M28W320FCT, M28W320FCB
Table 29.
Offset Word
Mode
27h
28h
29h
2Ah
2Bh
2Ch
2Dh
2Eh
M28W320FCT
2Fh
30h
31h
32h
33h
34h
2Dh
2Eh
M28W320FCB
2Fh
30h
31h
32h
33h
34h
Common Flash Interface (CFI)
Device Geometry Definition
Data
0016h
0001h
0000h
0003h
0000h
0002h
003Eh
0000h
0000h
0001h
0007h
0000h
0020h
0000h
0007h
0000h
0020h
0000h
003Eh
0000h
0000h
0001h
Description
Device Size = 2
n
in number of bytes
Flash Device Interface Code description
Maximum number of bytes in multi-byte program or page = 2
n
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 block = 003Eh+1
Region 1 Information
Block size in Region 1 = 0100h * 256 byte
Region 2 Information
Number of identical-size erase block = 0007h+1
Region 2 Information
Block size in Region 2 = 0020h * 256 byte
Region 1 Information
Number of identical-size erase block = 0007h+1
Region 1 Information
Block size in Region 1 = 0020h * 256 byte
Region 2 Information
Number of identical-size erase block = 003Eh=1
Region 2 Information
Block size in Region 2 = 0100h * 256 byte
Value
4 MByte
x16
Async.
8
2
63
64 KByte
8
8 KByte
8
8 KByte
63
64 KByte
53/69
NUMONYX [ NUMONYX B.V ]
