High-Frequency 1 Mbit I²C F-RAM with Wide Operating Range for Industrial Applications The FM24V10-G is a 1-Mbit (128K × 8) serial F-RAM memory with an industry-standard I2C interface, offering nonvolatile storage with 100 trillion read/write cycles and 151-year data retention at 65°C. Operating from 2.0 V to 3.6 V over –40°C to +85°C, it delivers NoDelay™ writes at bus speed, supports I2C up to 3.4 MHz, and consumes as little as 5 μA in sleep mode.