FMS20_NEO Smeiconductor_PPT.pdf
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PPT/X-NAND/FMS/V20/D
New Flash Architecture Combines QLC Density with SLC Speed
Andy Hsu, Founder/CEO
X NAND
TM
NEO Semiconductor
San Jose, CA, USA
www.neosemic.com
© 2020 NEO Semiconductor, Inc. All rights reserved.
X-NAND © trademark pending is the property of NEO Semiconductor, Inc.
NEO SEMICONDUCTOR
Flash Memory Summit
2020
2
NAND flash memory is
migrating from TLC toward
QLC, which stores 4 bits
instead of 3 bits of data in
one cell to achieve 33% cost
reduction.
For each generation, the
density is increased and the
die cost is reduced, but the
performance and endurance
also become poorer.
SLC MLC TLC QLC PLC
1X
0.25X
0.5X
0.75X
Cost
Write Speed
Read Speed
Future Trend of NAND Flash
of 60
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