5x M29W040B90K1 4 Mbit (512Kb x8,Uniform Block)

You are bidding on 5 PCS NEW 4Mbits Parallel Flash Memory from ST Microelectronics P/N: M29W040B90K1 in PLCC 32 Package. This device is still sealed in air-tight vacuum package, the part label marking is shown in the picture. The flash operates within 2.7~3.6V supply voltage. The memory is organized as in 8 uniform sectors, each containing 65Kbytes memory blocks. All blocks can be erased independently so as to preserve valid data block. And each block can be protected independently to prevent accidental program and erase command from modifying the memory.

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