M28W640FSU View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
M28W640FSU
STMicroelectronics
'M28W640FSU' PDF : 49 Pages View PDF
M28W320FSU, M28W640FSU
Table 25. Device Geometry Definition
Offset Word
Mode
Data
Description
Value
0016h
27h
Device Size = 2n in number of bytes
0017h
4 MBytes
8 MBytes
28h
29h
2Ah
2Bh
2Ch
2Dh
2Eh
2Fh
30h
2Dh
2Eh
2Fh
30h
31h to 34h
0001h
0000h
0003h
0000h
0001h
001Fh
0000h
0000h
0002h
Flash Device Interface Code description
Maximum number of bytes in multi-byte program or page = 2n
Number of Erase Block Regions within the device.
It specifies the number of regions within the device containing contiguous
Erase Blocks of the same size.
Region 1 Information
Number of identical-size erase blocks = 001Fh+1
Region 1 Information
Block size in Region 1 = 0200h * 256 byte
x16
Async.
8
1
32
128
KBytes
003Fh
0000h
0000h
0002h
Region 1 Information
Number of identical-size erase blocks = 003Fh+1
Region 1 Information
Block size in Region 1 = 0200h * 256 byte
64
128
KBytes
Reserved
36/49
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