M25PE40
Memory organization
5
Memory organization
The memory is organized as:
●
●
●
●
2048 pages (256 bytes each)
524,288 bytes (8 bits each)
128 subsectors (32 Kbits, 4096 bytes each)
8 sectors (512 Kbits, 65536 bytes each)
–
–
–
programmed (bits are programmed from 1 to 0)
erased (bits are erased from 0 to 1)
written (bits are changed to either 0 or 1)
Each page can be individually:
The device is page or sector erasable (bits are erased from 0 to 1).
Table 4.
Memory organization
Address range
7F000h
...
70000h
6F000h
...
60000h
5F000h
...
50000h
4F000h
...
40000h
3F000h
...
30000h
2F000h
...
20000h
1F000h
...
10000h
7FFFFh
...
70FFFh
6FFFFh
60FFFh
5FFFFh
50FFFh
4FFFFh
40FFFh
3FFFFh
30FFFh
2FFFFh
20FFFh
1FFFFh
10FFFh
...
...
...
...
...
...
0
Sector Subsector
15
...
4
3
2
1
0
Address range
0F000h
...
04000h
03000h
02000h
01000h
00000h
0FFFFh
04FFFh
03FFFh
02FFFh
01FFFh
00FFFh
...
17/62
Sector Subsector
127
7
112
111
6
96
95
5
80
79
4
64
63
3
48
47
2
32
31
1
16
...
...
...
...
...
...
...
NUMONYX [ NUMONYX B.V ]
