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USB Flash Drive Controllers
 
Overview Features Applications Block Diagram Selection Guide
 
Selection Guide
Product Host Standards Flash Interface ECC Support Flash VCCQ Support Package Other Features
SM3281 USB 3.2 Gen 1 1-CH/
8CE
Configurable BCH ECC 3.3V/1.8V or 1.8V/1.2V Die
QFN68
QFN48
• Read: up to 200MB/sec
• Single chip for Type A/Type C dual connector application
• Lower grade flash support
SM3280 USB 3.2 Gen 1 2-CH/
8CE
Configurable BCH ECC 3.3V/1.8V or 1.8V/1.2V QFN68 • Read: up to 350MB/sec
• Single chip for Type A/Type C dual connector application
SM3271 USB 2.0 1-CH Configurable BCH ECC 3.3V/1.8V or 1.8V/1.2V Die
QFN32
QFN40
QFP48
• Lower grade flash support
SM3270 USB 2.0 1-CH Configurable BCH ECC 3.3V/1.8V Die
QFN32
QFN40
QFP48