FUJITSU SEMICONDUCTOR DATA SHEET DS05-20851-4E F.
MBM29F400TC - 4M (512K X 8/256K X 16) BIT
MBM29F400TC-90 - 4M (512K x 8/256K x 16) BIT FLASH MEMORY
MBM29F400TC-55 - 4M (512K x 8/256K x 16) BIT FLASH MEMORY
MBM29F400TC-70 - 4M (512K x 8/256K x 16) BIT FLASH MEMORY