Posedge Inc. 
Short Desc. : SD 3.0 / eMMC4.4 Memory Device Controller
Overview :
The Posedge SD 3.0 / eMMC4.4 Memory Device Controller (PE-SDMMCD300) is a highly configurable Device Controller compatible with SD Physical Layer Specification Version 3.0 and eMMC Specification Version 4.4. The PE-SDMMCD300 controller supports SPI, SD 1, 4 bit modes and eMMC 1, 4, 8bit modes. The Core is designed to operate at a maximum frequency of 208MHz for SD and 52MHz for eMMC. The simple and flexible interface of PE-SDMMCD300 controller enables the user to integrate effectively in any SOC system or with any system bus interface. The controller supports both Boot and Alternate Boot Mode Operation.
Features : - SD Physical Layer Specification 3.0,eMMC Specification 4.4,AMBA Specification 2.0
- Supports SD Bus Width (1-bit, 4-bit , 8 bits) , SPI Mode and MMC Bus Width 1/4/8 bit.
- Supports SD SDR12, SDR25, SDR50, SDR104, DDR50.
- Supports Boot Mode , Alternate Boot , Sleep Mode , Stream Mode.
- Supports CMD20 for Speed Class Recording.
- Supports Password Protection of Cards.
- Supports Secure Erase Mechanism,Supports Built-in write protection features.
- Configurable 32-bit FIFO buffers (512B – 2kB).
- Replay Protected Memory Block.
- Dual-Buffer mode optimizes throughput,Data Transfer Rate – Up to 832Mbps,Data Transfer Rate – Up to 832Mbps,AHB Clock – Up to 300MHz (process dependant)
Categories :
Portability :
Type : Soft

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