AU6476 - USB 2.0 Multi-LUN Flash Card Reader Controller
The AU6476 is a single chip integrated USB 2.0 multimedia card reader controller that enables PC/DVD/Printer to read/write various type of flash media cards. Flash media cards such as CF, SMC, XD, SD, MMC, Memory Stick are widely used in digital camera, cell phone, PDA and MP3 player to store digital photos and compressed music.
Performance of AU6476 is maximized by implementing the latest and fastest card specification available form the industry.
Especially, AU6476 is designed with the high performance characteristic in flash card I/O speed. Users can easy and fast transfer the digital content among the different flash card.
Main Features:
Support USB V2.0 specification and USB Device Class Definition for Mass Storage, Bulk-Transport V1.0.
Complies with Secure Digital Card (SD) specification up to ver. 3.0(SDXC).
Support MMC spec up to Version 4.2.
Support CF spec up to ver. 4.1 Ultra DMA mode.
Support xD spec up to ver. 1.2
Support Memory Stick spec up to Version 1.43.
Support Memory Stick PRO spec up to Version 1.03.
Support Memory Stick PRO-HG spec up to Version 1.01.
Support SMC spec up to ver. 1.4
Hardware DMA engine integrated for performance enhancement.
Work with default driver from Windows ME/2000/XP/Vista/Windows 7 and Mac OS X; Vendor device driver from Alcor Micro are available to run under Windows 98 and Mac 9.
Ping-pong FIFO implementation for concurrent bus operation.
Support multiple sectors transfer optimize performance.
Support slot-to-slot read / write operation.
Support Dynamic Icon Utility.
Support LED for bus operating indication.
Power switch integrated to reduce production BOM cost.
30MHz 8051 CPU.
On-chip 5V to 3.3V/1.8V regulator.
Runs at 12MHz crystal.
Available in 100-pin LQFP package.
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