OXU931SF, Hi-Speed USB 2.0 to SATA Controller
Highlights
The OXU931SF is a single chip solution for bridging between USB2.0 and hard
disks. Optimized for performance and low cost of ownership, the OXU931SF is
ideal for creating external storage devices which connect to a PC or Mac via the
USB2.0 port.
General Features
o High performance SATA storage
controller with external flash support
Key Features
The integrated ARM7 and external flash enable the development of customized
solutions to exactly match the customers’ requirements.
o Integrated SATA core and PHY
o Integrated 480Mbps USB2.0 high
speed core and PHY
Because it requires minimal external components and offers an integrated
USB2.0 PHY and SATA PHY, the OXU931SF enables designers to create
products with a low bill-of-material.
o Integrated program ROM
o I2C interface for optional EEPROM
o Internal 3.3V to 1.8V regulator
o Single crystal operation
o Support for USB Human Interface
Device
USB2.0
o Support for button push apps
o Support for ATA HDD and ATAPI
o 8 GPIO for easy product customization
The embedded USB2.0 PHY supports both full and high speed, using bulk-only
transport Mass Storage Class device protocol. Its fast read and write transfers
ensure that the maximum possible host performance is maintained.
No additional USB host drivers are required, for either Windows® or Mac®
operating systems, for standard storage, button notification or GPIO control
applications.
SATA Interface
The SATA host port with embedded PHY and controller supports the latest
revisions of the SATA II specifications and supports interface speeds of 1.5GHz
deliver maximum performance with minimum latency for single disk USB
external storage.
Development Support
For external MAC and PC storage
solutions, Oxford Semiconductor offers
a
selection of reference designs,
development code, drivers, and
evaluation kits.
Product Ordering Information
Part Number
Description
OXU931SF-LQBG
Hi-Speed USB 2.0 to SATA controller
with external flash support
PLX Technology, Inc. All rights reserved. PLX and the PLX logo are trademarks of PLX Technology, Inc. All
other product names that appear in this material are for identification purposes only and are acknowledged to be
trademarks or registered trademarks of their respective companies. Information supplied by PLX is believed to
be accurate and reliable, but PLX assumes no responsibility for any errors that may appear in this material. PLX
reserves the right, without notice, to make changes in product design or specification.
Visit www.plxtech.com for more information.
© PLX Technology, www.plxtech.com
Page 1 of 1
4/8/2009, Version 1.0
