Silicon Motion SM2246EN - Manual

The SM2246EN is a high-performance SATA 6Gb/s SSD controller ideally suited for both client SSDs as well
as NAND-cache drives used in low-cost and performance-enhancing hybrid storage solutions for PCs,
Ultrabooks, tablet and other embedded applications. Its ultra-low power consumption effectively extends
battery life and optimizes user experience. The SM2246EN fully supports the latest generation MLC/TLC/SLC *
NAND in high-speed Toggle, ONFI, or Async mode, enabling the realization of high capacity and highly reliable
SSDs on the market. In addition, SM2246EN incorporates advanced security protocols and is compliant with
AES 128/256 and Trusted Computing Group (TCG) Opal full-drive encryption * .
Ultra High Performance
Sequential Read: 540 MB/s **
Sequential Write: 410 MB/s **
Random Read: 80,000 IOPS **
Random Write: 75,000 IOPS **
SATA 6Gb/s SSD Controller
KEY FEATURES
SM2246EN
Best-in-class Low Power
Average power consumption: 60mW
(25% lower than the device power target of Intel
2014 Ultrabook Guidance with MobileMark’12)
Enhanced Security *
Real time full drive encryption with AES
TCG Opal protocol
Hardware SHA 256 and TRNG
Available in Commercial and Industrial Grades