The S25FL256SAGNFM003 is a 256 Mb (32 MB) automotive-grade NOR flash memory with a SPI Multi-I/O interface supporting single, dual, and quad data lines, up to 133 MHz clock and DDR read to 80 MBps. Built on 65-nm MIRRORBIT™ technology with Eclipse architecture, it offers 100,000 program-erase cycles, 20-year data retention, and advanced sector protection.