The CY15B108QI-20LPXC is an 8-Mbit EXCELON™ LP ferroelectric RAM (F-RAM) with a 1,048,576 × 8 memory array, accessed via a high-speed SPI interface up to 20 MHz. It delivers virtually unlimited endurance (10^15 read/write cycles), 151-year data retention, and instant nonvolatile writes with no delays.