W25N01GVZEIT-TR Datasheet, PDF (12/68 Pages) Winbond – 3V 1G-BIT SERIAL SLC NAND FLASH MEMORY WITH DUAL/QUAD SPI BUFFER READ & CONTINUOUS READ

5. BLOCK DIAGRAM
W25N01GVxxIG/IT
Address Bits
SpiFlash (up to 128M‐Bit)
SpiFlash (up to 32G‐Bit)
Serial NAND (1G‐Bit)
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
X X X X X X X X 64KB Block Addr (256 Blocks) Page Address (256 Pages)
Byte Address (0‐255 Byte)
64KB Block Address
Page Address (256 Pages)
Byte Address (0‐255 Byte)
XXXX
Page Address (PA) [15:0]
Column Address (CA) [11:0]
X X X X 128KB Block Addr (1024 Blocks)
Page Addr (64 Pages) Ext
Byte Address (0‐2047 Byte)
Main Memory Array (2,048-Byte)
ECC Protected
Spare Area (64-Byte)
Page
Structure
(2,112-Byte)
Sector 0
512-Byte
Sector 1
512-Byte
Sector 2
512-Byte
Sector 3
512-Byte
Spare 0
16-Byte
Spare 1
16-Byte
Spare 2
16-Byte
Spare 3
16-Byte
Column
Address
000h -- 1FFh 200h -- 3FFh 400h -- 5FFh 600h -- 7FFh 800h -- 80Fh 810h -- 81Fh 820h -- 82Fh 830h -- 83Fh
Byte Bad Block User Data
Definition Marker
II
User Data
I
ECC for
Sector 0
Byte
Address ⁰
1
2
3
4
5
6
7
8
9
A
B
C
No ECC
Protection
ECC
Protected
ECC for
Spare
DEF
ECC for
Byte 4 to Byte D
Figure 2. W25N01GV Flash Memory Architecture and Addressing
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