Its memory type can be classified as Non-Volatile. Case Tray is available. In the case of 48-TFSOP (0.724, 18.40mm Width), it is embedded within the case. There is an 4Mb 512K x 8 256K x 16 memory capacity on the chip. This device uses a FLASH-format memory, which is of mainstream design. A wide operating temperature range makes this device ideal for a variety of demanding applications. It is supplied votage within 4.5V~5.5V. It is recommended to mount it in the Surface Mount mounting type. To select similar parts, many people use the device's base part number M29F400. The memory device is enclosed in a package with an 48-pin connector. This memory chip has an operating supply voltage of 5V. Chips such as this one are mounted using Surface Mount mounting, a straightforward method of mounting that is effective. It is rated for a nominal supply current of 20mA for this memory component. There must be at least an -40°C operating temperature for this device. It is recommended that operation of the part be restricted to temperatures not exceeding 85°C, otherwise damage to the part may occur as a result of overheating. In order for this part to work properly, there must be a minimum voltage supply of 4.5V volts. An operating voltage of no more than 5.5V is required.