The S25FL064P0XMFB000 is a 64-Mbit, 3.0 V SPI NOR flash memory built on 90 nm MirrorBit® technology. It features 128 uniform 64 kB sectors, flexible sub-sector erase, and supports up to 104 MHz read speeds with advanced dual/quad I/O modes. Page programming up to 256 bytes, 100,000 program/erase cycles per sector, and 20-year data retention ensure reliability.