Its memory type can be classified as Volatile. You can get memory ics in a Tray case. As you can see, it is embedded in 256-LBGA case. It is estimated that the memory size on the chip is 4.5Mb 256K x 18. The device uses a mainstream SRAM-format memory. Suitable for use in a wide range of demanding applications, this device offers an extended operating temperature range of 0°C~70°C TA. The device is capable of handling a supply voltage of 3.15V~3.45V. Its recommended mounting type is Surface Mount. A device's base part number, IDT70V631, is often used in order to identify similar components.
70V631S10BCG Features
Package / Case: 256-LBGA
70V631S10BCG Applications
There are a lot of Renesas Electronics America Inc. 70V631S10BCG Memory applications.