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: 8/82页
文件大小: 914K
代理商: W25Q64DWZPIP
W25Q64DW
- 16 -
10.1.11 W25Q64DW Status Register Memory Protection (CMP = 0)
STATUS REGISTER
(1)
W25Q64DW (64M-BIT) MEMORY PROTECTION
(3)
SEC
TB
BP2
BP1
BP0
PROTECTED
BLOCK(S)
PROTECTED
ADDRESSES
PROTECTED
DENSITY
PROTECTED
PORTION
(2)
X
0
NONE
0
1
126 and 127
7E0000h – 7FFFFFh
128KB
Upper 1/64
0
1
0
124 thru 127
7C0000h – 7FFFFFh
256KB
Upper 1/32
0
1
120 thru 127
780000h – 7FFFFFh
512KB
Upper 1/16
0
1
0
112 thru 127
700000h – 7FFFFFh
1MB
Upper 1/8
0
1
0
1
96 thru 127
600000h – 7FFFFFh
2MB
Upper 1/4
0
1
0
64 thru 127
400000h – 7FFFFFh
4MB
Upper 1/2
0
1
0
1
0 and 1
000000h – 01FFFFh
128KB
Lower 1/64
0
1
0
1
0
0 thru 3
000000h – 03FFFFh
256KB
Lower 1/32
0
1
0
1
0 thru 7
000000h – 07FFFFh
512KB
Lower 1/16
0
1
0
0 thru 15
000000h – 0FFFFFh
1MB
Lower 1/8
0
1
0
1
0 thru 31
000000h – 1FFFFFh
2MB
Lower 1/4
0
1
0
0 thru 63
000000h – 3FFFFFh
4MB
Lower 1/2
X
1
0 thru 127
000000h – 7FFFFFh
8MB
ALL
1
0
1
127
7FF000h – 7FFFFFh
4KB
U – 1/2048
1
0
1
0
127
7FE000h – 7FFFFFh
8KB
U – 1/1024
1
0
1
127
7FC000h – 7FFFFFh
16KB
U – 1/512
1
0
1
0
X
127
7F8000h – 7FFFFFh
32KB
U – 1/256
1
0
1
0
000000h – 000FFFh
4KB
L – 1/2048
1
0
1
0
000000h – 001FFFh
8KB
L – 1/1024
1
0
1
0
000000h – 003FFFh
16KB
L – 1/512
1
0
X
0
000000h – 007FFFh
32KB
L – 1/256
Note:
1. X = don’t care
2. L = Lower; U = Upper
3. If any Erase or Program command specifies a memory region that contains protected data portion, this
command will be ignored.
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