The S26KL512SDABHA020 is a 512 Mb (64 MB) HYPERFLASH™ NOR flash memory with HYPERBUS™ DDR interface, delivering up to 333 MBps sustained read throughput at 1.8 V and 166 MHz. It features 3.0 V and 1.8 V operation, uniform 256 KB sectors, eight optional 4 KB parameter sectors, and advanced sector protection. Endurance is rated at 100,000 cycles with 20-year data retention.