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Tuesday, March 26, 2019

eMMC vs. NAND





• eMMC is a flash storage type with an internal controller
 • Internal controller handles wear leveling, bad block management, and Error-Correc3ng Code (ECC)
 • eMMC provides simpler interface for developers to incorporate within designs
 • NAND requires 8 data lines and 5 control lines
 • eMMC can use 1 data lines and 2 control lines
• 2014 NXP Presentation estimated 4.375 Billion 16GB eMMC chips in the world
 • Samsung Galaxy S to S5 mobile phones all use eMMC Flash storage
• Sold over 110 Million devices alone, for ONE device line
• Low cost, many storage sizes, small single package footprint, integrated controller 

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