SD Card Host Interface

Features

• compatible with SD Card Interface V1.0
• compatible with MMC Interface V3.31
• supports all bus modes (includeing proposed 8 bit)
• Built-in CRC generation/check
• programmable card clock generator (0-25MHz)
• clock off for idle cards for ultra low power
• AMBA AHB bus interface (up to 200MHz)
• DMA support
• EBI support
• ~8.600 gates + Fifo, (~18.600 gates incl. 32x32Bit fifo)
• 6.6mW @40MHz, 0.25um