The FM25CL64B-DGTR is a 64-Kbit (8K × 8) serial F-RAM with SPI interface, offering nonvolatile storage with 100 trillion (10¹⁴) read/write endurance and 151-year data retention at 65°C. Operating from 2.7 V to 3.65 V over –40°C to +85°C, it supports up to 20 MHz SPI clock, NoDelay™ writes, advanced write protection, and low power consumption. The 8-pin DFN package is RoHS compliant, ideal for data logging and industrial control applications requiring frequent rapid writes.