w25x16bv Winbond Electronics Corp America, w25x16bv Datasheet - Page 9

• Manufacturer Part Number: w25x16bv
• Description: 16m-bit Serial Flash Memory With 4kb Sectors And Dual Output Spi
• Manufacturer: Winbond Electronics Corp America

9. BLOCK DIAGRAM
DO (IO
DO (IO
DI (IO
DI (IO
/HOLD
/HOLD
/WP
/WP
CLK
CLK
/CS
/CS
0
0
1
1
)
)
)
)
xxDF00h
xxDF00h
xxEF00h
xxEF00h
xxE000h
xxE000h
xxD000h
xxD000h
xxFF00h
xxFF00h
xxF000h
xxF000h
xx2F00h
xx2F00h
xx1F00h
xx1F00h
xx0F00h
xx0F00h
xx2000h
xx2000h
xx1000h
xx1000h
xx0000h
xx0000h
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Block Segmentation
Block Segmentation
Control Logic
Control Logic
Write Control
Write Control
Sector 15 (4KB)
Sector 15 (4KB)
Sector 14 (4KB)
Sector 14 (4KB)
Sector 13 (4KB)
Sector 13 (4KB)
Command &
Command &
Sector 2 (4KB)
Sector 2 (4KB)
Sector 1 (4KB)
Sector 1 (4KB)
Sector 0 (4KB)
Sector 0 (4KB)
Register
Register
Status
Status
Logic
Logic
SPI
SPI
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xxFFFFh
xxFFFFh
xxF0FFh
xxF0FFh
xxEFFFh
xxEFFFh
xxE0FFh
xxE0FFh
xxD0FFh
xxD0FFh
xx2FFFh
xx2FFFh
xx1FFFh
xx1FFFh
xx0FFFh
xx0FFFh
xxDFFFh
xxDFFFh
xx20FFh
xx20FFh
xx10FFh
xx10FFh
xx00FFh
xx00FFh
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Figure 2. W25X16BV Block Diagram
Latch / Counter
Latch / Counter
Latch / Counter
Latch / Counter
Page Address
Page Address
Byte Address
Byte Address
High Voltage
High Voltage
Generators
Generators
Data
Data
- 9 -
Page Address
Page Address
1FFF00h
1FFF00h
1F0000h
1F0000h
100000h
100000h
0FFF00h
0FFF00h
0F0000h
0F0000h
080000h
080000h
070000h
070000h
000000h
000000h
10FF00h
10FF00h
08FF00h
08FF00h
07FF00h
07FF00h
00FF00h
00FF00h
Publication Release Date: March 16, 2009
Beginning
Beginning
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And 256-Byte Page Buffer
And 256-Byte Page Buffer
Block 31 (64KB)
Block 31 (64KB)
Block 16 (64KB)
Block 16 (64KB)
Block 15 (64KB)
Block 15 (64KB)
Column Decode
Column Decode
Block 8 (64KB)
Block 8 (64KB)
Block 7 (64KB)
Block 7 (64KB)
Block 0 (64KB)
Block 0 (64KB)
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Preliminary -- Revision A
W25X16BV
Ending
Ending
Page Address
Page Address
1FFFFFh
1FFFFFh
10FFFFh
10FFFFh
0FFFFFh
0FFFFFh
08FFFFh
08FFFFh
07FFFFh
07FFFFh
00FFFFh
00FFFFh
1F00FFh
1F00FFh
1000FFh
1000FFh
0F00FFh
0F00FFh
0800FFh
0800FFh
0700FFh
0700FFh
0000FFh
0000FFh
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