The S29GL128P11FFIV22 is a 128 Mbit, 3.0 V-only page-mode Flash memory based on 90 nm MirrorBit technology, featuring 128 uniform 128 Kbyte sectors and VersatileIO control for I/O voltages from 1.65 V to VCC. It offers fast access times down to 90 ns, a 32-word write buffer for high-speed programming, and advanced sector protection. Operating from -40°C to +85°C, it supports 100,000 erase cycles per sector and 20-year data retention for reliable embedded storage.