EN25B32
MEMORY ORGANIZATION
The memory is organized as:
4,194,304 bytes
Flexible Sector Architecture
Two 4-Kbyte, one 8-Kbyte, one 16-Kbyte,one 32-Kbyte, and sixty three 64-Kbyte sectors
Bottom or top boot configurations
16384
pages (256 bytes each)
Each page can be individually programmed (bits are programmed from 1 to 0). The device is Sector or
Bulk Erasable but not Page Erasable.
Table 2a.
Bottom Boot Block Sector Architecture
Sector
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
SECTOR SIZE (KByte)
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
5
Address range
3F0000h – 3FFFFFh
3E0000h – 3EFFFFh
3D0000h – 3DFFFFh
3C0000h – 3CFFFFh
3B0000h – 3BFFFFh
3A0000h – 3AFFFFh
390000h – 39FFFFh
380000h – 38FFFFh
370000h – 37FFFFh
360000h – 36FFFFh
350000h – 35FFFFh
340000h – 34FFFFh
330000h – 33FFFFh
320000h – 32FFFFh
310000h – 31FFFFh
300000h – 30FFFFh
2F0000h – 2FFFFFh
2E0000h – 2EFFFFh
2D0000h – 2DFFFFh
2C0000h – 2CFFFFh
2B0000h – 2BFFFFh
2A0000h – 2AFFFFh
290000h – 29FFFFh
280000h – 28FFFFh
270000h – 27FFFFh
260000h – 26FFFFh
250000h – 25FFFFh
240000h – 24FFFFh
230000h – 23FFFFh
220000h – 22FFFFh
210000h – 21FFFFh
200000h – 20FFFFh
1F0000h – 1FFFFFh
1E0000h – 1EFFFFh
1D0000h – 1DFFFFh
1C0000h – 1CFFFFh
©2004 Eon Silicon Solution, Inc., www.essi.com.tw
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
Rev. C, Issue Date: 2007/06/21
EON [ EON SILICON SOLUTION INC. ]
