GL828 USB 2.0 SD/MMC Single Slot Card Reader Controller
CHAPTER 1 GENERAL DESCRIPTION
The GL828 is USB 2.0 Single Interface Flash Card Reader controller. It supports USB 2.0 high-speed
transmission to Secure DigitalTM (SD), Mini SDTM, Micro SDTM , T-Flash , MultiMediaCardTM (MMC), RS
MultiMediaCardTM (RS MMC), MMC Micro, HS-MMC, MMC-Mobile, on one chip. As a single chip solution
for USB 2.0 flash card reader, the GL828 complies with Universal Serial Bus specification rev. 2.0, USB Storage
Class specification ver.1.0, and flash card interface specification each.
The GL828 can support SD/MMC card interface in single slot. For the best performance consideration, the
GL828 integrates high efficiency card interface hardware engine for data transfer.
The GL828 pin assignment design fits to card sockets to provide easier PCB layout. Package types are 48 Pin
LQFP/LQFN (7mm x 7mm), the GL828 can fit your various design in standalone and PC embedded, MFP,
TV … with USB 2.0 with SD/MMC single interface flash card reader/ writer applications.
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