The FM24CL64B-DG is a 64-Kbit (8 K × 8) automotive-grade serial ferroelectric RAM (F-RAM) with I2C interface, offering 10 trillion (10¹³) read/write cycles and 121-year data retention at 85°C. Operating from 3.0 V to 3.6 V across –40°C to +125°C, it features NoDelay™ writes at bus speed, low active current (120 μA at 100 kHz), and AEC-Q100 Grade 1 compliance. Ideal for data logging, industrial controls, and rapid nonvolatile writes.