The S25FL128SDPMFIG00 is a 128 Mb SPI Multi-I/O NOR flash memory from Infineon, built on 65-nm MIRRORBIT™ technology and Eclipse architecture. It supports single, dual, and quad SPI modes, DDR operation up to 80 MBps, and 24- or 32-bit addressing. Operating from 2.7 V to 3.6 V core and 1.65 V to 3.6 V I/O, it offers 100,000 program-erase cycles, 20-year data retention, advanced sector protection, and AEC-Q100 grades. Typical uses include code shadowing, XIP, and automotive.