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EN25S40 Datasheet(PDF) 5 Page - Eon Silicon Solution Inc.

Part No. EN25S40
Description  4 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
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Maker  EON [Eon Silicon Solution Inc.]
Homepage  http://www.essi.com.tw
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EN25S40 Datasheet(HTML) 5 Page - Eon Silicon Solution Inc.

 
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This Data Sheet may be revised by subsequent versions
©2004 Eon Silicon Solution, Inc.,
www.eonssi.com
or modifications due to changes in technical specifications.
5
EN25S40
Rev. A, Issue Date: 2009/04/28
MEMORY ORGANIZATION
The memory is organized as:
524,288 bytes
Uniform Sector Architecture
8 blocks of 64-Kbyte
128 sector 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
Block
Sector
Address range
127
07F000h
07FFFFh
7
112
070000h
070FFFh
111
06F000h
06FFFFh
6
96
060000h
060FFFh
95
05F000h
05FFFFh
5
80
050000h
050FFFh
79
04F000h
04FFFFh
4
64
040000h
040FFFh
63
03F000h
03FFFFh
3
48
030000h
030FFFh
47
02F000h
02FFFFh
2
32
020000h
020FFFh
31
01F000h
01FFFFh
1
16
010000h
010FFFh
15
00F000h
00FFFFh
4
004000h
004FFFh
3
003000h
003FFFh
2
002000h
002FFFh
1
001000h
001FFFh
0
0
000000h
000FFFh


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