The Infineon S29GL256S90FHI020 is a 256 Megabit (32 MByte) NOR Flash Semiconductor Memory. It is part of the Super Flash family, designed to meet the low-power, high-density memory requirements of consumer and industrial applications. The device is available in space-saving, 78-ball, 8x6x1.0mm BGA package and 172-ball, 10x10x1.27mm BGA package. It operates on 3.0 V to 3.6 V and offers an access time of 45, 90 or 138 ns. It features an automatic write-protection algorithm, which secures data codes in case of unexpected power failure or hardware/software malfunctions. The device is suitable for code/data storage, non-volatile program code storage and firmware.