The S25FL064LABNFI043 is a 64 Mb automotive-grade SPI flash memory supporting single, dual, and quad I/O, QPI, and DDR read commands. Operating from 2.7 V to 3.6 V and qualified to AEC-Q100 Grade 1 (-40°C to +125°C), it offers block lock, pointer region, and password protection. With 100,000 program-erase cycles, 20-year data retention, quad read up to 54 MBps, flexible erase options, and standby current under 20 µA, it is ideal for automotive ECUs and embedded systems.