This AU6367 is a highly integrated single chip for USB SD/MMC flash card reader and UFD controller. It supports USB2.0 high-speed transmission to SD/MMC card and SLC flash memory interface in one chip. The characteristic of high integration let AU6367 can be easily produced as the multi-feature (Flash card reader/UFD) device.

FEATUREs
Support USB V2.0 specification and USB Device Class Definition for Mass Storage, Bulk-Transport V1.0
Support SD/MMC compatible flash card
Support the latest flash card specification: SD1.1 (HS-SD), MMC4.1 (8-bit)
Support SLC flash memory
Alcor speed-up engine integrated for data transmission performance enhancement
Work with default driver from Windows ME/2000/XP and Mac OS X; Windows 98/2000(SP1/SP2) and Mac OS 9 are supported by vendor driver from Alcor.
Ping-pong FIFO implementation for concurrent bus operation
Support multiple sectors transfer optimize performance
Support Dynamic Icon Utility
Support LED for bus operating indication
Power switch integrated to reduce production BOM cost
30MHz 8051 CPU
Built in 3.3V to 2.5V regulator