m28w320bb STMicroelectronics, m28w320bb Datasheet - Page 35

• Manufacturer Part Number: m28w320bb
• Description: 32 Mbit 2mb X16, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

Table 26. Device Geometry Definition
Offset Word
Mode
2Ah
2Bh
2Ch
27h
28h
29h
2Dh
2Dh
2Eh
2Fh
2Eh
2Fh
30h
31h
32h
33h
34h
30h
31h
32h
33h
34h
0016h
0001h
0000h
0002h
0000h
0002h
003Eh
0000h
0000h
0001h
0007h
0000h
0020h
0000h
0007h
0000h
0020h
0000h
003Eh
0000h
0000h
0001h
Data
Device Size = 2
Flash Device Interface Code description
Maximum number of bytes in multi-byte program or page = 2
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
n
in number of bytes
Description
M28W320BT, M28W320BB
n
64KByte
64KByte
4MByte
8KByte
8KByte
Async
Value
x16
63
63
4
2
8
8
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