S29NS-P MirrorBit® Flash Family S29NS512P, S29NS2.
S29NS256P - Multiplexed MirrorBit Flash Memory
S29NS-P MirrorBit® Flash Family S29NS512P, S29NS256P, S29NS128P 512/256/128 Mb (32/16/8 M x 16 bit), 1.8V Burst Simultaneous Read/Write, Multiplexed M.