参数资料
型号: W25Q40BLSNIP
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 4M X 1 SPI BUS SERIAL EEPROM, PDSO8
封装: 3.81 MM, GREEN, PLASTIC, SOIC-8
文件页数: 7/73页
文件大小: 2221K
代理商: W25Q40BLSNIP
W25Q40BL
Publication Release Date: July 08, 2010
- 15 -
Preliminary - Revision B
8.1.12 Status Register Memory Protection (CMP = 1)
STATUS REGISTER(1)
W25Q40BL (4M-BIT) MEMORY PROTECTION(2)
SEC
TB
BP2
BP1
BP0
BLOCK(S)
ADDRESSES
DENSITY
PORTION
X
0
0 thru 7
000000h – 07FFFFh
512KB
ALL
0
1
0 thru 6
000000h – 06FFFFh
448KB
Lower 7/8
0
1
0
0 thru 5
000000h – 05FFFFh
384KB
Lower 3/4
0
1
0 thru 3
000000h – 03FFFFh
256KB
Lower 1/2
0
1
0
1
1 thru 7
010000h – 07FFFFh
448KB
Upper 7/8
0
1
0
1
0
2 thru 7
020000h – 07FFFFh
384KB
Upper 3/4
0
1
0
1
4 thru 7
040000h – 07FFFFh
256KB
Upper 1/2
1
0
1
0 thru 7
000000h – 07EFFFh
508KB
Lower 127/128
1
0
1
0
0 thru 7
000000h – 07DFFFh
504KB
Lower 63/64
1
0
1
0 thru 7
000000h – 07BFFFh
496KB
Lower 31/32
1
0
1
0
X
0 thru 7
000000h – 077FFFh
480KB
Lower 15/16
1
0
1
0
0 thru 7
000000h – 077FFFh
480KB
Lower 15/16
1
0
1
0 thru 7
001000h – 07FFFFh
508KB
Upper 127/128
1
0
1
0
0 thru 7
002000h – 07FFFFh
504KB
Upper 63/64
1
0
1
0 thru 7
004000h – 07FFFFh
496KB
Upper 31/32
1
0
X
0 thru 7
008000h – 07FFFFh
480KB
Upper 15/16
1
0
0 thru 7
008000h – 07FFFFh
480KB
Upper 15/16
X
1
NONE
Notes:
1. X = don’t care
2. If any Erase or Program command specifies a memory region that contains protected data portion, this
command will be ignored.
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