As far as memory types are concerned, Volatile is considered to be its memory type. The case comes in Tape & Reel (TR) size. An embedded 44-TSOP (0.400, 10.16mm Width) case surrounds memory ics. This chip has an 4Mb 256K x 16 size of memory on it, so a lot of data can be stored on it. There is a mainstream memory format used by this device, which is called SRAM-format memory. With an extended designed operating temperature of -40°C~85°C TA, this device is capable of lots of demanding applications. A voltage of 2.3V~3.6V is possible to be applied to the supply. A Surface Mount mounting type is recommended for this product. A package of 44 pins is used to protect this memory device.