*Support SDHC 1-bit/4-bit mode and SPI mode (>2GB) *Support standard SD 1-bit/4-bit mode and SPI mode (<2GB) *Compliant to SD Physical Layer Specification Version 1.10 *Compliant to SDIO Specification Version 1.10 *Support Full-Speed Host clock 0 ~ 25 MHz for SDIO commands *Support Hi-Speed Host clock 0 ~ 50 MHz for SD Memory commands *921.6 Kbps maximum baud rate for super fast data transmission