The S29GL256P90TFIR20 is a 256 Mbit page-mode Flash memory built on 90 nm MirrorBit® technology, offering uniform 128 Kbyte sectors for embedded applications needing high density and performance. Operating at 2.7–3.6 V, it supports VersatileIO™ for I/O voltages from 1.65 V to VCC and delivers a 90 ns random access time. The device features a 32-word write buffer. Industrial temperature range and 56-pin TSOP package ensure suitability for demanding environments.