The part number refers to a Ferroelectric RAM (FRAM) memory IC manufactured by Fujitsu Semiconductor Memory Solution. This specific IC is a 64Kbit memory device that utilizes SPI (Serial Peripheral Interface) and operates at up to 20 MHz, packaged in an 8-SOP (Small Outline Package).

Fujitsu Semiconductor Memory Solution is known for producing a range of memory solutions, and this part is widely available through various electronic component distributors,Detailed parameters can be found in the specification.