EN25Q40
MEMORY ORGANIZATION
The memory is organized as:
524,288 bytes
Uniform Sector Architecture
8 blocks of 64-Kbyte
128 sectors of 4-Kbyte
2048 pages (256 bytes each)
Each page can be individually programmed (bits are programmed from 1 to 0). The device is Sector,
Block or Chip Erasable but not Page Erasable.
Table 2. Uniform Block Sector Architecture (Continued)
Block
7
Sector
127
….
112
111
….
6
96
95
….
5
80
79
….
4
64
63
….
3
48
47
….
2
32
31
….
1
16
15
….
4
3
2
1
0
Address range
07F000h
….
070000h
06F000h
….
060000h
05F000h
….
050000h
04F000h
….
040000h
03F000h
….
030000h
02F000h
….
020000h
01F000h
….
010000h
00F000h
….
004000h
003000h
002000h
001000h
000000h
07FFFFh
070FFFh
06FFFFh
060FFFh
05FFFFh
050FFFh
04FFFFh
040FFFh
03FFFFh
030FFFh
02FFFFh
020FFFh
01FFFFh
010FFFh
00FFFFh
004FFFh
003FFFh
002FFFh
001FFFh
000FFFh
….
©2004 Eon Silicon Solution, Inc.,
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This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
5
www.eonssi.com
Rev. C, Issue Date: 2009/10/13
EON [ EON SILICON SOLUTION INC. ]
