GD25Q20 Просмотр технического описания (PDF) - Unspecified
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GD25Q20 Datasheet PDF : 38 Pages
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GD2UD5nuQiafol2ar0mnBdSxQeIcuGtaodxr
Uniform sector
Serial Flash
dual
and
quad serial flash
GD25Q40B/20B
3. MEMORY ORGANIZATION
GD25Q20B
Each device has
Each block has
Each sector has
256K
64/32K
4K
1K
256/128
16
64
16/8
-
4/8 Uniform Sec- tor
-
Dual and Quad Serial Flash
UNIFORM BLOCK SECTOR ARCHITECTURE
Each page has
256
bytes
-
pages
-
sectors
-
blocks
GD25Q40B/20B
GD25Q20B 64K Bytes Block Sector Architecture
Block
Sector
Address range
64
03F000H
03FFFFH
3
……
……
……
……
……
……
47
02F000H
02FFFFH
2
……
……
……
32
020000H
020FFFH
31
01F000H
01FFFFH
1
……
……
……
16
010000H
010FFFH
15
00F000H
00FFFFH
0
……
……
……
0
000000H
000FFFH
7
38 - 7
Rev.1.1
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