The USB2642 is a USB 2.0 compliant, hi-speed hub and card reader combo solution. This fully-integrated, single chip solution provides USB expansion and flash media reader/writer integration. The Microchip USB2642 provides an ultra fast interface between a USB host and today’s popular flash media formats. The controller allows read/write capability to flash media including the following: Secure Digital (SD) SD High Capacity (SDHC) SD Extended Capacity (SDXC)?MultiMediaCard (MMC) Embedded MultiMediaCard (eMMC