技术特性

• USB 2.0 interface compatible with mass storage device class
  • Integrated USB 2.0 PHY supporting USB high speed and full speed
  • Suspend and Resume operations
• Mass storage controller interface (MSCI)
  • Supports 2 KB-page NAND Flash devices including Numonyx, Hynix, Samsung, Toshiba, Micron, Renesas
  • Reed-Solomon encoder/decoder on-the-fly correction (4 bytes of a 512-byte block)
  • Flash identification support
  • Up to 12 MB/s for read and 8 MB/s for write operations in single channel
  • Up to 4 NAND Flash supported per channel
• Embedded ST7 8-bit MCU
• Supply management
  • 3.3 V operation
  • Integrated 3.3-1.8 V voltage regulator
• USB 2.0 low-power device compliant
  • Less than 100 mA during write operation with two NAND Flash devices
  • Less than 500 μA in suspend mode
• AutoRun CDROM partition support
• Bootability support (HDD mode)
• Clock management
  • Integrated PLL for generating core+USB 2.0 clocks from external 12 MHz crystal
• Data protection
  • Write protect switch control
  • Public/private partitions support
• Production tool device configurability:
  • USB vendor ID/product ID (VID/PID), serial number and USB strings with foreign language support
  • SCSI strings
  • One or two LED outputs
  • Adjustable NAND Flash bus frequency to reach highest performance
• Code update in the NAND Flash memory
• LQFP48 7x7 ECOPACK® package
• Development support
  • Complete reference design including schematics, BOM and Gerber files
• Supports Windows (Vista, XP, 2000, ME), Linux and MacOS. Drivers available for Windows 98 SE

功能框图