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ST72681 Datasheet(PDF) 1 Page - STMicroelectronics

No. de pieza ST72681
Descripción Electrónicos  USB 2.0 high-speed Flash drive controller
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

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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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