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参数资料
型号： W25Q64DWZPIP
厂商： WINBOND ELECTRONICS CORP
元件分类： PROM
英文描述： 256K X 32 SPI BUS SERIAL EEPROM, 7.5 ns, PDSO8
封装： 6 X 5 MM, GREEN, WSON-8
文件页数： 82/82页
文件大小： 914K
代理商： W25Q64DWZPIP
W25Q64DW
Publication Release Date: January 13, 2011
- 9 -
Preliminary - Revision C
8. BLOCK DIAGRAM
Figure 2. W25Q64DW Serial Flash Memory Block Diagram
00FF00h
00FFFFh
Block 0 (64KB)
000000h
0000FFh
1FFF00h
1FFFFFh
Block 31 (64KB)
1F0000h
1F00FFh
20FF00h
20FFFFh
Block 32 (64KB)
200000h
2000FFh
3FFF00h
3FFFFFh
Block 63 (64KB)
3F0000h
3F00FFh
40FF00h
40FFFFh
Block 64 (64KB)
400000h
4000FFh
7FFF00h
7FFFFFh
Block 127 (64KB)
7F0000h
7F00FFh
003000h
0030FFh
002000h
0020FFh
001000h
0010FFh
000000h
0000FFh
Column Decode
And 256-Byte Page Buffer
Beginning
Page Address
Ending
Page Address
W
25
Q
6
4DW
SPI
Command &
Control Logic
Byte Address
Latch / Counter
Status
Register
Write Control
Logic
Page Address
Latch / Counter
DO (IO
1)
DI (IO
0)
/CS
CLK
/HOLD (IO
3)
/WP (IO
2)
High Voltage
Generators
xx0F00h
xx0FFFh
Sector 0 (4KB)
xx0000h
xx00FFh
xx1F00h
xx1FFFh
Sector 1 (4KB)
xx1000h
xx10FFh
xx2F00h
xx2FFFh
Sector 2 (4KB)
xx2000h
xx20FFh
xxDF00h
xxDFFFh
Sector 13 (4KB)
xxD000h
xxD0FFh
xxEF00h
xxEFFFh
Sector 14 (4KB)
xxE000h
xxE0FFh
xxFF00h
xxFFFFh
Sector 15 (4KB)
xxF000h
xxF0FFh
Block Segmentation
Data
Security Register 3 - 0
W
ri
te
P
ro
tec
t
L
o
g
ic
an
d
R
o
w
D
e
c
o
d
e
00FF00h
00FFFFh
Block 0 (64KB)
000000h
0000FFh
1FFF00h
1FFFFFh
Block 31 (64KB)
1F0000h
1F00FFh
20FF00h
20FFFFh
Block 32 (64KB)
200000h
2000FFh
3FFF00h
3FFFFFh
Block 63 (64KB)
3F0000h
3F00FFh
40FF00h
40FFFFh
Block 64 (64KB)
400000h
4000FFh
7FFF00h
7FFFFFh
Block 127 (64KB)
7F0000h
7F00FFh
003000h
0030FFh
002000h
0020FFh
001000h
0010FFh
000000h
0000FFh
Column Decode
And 256-Byte Page Buffer
Beginning
Page Address
Ending
Page Address
W
25
Q
6
4DW
SPI
Command &
Control Logic
Byte Address
Latch / Counter
Status
Register
Write Control
Logic
Page Address
Latch / Counter
DO (IO
1)
DI (IO
0)
/CS
CLK
/HOLD (IO
3)
/WP (IO
2)
High Voltage
Generators
xx0F00h
xx0FFFh
Sector 0 (4KB)
xx0000h
xx00FFh
xx1F00h
xx1FFFh
Sector 1 (4KB)
xx1000h
xx10FFh
xx2F00h
xx2FFFh
Sector 2 (4KB)
xx2000h
xx20FFh
xxDF00h
xxDFFFh
Sector 13 (4KB)
xxD000h
xxD0FFh
xxEF00h
xxEFFFh
Sector 14 (4KB)
xxE000h
xxE0FFh
xxFF00h
xxFFFFh
Sector 15 (4KB)
xxF000h
xxF0FFh
Block Segmentation
Data
Security Register 3 - 0
W
ri
te
P
ro
tec
t
L
o
g
ic
an
d
R
o
w
D
e
c
o
d
e
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