEPROM Interface
â Supports 8, 16 and 32 Bit CPU Accesses
â Internal 32 Bit Wide Data Path (Into Packet Buffer
Memory)
â Early TX, Early RX Functions
â Built-in Transparent Arbitration for Slave Sequential
Access Architecture
â Flat MMU Architecture with Symmetric Transmit and
Receive Structures and Queues
â 3.3V Operation with 5V Tolerant IO Buffers (See Pin
List Description for Additional Details)
â Single 25 MHz Reference Clock for Both PHY and
MAC
â External 25Mhz-output pin for an external PHY
supporting PHYs physical media.
â Low Power CMOS Design
â Supports Multiple Embedded Processor Host
Interfaces
â ARM
â SH
â Power PC
â Coldfire
â 680X0, 683XX
â MIPS R3000
â 3.3V MII (Media Independent Interface) MAC-PHY
Interface Running at Nibble Rate
â MII Management Serial Interface
â 128 Pin QFP package; green, lead-free package also
available.
â 128 Pin TQFP package, 1.0 mm height; green, lead-
free package also available.
â Industrial Temperature Range from -40°C to 85°C
(LAN91C111i only)
Network Interface
â Fully Integrated IEEE 802.3/802.3u-100Base-TX/
10Base-T Physical Layer
â Auto Negotiation: 10/100, Full / Half Duplex
â On Chip Wave Shaping - No External Filters
Required
â Adaptive Equalizer
â Baseline Wander Correction
â LED Outputs (User selectable â Up to 2 LED
functions at one time)
â Link
â Activity
â Full Duplex
â 10/100
â Transmit
â Receive
SMSC LAN91C111-REV B
DATASHEET
Revision 1.8 (07-13-05)
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