The CY15B108QN-40LPXI is an 8-Mb EXCELON™ LP ferroelectric RAM (F-RAM) with a 1024K × 8 organization and high-speed SPI interface up to 40 MHz. It delivers 10^15 endurance cycles, 151-year data retention at 60°C, instant non-volatile writes, and no write delays. Operating from 1.8 V to 3.6 V over –40°C to +85°C, it offers low power, advanced write protection, unique device ID, and a 256-byte special sector for industrial and control applications.