In terms of its memory type, it can be classified as Volatile. Case Tray is available. The file is embedded in a 28-TSSOP (0.465, 11.80mm Width) case. This chip has an 256Kb 32K x 8 size of memory on it, so a lot of data can be stored on it. SRAM-format memory is used in this device, which is a mainstream design. Due to its wide operating temperature range, this device can be used in a wide variety of demanding applications. The supply voltage can be up to 4.5V~5.5V. As far as the mounting type is concerned, Surface Mount is recommended. The chip is terminated with 28 terminations. This part supports as many as 1 functions for the comprehensive working procedure. Memory devices such as this one are designed to be powered by 5V and should be used as such. In this ic memory chip, there is an 28-pin package that encloses the device. It is worth noting that this memory device has 28 pins, which indicates it has 28 memory locations. The power supply needed for this memory chip is only 5V . I/O port addresses on this device are mapped to memory addresses of COMMON bits. With a maximum supply current of 0.025mA , it is able to operate from a variety of supplies.