The CY15B128J-SXAT is a 128-Kbit (16K × 8) automotive serial F-RAM with high-endurance ferroelectric technology, supporting 100 trillion read/write cycles and 151-year data retention at 65°C. It operates from 2.0 V to 3.6 V, with active current up to 175 μA at 100 kHz and 8 μA in sleep mode.