K9F2G08U datasheet(1/32 Pages) STMICROELECTRONICS

No. de pieza	K9F2G08U

Descripción Electrónicos	USB 2.0 high-speed Flash drive controller

PDF	32 Pages

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Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

Página de inicio	http://www.st.com

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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.

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