FEATURES
USB specification compliance 
-  Compliant with Universal Serial Bus specification rev. 2.0.
-  Compliant with USB Mass Storage Class Bulk only Transport Specification rev. 1.0.
-  Supports one USB device address and up to 5 endpoints, including one control, one interrupt and 2 bulk IN / OUT endpoint pairs.
Integrated USB building blocks
-  USB2.0 transceiver macro (UTM), Serial Interface Engine (SIE), embedded Power-On Reset (POR)
and Low-Voltage Detector (LVD) 
Embedded 8051 micro-controller
-  Operate @ 60 MHz clock, 12 clocks per instruction cycle
-  Embedded 64K Byte mask ROM and internal 256 byte SRAM
Support firmware upgrade to external flash via USB port ( ISP : In System Programming )
Embedded five power switches for power control of five cards interface
-  Programmable over-current detected period is from 1us to 0.64 ms
-  Internal pull-up/pull-down resistance I/O pad controlled by firmware 
On-chip 5V to 3.3V and 3.3V to 1.8V regulators
On board 12 Mhz Crystal driver circuit
128-pin LQFP: Support the following memory card interfaces
-  CompactFlash^TM  (CF), Microdrive
-  Secure Digital^TM (SD), miniSD^TM, microSD^TM /TransFlash^TM
-  MultiMediaCard^TM (MMC), MMCplus TM, MMCmobile TM , MMCmicro TM , RS-MMC
-  Memory StickTM (MS), Memory Stick PROTM (MS PRO), MS Duo, MS PRO Duo, MS Micro (M2) 
-  SmartMediaTM(SM)
-  xD-Picture CardTM Type M/H 
Support CF v4.0 with PIO mode 0-6 and UDMA 0-4 mode
Support SD and MMC
-  SDHC(SD v2.0) 4-bit
-  MMC v4.2 8-bit
Support CE-ATA v1.0b (external flash)
Support Dual SD and MS-PRO 4-bit for 5 slots (CF, SM/xD, SD/MMC 8bit, MS/MSPRO, microSD/
MMCmicro/ T-Flash 4bit)
Support MS PRO-HG 8-bit for 4 slots (CF, SM/xD, SD/MMC 8bit, MS/MSPRO-HG)
Support SM v1.00
Support xD-Picture v1.2C Type M/H (TID:AA-CG0451)
Two independent SD/MMC interfaces
-  One is SD/MMC 8bit, the other is microSD/ MMCmicro/T-Flash 4bit
-  Support SD/MMC-to-SD/MMC read/write operations.
48-pin LQFP: Support MS PRO-HG 8-bit and SDHC/MMC v4.2 8-bit
Operating system supported: Windows Vista32&64/XP/2000/Me/98/98SE, Mac OS 9.X/10.X, Linux
Kernel 2.4.X/2.6.X
-  Pass Windows Vista32&64 (submission ID:1231473)
-  Pass Windows XP (submission ID: 1231870)
Support external serial EEPROM interface (8-bit format) for the flexibility to load vender informationand system option
High efficient hardware engine
-  Integrated Fast 8051 microprocessor
-  High efficient DMA hardware engine improves transfer rate between USB and flash card interfaces
Available in 128-pin LQFP 14x14 mm and 48-pin LQFP green package