FUJITSU SEMICONDUCTOR DATA SHEET FLASH MEMORY CMOS.
MBM29F040A-12 - FLASH MEMORY 4M 512K x 8 BIT
MBM29F040A-90 - FLASH MEMORY 4M 512K x 8 BIT
MBM29F040A-70 - FLASH MEMORY 4M 512K x 8 BIT
MBM29F040A - FLASH MEMORY 4M 512K x 8 BIT