EN25F80
MEMORY ORGANIZATION
The memory is organized as:
1,048,576 bytes
Uniform Sector Architecture
16 blocks of 64-Kbyte
256 sectors of 4-Kbyte
4096 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
15
Sector
255
….
240
239
….
14
224
223
….
13
208
207
….
12
192
191
….
11
176
175
….
10
160
159
….
9
144
143
….
8
128
127
….
7
112
111
….
6
96
95
….
5
80
79
….
4
64
63
….
3
48
47
….
2
32
31
….
1
16
15
….
0
4
3
2
1
0
0FF000h
….
0F0000h
0EF000h
….
0E0000h
0DF000h
….
0D0000h
0CF000h
….
0C0000h
0BF000h
….
0B0000h
0AF000h
….
0A0000h
09F000h
….
090000h
08F000h
….
080000h
07F000h
….
070000h
06F000h
….
060000h
05F000h
….
050000h
04F000h
….
040000h
03F000h
….
030000h
02F000h
….
020000h
01F000h
….
010000h
00F000h
….
004000h
003000h
002000h
001000h
000000h
Address range
0FFFFFh
0F0FFFh
0EFFFFh
0E0FFFh
0DFFFFh
0D0FFFh
0CFFFFh
0C0FFFh
0BFFFFh
0B0FFFh
0AFFFFh
0A0FFFh
09FFFFh
090FFFh
08FFFFh
080FFFh
07FFFFh
070FFFh
06FFFFh
060FFFh
05FFFFh
050FFFh
04FFFFh
040FFFh
03FFFFh
030FFFh
02FFFFh
020FFFh
01FFFFh
010FFFh
00FFFFh
004FFFh
003FFFh
002FFFh
001FFFh
000FFFh
….
….
….
….
….
….
….
….
….
….
….
….
….
….
….
….
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
5
©2004 Eon Silicon Solution, Inc.,
www.eonssi.com
Rev. K, Issue Date: 2010/05/31
EON [ EON SILICON SOLUTION INC. ]
