USB2.0 All-in-One Card Reader Controller
 SM333 |
  Overview
The SM333 is a highly integrated, flexible application USB2.0 Multi-slot Flash memory card reader controller with USB2.0 high-speed transmission.
The SM333 provides the most competitive cost and the best performance solution and the best media card compatibility. Especially, the SM333 is designed for specific application such as: PC system, embedded system of Printers, Game consoles, Multimedia center, Multimedia TV and stand alone card reader station with dual independent SD interface for SD2.0/ MMC4.2 and Micro -SD/ MMC micro.
In addition, the SM333 supports the most updated media card standards: CF4.0 (Ultra-DMA), MMC 4.2, SD 2.0, xD-v1.2, and all existing flash memory card standards. By the in-system-programming (ISP) function through USB port, it keeps the flexibility to meet the newest updated standards in a small memory size serial EEPROM 24Cxx or 93Cxx.
Features
- Complies with USB specification ver.2.0 and USB Mass Storage Class specification ver.1.0 Bulk Only transport protocol
- Operating system supported: Windows XP/2000/Me/98/98SE, Mac OS 9.X/X, Linux Kernel 2.4.
- Supports multi interfaces in one chip:
- Secure Digital™ (SD) Version 1.1, 2.0
- Mini SD/ Micro SD/ T-Flash
- Multi Media Card™ (MMC) Version 4.2
- Memory Stick™/ Memory Stick Duo™ / Memory Stick Pro™ Version 1.4
- CompactFlash™ (CF) Version 4.0/ IBM MicroDrive
- SmartMedia™ (SM)
- xD-Picture Card™, Version 1.2
- 12MHz crystal driver circuit
- PowerMos integrated for card slot over-current protection
- Supports serial EEPROM 93Cxx & 24Cxx interface for the flexibility of VID, PID, serial number, vender information & firmware update via USB interface
- Provide two LED indicators for USB power and flash card access
- Supports suspend and resume
- Complies with USB power specifications for bus-powered devices
- Supports up to 4 Flash memory card interfaces (3/ 4 LUNs):
- CF3.0, SD2.0/ MMC4.2 , (Micro SD/ MMC micro), Memory stick, SMC/ xD
- Available in an 100-pin LQFP package
SM333 Block Diagram
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