S29VS256R
Spansion
256 Megabit (32 Megabyte) 1.8 V Burst 16-bit Data Bus, Simultaneous Read/Write, Multiplexed MirrorBit Flash Memory
256 Megabit (32 Megabyte) 1.8 V Burst 16-bit Data Bus, Simultaneous Read/Write, Multiplexed MirrorBit Flash Memory