What is a FRAM, Ramtron international corporation, f ram, Random Access Memory

 FM24CL64B Series 64Kb (8K x 8) Serial 3 V SMT F-RAM Memory - SOIC-8

https://www.futureelectronics.com/p/semiconductors--memory--RAM--nvram--fram-mram/fm24cl64b-g-infineon-5003455