The S25FS256SDSBHI203 is a 256 Mbit (32 MB) SPI NOR Flash memory using 65 nm MIRRORBIT™ technology and Eclipse architecture for fast program and erase. It supports single, dual, and quad SPI I/O, with up to 133 MHz SDR and 80 MHz DDR operation, enabling read rates up to 80 MBps. Operating from 1.7 V to 2.0 V, it meets AEC-Q100 Grade 1 for automotive use up to 125°C.