The S29GL256P90TFCR10 is a 256 Mbit, 3.0 V page-mode Flash memory using 90 nm MirrorBit technology, ideal for embedded code and data storage. It features 256 uniform 128 Kbyte sectors, single 3 V read/program/erase, VersatileIO control for 1.65 V to VCC I/O, and a 32-word write buffer for fast programming. With 90 ns random access, 20-year data retention, and 100,000 erase cycles per sector, it delivers reliable performance for automotive, networking, and industrial systems.