EN25Q16A
MEMORY ORGANIZATION
The memory is organized as:
2,097,152 bytes
Uniform Sector Architecture
32 blocks of 64-Kbyte
512 sectors of 4-Kbyte
8192 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
Block
31
Sector
511
….
496
495
….
30
480
479
….
29
464
463
….
28
448
447
….
27
432
431
….
26
416
415
….
25
400
399
….
24
384
383
….
23
368
367
….
22
352
351
….
21
336
335
….
20
320
319
….
19
304
303
….
18
288
287
….
17
272
271
….
16
256
255
….
15
240
Address range
1FF000h
….
1F0000h
1EF000h
….
1E0000h
1DF000h
….
1D0000h
1CF000h
….
1C0000h
1BF000h
….
1B0000h
1AF000h
….
1A0000h
19F000h
….
190000h
18F000h
….
180000h
17F000h
….
170000h
16F000h
….
160000
15F000
….
150000h
14F000h
….
140000h
13F000h
….
130000h
12F000h
….
120000h
11F000h
….
110000h
10F000h
….
100000h
0FF000h
….
0F0000h
1FFFFFh
1F0FFFh
1EFFFFh
1E0FFFh
1DFFFFh
1D0FFFh
1CFFFFh
1C0FFFh
1BFFFFh
1B0FFFh
1AFFFFh
1A0FFFh
19FFFF
190FFFh
18FFFFh
180FFFh
17FFFFh
170FFFh
16FFFFh
160FFFh
15FFFFh
150FFFh
14FFFFh
140FFFh
13FFFFh
130FFFh
12FFFFh
120FFFh
11FFFFh
110FFFh
10FFFFh
100FFFh
0FFFFFh
0F0FFFh
….
©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. E, Issue Date: 2011/07/14
EON [ EON SILICON SOLUTION INC. ]
