Data Sheet
OXU140CM
USB On-The-Go Full Speed Host, High Speed Peripheral
with Multi-Storage Interface
Features
Single‐chip USB OTG full‐speed host and high‐speed peripheral
controller
Reduces system cost and board space
Minimizes system design complexity and power
Simultaneous USB host, peripheral, and
CE‐ATA/MMC/SD interface operation
USB peripheral to CE‐ATA/MMC/SD bridging
Compatible with the USB 2.0 and OTG specifications
CE‐ATA 1.1 command support with built‐in flow control
MMC 4.1 compatible
Configurable 1‐/4‐/8‐bit data bus at up to 48 MHz clock
frequency
Dual‐voltage (3.3 V and 1.8 V) I/O support
Integrated smart clock control for reduced power
consumption
3.3 V power supply, flexible I/O voltage of 1.65 V to 3.6 V
(LVCMOS/TTL) to interface to a wide range of MCUs
Low‐power sleep mode to minimize power consumption when
not in use
Integrated on‐chip charge pump, supports up to 100 mA of
current, enables support for broad range of USB devices
Packaging
8 × 8 mm BGA, 100 ball, RoHS compliant
14 × 14 mm LQFP, 128 pin, RoHS compliant
16‐bit memory mapped interface can gluelessly interface to most
popular microprocessors and DSPs
Fast microprocessor access cycle and double/multi buffering
support for all four types of USB transfers
Two DMA (slave) channel support for peripheral controller and
CE‐ATA/MMC/SD controller lowers CPU utilization
Integrated PLL supports external crystal or crystal oscillators of
12 MHz or 30 MHz, for system flexibility
DS-0038 Jul 06
External--Free Release
1
OXFORD [ OXFORD SEMICONDUCTOR ]
