Part number : SM3257
Functions : USB2.0 Flash Memory Controller
Manufacturer : Silicon Motion
The Device is the latest USB Flash Disk
Based on 0.152um fabricated technology and low power consumption consideration, SM3257 complies with USB power specification ver.2.0 for bus-powered devices. For USB2.0 Flash Disk application, SM3257 supports high capacity up to 4 data Flash banks, “Write Protect” function, PC boot-up from USB2.0 Flash Disk, Password protection, and Secured Partitioning functions.
This controller also delivers extremely high data transfer rate and correct data through reliable 13/24/40-bit ECC engine for the coverage of the MLC/TLC flash read/write disturbance. By integrating
5V to 3.3V regulator and Power-on-Rest components, it will help customers to save overall cost. SM3257 is
available with 48pins LQFP package, 48pins TQFP package and 40pins QFN package with a
manufacturing-ready turnkey solution now.
Reference site : http://www.usbdev.ru/
SM3257 Datasheet PDF
Other data sheets within the file : SM3257EN-QX