The S80KS2564GACHA043 is a 256 Mb HYPERRAM™ self-refresh DRAM (PSRAM) for add-on system memory using a 1.7 V to 2.0 V HYPERBUS™ extended-IO x16 DDR interface with RWDS and RESET#. It supports up to 200 MHz clock, 35 ns max access time, and up to 800 MBps throughput, plus configurable linear or wrapped bursts. Automotive AEC-Q100 Grade 3/2 operation and hybrid sleep/deep power-down modes.