The S25FS512SDSBHI210 is a 512 Mb (64 MB) SPI NOR flash memory using 65-nm MIRRORBIT™ technology and Eclipse architecture. It supports single, dual, and quad SPI Multi-I/O plus DDR read commands for up to 80 MB/s read rates at 1.8 V. Features include flexible sector architecture, 256-/512-byte page buffer, and advanced security with OTP and password protection. AEC-Q100 Grade 2 qualified for automotive, it suits code shadowing, XIP, and reliable storage.