S28HS256TGZBHB013 is a 256 Mbit SEMPER™ NOR flash for automotive code and data storage, using an octal interface. It operates from 1.7 V to 2.0 V over -40C to 105C and supports JESD251 Octal SPI with 166 MHz SDR and 200 MHz DDR, delivering up to 400 MByte/s bandwidth. ISO 26262-compliant safety features include ECC (SECDED), interface CRC, data integrity CRC, and SafeBoot diagnostics.