The S25FL256LAGMFA001 is a 256 Mb (32 MB) automotive-grade SPI NOR flash memory using 65-nm floating gate technology. It supports single, dual, and quad I/O up to 133 MHz and DDR Quad I/O at 66 MHz, operates from 2.7 V to 3.6 V, and offers 100,000 program/erase cycles with 20-year data retention. Key features include advanced security regions, individual and region protection, and AEC-Q100 Grade 1 qualification for -40°C to +125°C applications.