Overview

The LAN950x is a high performance Hi-Speed USB 2.0 to 10/100 Ethernet controller. With applications ranging from embedded systems, set-top boxes, and PVR’s, to USB port replicators, USB to Ethernet dongles, and test instrumentation, the device is a high performance and cost competitive USB to Ethernet connectivity solution.

The LAN950x contains an integrated 10/100 Ethernet PHY, USB PHY, Hi-Speed USB 2.0 device controller, 10/100 Ethernet MAC, TAP controller, EEPROM controller, and a FIFO controller with a total of 30 KB of internal packet buffering.

The internal USB 2.0 device controller and USB PHY are compliant with the USB 2.0 Hi-Speed standard. The device implements Control, Interrupt, Bulk-in, and Bulk-out USB Endpoints.

PRODUCT FEATURES

Highlights

? Single Chip Hi-Speed USB 2.0 to 10/100 Ethernet

Controller

? Integrated 10/100 Ethernet MAC with Full-Duplex

Support

? Integrated 10/100 Ethernet PHY with HP Auto-MDIX

support

? Integrated USB 2.0 Hi-Speed Device Controller

? Integrated USB 2.0 Hi-Speed PHY

? Implements Reduced Power Operating Modes

Target Applications

? Embedded Systems

? Set-Top Boxes

? PVR’s

? CE Devices

? Networked Printers

? USB Port Replicators

? Standalone USB to Ethernet Dongles

? Test Instrumentation

? Industrial

Key Features

? USB Device Controller

— Fully compliant with Hi-Speed Universal Serial Bus

Specification Revision 2.0

— Supports HS (480 Mbps) and FS (12 Mbps) modes

— Four endpoints supported

— Supports vendor specific commands

— Integrated USB 2.0 PHY

— Remote wakeup supported

? High-Performance 10/100 Ethernet Controller

— Fully compliant with IEEE802.3/802.3u

— Integrated Ethernet MAC and PHY

— 10BASE-T and 100BASE-TX support

— Full- and half-duplex support

— Full- and half-duplex flow control

— Preamble generation and removal

— Automatic 32-bit CRC generation and checking

— Automatic payload padding and pad removal

— Loop-back modes

— TCP/UDP/IP/ICMP checksum offload support

— Flexible address filtering modes

– One 48-bit perfect address

– 64 hash-filtered multicast addresses

– Pass all multicast

– Promiscuous mode

– Inverse filtering

– Pass all incoming with status report

— Wakeup packet support

— Integrated Ethernet PHY

– Auto-negotiation

– Automatic polarity detection and correction

– HP Auto-MDIX support

– Link status change wake-up detection

— Support for 3 status LEDs

— External MII and Turbo MII support HomePNA? and

HomePlug? PHY

? Power and I/Os

— Various low power modes

— NetDetach feature increases battery life 1

— Supports PCI-like PME wake 1

— 11 GPIOs

— Supports bus-powered and self-powered operation

— Integrated power-on reset circuit

— Single external 3.3v I/O supply

– Internal core regulator

? Miscellaneous Features

— EEPROM Controller

— Supports custom operation without EEPROM 1

— IEEE 1149.1 (JTAG) Boundary Scan

— Requires single 25 MHz crystal

? Software

— Windows XP/Vista Driver

— Linux Driver

— Win CE Driver

— MAC OS Driver

— EEPROM Utility

? Packaging

— 56-pin QFN (8x8 mm) Lead-Free RoHS Compliant

? Environmental

— Commercial Temperature Range (0°C to +70°C)

— Industrial Temperature Range (-40°C to +85°C)