M28W640HCT70N6E NUMONYX, M28W640HCT70N6E Datasheet - Page 56

• Manufacturer Part Number: M28W640HCT70N6E
• Description: TSOP-1 48 12X20 CUSTD FLASH
• Manufacturer: NUMONYX

Common Flash interface (CFI)
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Table 28.
Offset
Mode
Word
2Ah
2Bh
2Ch
27h
28h
29h
2Dh
2Eh
2Fh
2Dh
2Eh
2Fh
30h
31h
32h
33h
34h
30h
31h
32h
33h
34h
Device geometry definition
007Eh
007Eh
0017h
0001h
0000h
0003h
0000h
0002h
0000h
0000h
0001h
0007h
0000h
0020h
0000h
0007h
0000h
0020h
0000h
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 = 007Eh+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 = 007Eh=1
Region 2 information
Block size in region 2 = 0100h * 256 byte
n
in number of bytes
Description
M28W640HCT, M28W640HCB
n
64 Kbyte
64 Kbyte
8 Mbyte
8 Kbyte
8 Kbyte
Async.
Value
x 16
127
127
8
2
8
8