FUJITSU SEMICONDUCTOR DATA SHEET DS05-20873-4E F.
MBM29DL321BD-12 - 32M (4M x 8/2M x 16) BIT Dual Operation
MBM29DL321BD - (MBM29DL32xBD) 32M (4M X 8/2M X 16) BIT Dual Operation
MBM29DL321BD-90 - 32M (4M x 8/2M x 16) BIT Dual Operation
MBM29DL321BD-80 - 32M (4M x 8/2M x 16) BIT Dual Operation