Technical Features
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USB 2.0 Hi-Speed connection - up to 480 Mbps data rate. Backward compatibility with Full-Speed USB 2.0 and USB 1.1. |
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Integrated USB 2.0 Hi-Speed PHY |
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All devices are lead and halogen free |
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16 kB USB buffer memory. |
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SD / SDIO interface supports
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Card detection |
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SD Specifications Part 1 Physical Layer Specification Version 2.00. SD Specifications Part E1 SDIO Specification Version 2.00. |
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Low power - suitable for bus powered applications. |
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3.3V supply. |
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Package: 36-pin QFN (RoHS) |
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Works with standard O/S drivers for Windows (2K/XP/Vista*/Windows 7*), LINUX, MAC and Win CE
* = Planned support |
VUB300 SDIO Host Controller Interface Chip
Extending the capabilities of SD and SDIO devices into the world of USB, and also allowing expansion of Laptop and Desktop PC's into the world of SD and SDIO devices, the VUB300 is a USB to SDIO host controller bridge chip interface that allows SDIO and SD compliant devices to be connected to any host PC via the Universal Serial Bus (USB). It is a USB 2.0 compliant device operating at Hi-Speed (480 Mbps). The SDIO Host function conforms to the SDIO Host specification with a generic USB wrapped interface to extend SDIO host controller support to the USB bus.

For embedded and external applications
The VUB300 has been designed as a QFN 36-pin 6x6mm package for applications that require a very high speed interface, including:
- PC Motherboards
- ExpressCards
- Embedded PC
- UMPC
- Custom systems
Device Support
The VUB300 conforms to:
- SD Specifications Part 1 Physical Layer Specification Version 2.00
- SD Specifications Part E1
- SDIO Specification Version 2.00.
The VUB300 supports any SD or SDIO device that conforms to the SD/SDIO specifications.
Host Support
The VUB300 conforms to the USB 2.0 Specification.
Operating System Support
The VUB300 SDIO host controller drivers are supported on the following operating systems:
- Linux
- Windows 2000 / Windows XP
- Windows Vista 32* / Windows Vista 64
- Windows 7*
- Windows Mobile/PocketPC/CE
- Apple MAC OSX
The drivers integrate with the generic SDIO host stack providing seamless functionality with existing SD and SDIO device drivers.
* = Planned support
Functionality and Design
VUB300 offers capability and intelligence to handle both USB and SDIO protocol, creating the connection between the two and seemlessly translating the data between the two formats.
Further Data
Download the product brief or please contact us for further information
Users
Guides are in PDF format which can be read with Adobe Acrobat Reader



