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GL827-OGG

USB 2.0 Single Slot SD/MMC/MS/SM/xD-Picture Card Reader Controller

GENESYS LOGIC 

GL827 USB 2.0 Single Slot Card Reader Controller

CHAPTER 1 GENERAL DESCRIPTION

The GL827 is USB 2.0 Single Interface Flash Card Reader controller. It supports USB 2.0 high-speed

transmission to Secure DigitalTM (SD), SDHC, Mini SDTM, Micro SDTM , T-Flash , MultiMediaCardTM (MMC),

RS MultiMediaCardTM (RS MMC), MMC Micro , HS-MMC, MMC-Mobile , Memory StickTM (MS), Memory

Stick DuoTM (MS Duo), High Speed Memory StickTM (HS MS), Memory Stick PROTM (MS PRO), Memory

Stick PROTM Duo (MS PRO Duo), Memory Stick ROM, MS PRO Micro, SmartMediaTM (SM) , and

xD-Picture Card TM (xD) on one chip. As a single chip solution for USB 2.0 flash card reader, the GL827

complies with Universal Serial Bus specification rev. 2.0, USB Storage Class specification ver.1.0, and flash card

interface specification each.

The GL827 can support different kinds of interfaces in single slot. For the best performance consideration,

the GL827 integrates high efficiency card interface hardware engine for data transfer. The GL827 also

supports firmware upgrade via USB interface (100 Pin LQFP), and external flash read/ write for firmware

upgrade and other applications.

The GL827 pin assignment design fits to card sockets to provide easier PCB layout. 100 Pin LQFP

(14mmx14mm), 48 Pin LQFP/LQFN (7mm x 7mm), QFN24 (4mm x 4mm), SSOP28 (150mil) are available

package types.

©2000-2007 Genesys Logic Inc. - All rights reserved.

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