The S29GL256P11FFIV12 is a 256 Mbit page-mode Flash memory built on 90 nm MirrorBit® technology, featuring uniform 128 Kbyte sectors and optimized for embedded applications needing high density and performance. It operates on a single 3 V supply (2.7–3.6 V) and supports VersatileIO with I/O voltages from 1.65 V to VCC. The device offers a 32-word write buffer for fast programming, 100,000 erase cycles per sector, advanced sector protection, and a secured silicon sector.