The CY15E004J-SXE is a 4-Kbit (512 × 8) automotive-grade serial F-RAM with an industry-standard I2C interface, offering nonvolatile memory with 10 trillion read/write endurance and 121-year data retention at 85°C. Operating from 4.5 V to 5.5 V, it supports up to 1 MHz I2C clock and features low active and standby current.