The S25FL064P0XMFB003 is a 64-Mbit 3.0 V SPI NOR flash memory using 90 nm MirrorBit® technology, with 128 uniform 64 kB sectors and quad I/O operation up to 80 MHz. Operating from 2.7 V to 3.6 V across -40°C to +105°C, it supports up to 100,000 program/erase cycles per sector and 20-year data retention. Typical applications include automotive, industrial, and embedded systems requiring reliable, high-speed non-volatile storage.