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W25Q64BV Datasheet, PDF (10/61 Pages) Winbond – 64M-BIT SERIAL FLASH MEMORY WITH DUAL AND QUAD SPI | |||
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W25Q64BV
9. BLOCK DIAGRAM
Block Segmentation
xxFF00h
â¢
Sector 15 (4KB)
xxF000h
xxFFFFh
â¢
xxF0FFh
xxEF00h
â¢
Sector 14 (4KB)
xxE000h
xxEFFFh
â¢
xxE0FFh
xxDF00h
â¢
Sector 13 (4KB)
xxD000h
xxDFFFh
â¢
xxD0FFh
â¢
â¢
â¢
xx2F00h
â¢
xx2000h
xx1F00h
â¢
xx1000h
xx0F00h
â¢
xx0000h
Sector 2 (4KB)
Sector 1 (4KB)
Sector 0 (4KB)
xx2FFFh
â¢
xx20FFh
xx1FFFh
â¢
xx10FFh
xx0FFFh
â¢
xx00FFh
/WP (IO2)
Write Control
Logic
Status
Register
/HOLD (IO3)
CLK
/CS
DI (IO0)
DO (IO1)
SPI
Command &
Control Logic
High Voltage
Generators
Page Address
Latch / Counter
Data
Byte Address
Latch / Counter
7FFF00h
7FFFFFh
â¢
Block 127 (64KB)
â¢
7F0000h
7F00FFh
â¢
â¢
â¢
40FF00h
40FFFFh
â¢
Block 64 (64KB)
â¢
400000h
4000FFh
3FFF00h
3FFFFFh
â¢
Block 63 (64KB)
â¢
3F0000h
3F00FFh
â¢
â¢
â¢
20FF00h
20FFFFh
â¢
Block 32 (64KB)
â¢
200000h
2000FFh
1FFF00h
1FFFFFh
â¢
Block 31 (64KB)
â¢
1F0000h
1F00FFh
â¢
â¢
â¢
00FF00h
â¢
000000h
Block 0 (64KB)
00FFFFh
â¢
0000FFh
Beginning
Page Address
Ending
Page Address
Column Decode
And 256-Byte Page Buffer
Figure 2. W25Q64BV Serial Flash Memory Block Diagram
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