As far as its memory type goes, it falls into the Volatile category. It is available in a case with a Tray shape. As you can see, it is embedded in 119-BGA case. There is 4.5Mb 256K x 18 of memory on the chip. In this device, the memory is of the SRAM-format, which is a popular format in the mainstream computing sector. Due to its wide operating temperature range, this device can be used in a wide variety of demanding applications. A supply voltage of 3.135V~3.465V can be applied to it. Its recommended mounting type is Surface Mount. Similar parts are frequently selected using IDT71V3559, the device's base part number.
IDT71V3559SA80BG Features
Package / Case: 119-BGA
IDT71V3559SA80BG Applications
There are a lot of Renesas Electronics America Inc. IDT71V3559SA80BG Memory applications.