The CY15B108QN-40LPXIT is an 8-Mb EXCELON™ LP Ferroelectric RAM (F-RAM) with a 1024K × 8 memory array and high-speed SPI interface up to 40 MHz. It delivers instant non-volatile writes, virtually unlimited endurance of 10^15 cycles, and 151-year data retention at 70°C. Operating from 1.8 V to 3.6 V across -40°C to +85°C, it features low power consumption, advanced write protection, unique device ID, and a 256-byte special sector for reliable industrial data logging.