Flash Memory Card Controllers
 SM2XX Family |
  Key Features
- High performance flash memory controller with dual channel flash interface
- Supports In-System-Programming capability- Resolve compatibility issue without silicon change
- Supports patented FastMDC™ and QuickWrite™ technology
- Supports CPRM™ (Content Protection Recordable Media) for Secure Digital™ Card
- Supports High-Speed CompactFlash® and SD/MMC card spec.
- Flexible flash memory configuration
- Supports both 8bit/16 bit Flash Interface
- Supports dual supply voltage: 3.3V/1.8V
- Enhanced ESD design
Overview
Silicon Motion introduces the Zoom family of silicon offering unsurpassed performance for flash memory. The growing popularity of supplemental removable storage on digital devices, has created a tremendous demand for removable storage devices, such as CompactFlash®, Secure Digital™ Card, miniSD™, microSD™, MultiMediaCard™, MMCplus™ and MMCmobile™. MMCmicro™.
Silicon Motion's QuickWrite™ is a proprietary technology to boost the performance up to 50% for all data write cycles going through file systems. In addition, the patented FastMDC technology is to ensure ultra high performance of flash access time and high reliability of data storage.
The Zoom family can support up to 32Gbytes total capacity with max. 8 NAND flash memory devices. Furthermore, it is capable of supporting the latest NAND flash memory, including Samsung, Toshiba, Hynix, Micron, Intel, ST Micro SLC/MLC NAND Flash and Renesas AG-AND Flash.
The Zoom family is in compliance with security scheme, such as CPRM for Secure Digital™ Card.
Silicon Motion has developed 0.16um technology for next generation of Zoom products that meets users' needs by offering 1.8V operating capability while also being usable in products such as digital handheld devices that operate at 3 V.
Features
- Embedded hardware RS-ECC-4 symbol/page correction
- Embedded hardware BCH-ECC 8 bit
- Internal voltage detection circuitry
Copyright Protection
- Supports CPRM on Secure Digital Card™
Flash Memory
- Supports up to 4 flash CE pins per channel
- Supports up to 32Gbytes total capacity
- Supports 90nm-5xnm Samsung, Toshiba, Hynix, Micron, ST Micro and Renesas Flash.
- Supports Small Block SLC NAND Flash, Big Block SLC NAND Flash, Small Block MLC NAND Flash, Big Block MLC NAND Flash and AG-AND Flash.
Industry standards
Fully complaint with flash card standards including CompactFlash®, Secure Digital™, miniSD™, microSD™, MultiMediaCard™, MMCplu™, MMCmobile™ and MMCmicro™.
User Benefits
- Reduces data transfer time to/from flash card by 50%+ with consumer electronics
- Data stored on flash card is safe from data corruption for years
- Easy interoperability with CPRM devices and media for pre-recorded audio
- Superior compatibility performance for over 2000 popular consumer electronic devices
Zoom Product
Selection Guide
| Family |
Part No. |
Description |
Zoom CF |
SM222 |
Compact Flash card controller with Multi-word DMA support |
|
SM223 |
Compact Flash card controller with UDMA support |
Zoom SD |
SM263 |
MMC 4.0 card controller with dual voltage support |
|
SM264 |
SD1.1 card controller with 1-CH flash I/F |
|
SM265 |
MMC 4.1 card controller with 2-CH flash I/F |
|
SM266 |
SD 1.1 card controller with 2-CH flash I/F |
|
SM267 |
MMC 4.2 card controller with 2-CH flash I/F |
|
SM268 |
SD 2.0 card controller with 2-CH flash I/F |
For More Information
To learn more about Zoom family of silicon and Silicon Motion's low-power silicon and software solutions visit our website at www.siliconmotion.com or www.siliconmotion.com.tw
All trademarks and registered are the property of their respective owners. Information and specifications subject to change without notice.
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