The S28HS256TGZBHM810 is a 256 Mb SEMPER™ NOR flash memory using Infineon's 45 nm MIRRORBIT™ technology. It supports octal (OPI) and SPI interfaces, achieves DDR read speeds up to 400 MBps, and offers sector architectures with 4 KB and 256 KB options. ISO 26262 ASIL B and ASIL D certification ensure functional safety. Endurance Flex, ECC, CRC, and SafeBoot features enhance reliability. Operating from 1.7 V to 2.0 V and AEC-Q100 qualified, it is ideal for automotive systems.