512 Kbit / 1 Mbit / 2 Mbit / 4 Mbit 1.8V SPI Serial Flash
A Microchip Technology Company
SST25WF512 / SST25WF010 / SST25WF020 / SST25WF040
Data Sheet
Table 8: Software Status Register Block Protection for SST25WF040
Status Register Bit
Protected Memory Address
Protection Level
None
1 (Upper Eighth Memory)
2 (Upper Quarter Memory)
3 (Upper Half Memory)
4 (Full Memory)
5 (Full Memory)
6 (Full Memory)
7 (Full Memory)
Protected Blocks
None
Blocks 14 through 15
Blocks 12 through 15
Blocks 8 through 15
Blocks 0 through 15
Blocks 0 through 15
Blocks 0 through 15
Blocks 0 through 15
BP2 1
0
0
0
0
1
1
1
1
BP1
0
0
1
1
0
0
1
1
BP0
0
1
0
1
0
1
0
1
4 Mbit
None
70000H-7FFFFH
60000H-7FFFFH
40000H-7FFFFH
00000H-7FFFFH
00000H-7FFFFH
00000H-7FFFFH
00000H-7FFFFH
T8.0 25016
1. Default at power-up for BP2, BP1, and BP0 is ‘11’.
?2011 Silicon Storage Technology, Inc.
10
DS25016A
06/11
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相关代理商/技术参数
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