Part Number: SM3257EN
Function: High Speed USB2.0 Flash Memory Controller
Package: LQFP/TQFP 48pin
Manufacturer: Silicon Motion
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Description
The SM3257EN is a feature-enhanced USB2.0 Flash Disk controller with high compatibility and best performance designed to support MLC and TLC NAND flash. The controller also supports high speed ONFI 2.x and Toggle mode NAND. Compliant with USB version2.0 specification and USB Mass Storage Class version 1.0 specification, the SM3257EN provides write protect, PC boot-up from USB2.0 Flash Disk, password protection, secured partitioning functions, etc.
Reference Site: http://flash-extractor.com/forum/viewtopic.php?t=5616
Key
Features
1. Embedded crystal offers lower BOM cost
2. 1.8V low-power core operation
3. Built-in 5V/3.3V and 3.3V/1.8V voltage regulators
4. Complete compatibility with USB (Universal Serial Bus) Specification Rev. 2.0
5. Complies with USB Mass Storage Class Specification Rev. 1.0
6. USB Mass Storage Class Bulk-Only Transport Protocol
7. Complies with USB power specifications for bus-powered devices
Applications:
1. USB Flash Drive
2. USB Solid State Disk
3. Embedded Application
4. High-Speed NAND Storage
SM3257EN Datasheet
