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W25X16A Datasheet, PDF (10/48 Pages) Winbond – 16M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI | |||
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W25X16A
10 BLOCK DIAGRAM
Block Segmentation
xxFF00h
â¢
xxF000h
Sector 15 (4KB)
xxFFFFh
â¢
xxF0FFh
xxEF00h
â¢
xxE000h
Sector 14 (4KB)
xxEFFFh
â¢
xxE0FFh
xxDF00h
â¢
xxD000h
Sector 13 (4KB)
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
Write Control
Logic
Status
Register
/HOLD
CLK
/CS
DIO
DO
SPI
Command &
Control Logic
High Voltage
Generators
Page Address
Latch / Counter
Data
Byte Address
Latch / Counter
1FFF00h
1FFFFFh
â¢
Block 31 (64KB)
â¢
1F0000h
1F00FFh
â¢
â¢
â¢
10FF00h
â¢
100000h
0FFF00h
â¢
0F0000h
08FF00h
â¢
080000h
07FF00h
â¢
070000h
00FF00h
â¢
000000h
Block 16 (64KB)
Block 15 (64KB)
â¢
â¢
â¢
Block 8 (64KB)
Block 7 (64KB)
â¢
â¢
â¢
Block 0 (64KB)
10FFFFh
â¢
1000FFh
0FFFFFh
â¢
0F00FFh
08FFFFh
â¢
0800FFh
07FFFFh
â¢
0700FFh
00FFFFh
â¢
0000FFh
Beginning
Page Address
Ending
Page Address
Column Decode
And 256-Byte Page Buffer
Figure 2. W25X16A Block Diagram
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