GL423 datasheet(10/32 Pages) GENESYS

Part #	GL423

Description	USB 2.0 SD/MMC-controller Combo Solution

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Manufacturer	GENESYS [GENESYS LOGIC]

Direct Link	http://www.genesyslogic.com

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GL422/GL423 USB 2.0 +SD/MMC-controller Combo Solution

Page 10

2.4 Flash Memory Interface

• Direct interface to NAND/AND flash chips (SAMSUNG / TOSHIBA / HITACHI / RENESAS /

MICRON / ST / HYNIX)

• Direct interface to NOR/OR Flash chips (die only)

• Supports dual-channel, 16 bits flash (die only)

• Drives up to 4 flash memory chips, respectively (die only)

• Supports 64 Mb / 128 Mb / 256 Mb / 512 Mb /1Gb / 2Gb / 4Gb / 8Gb flash chips

• Embedded firmware support for flash file system (FTL)

• Built-in flash management algorithm

• Powerful ECC for error detection and correction up to 6 bytes per 512 bytes

2.5 Micro Controller and Analog System

• RISC core with fast speed and less code size

• Flexibility to update system code

• Ability to add customers’ own feature

2.6 Product Packages

• 56-pin QFN package

• 54-pin VFBGA package

2.7 Technology

• 0.18um process

2.8 Manufacture

• Easy firmware development environment

• Supports firmware upgrade tool via PC

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