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ST72681/R21 Datasheet(PDF) 1 Page - STMicroelectronics |
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ST72681/R21 Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 32 page  August 2007 Rev 5 1/32 1 ST72681 USB 2.0 high-speed Flash drive controller Features ■ USB 2.0 interface compatible with mass storage device class – Integrated USB 2.0 PHYSupports USB high speed and full speed – Suspend and Resume operations ■ Mass storage controller interface (MSCI) – Supports all types of NAND Flash devices including ST, 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 devices supported in a single 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 and USB 2.0 clock sources using an external 12 MHz crystal oscillator ■ 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 ■ TQFP48 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 TQFP48 7x7 Table 1. Device summary Features Orderable part numbers ST72681/R20 ST72681/R21 USB interface USB 2.0 high speed Number of NAND devices supported (1) up to 1 up to 4 R/W speed 11MB/s and 7MB/s 12MB/s and 8MB/s Operating voltage 3.0 to 3.6 V Operating temperature 0 to +70 °C Package TQFP48 7x7 / Die form 1. Number of NAND devices supported in a single channel. www.st.com |
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