參數(shù)資料
型號(hào): M25PE80-VMN6TP
廠商: 意法半導(dǎo)體
元件分類: DRAM
英文描述: 4 Mbit Uniform Sector, Serial Flash Memory
中文描述: 4兆位統(tǒng)一部門(mén),串行閃存
文件頁(yè)數(shù): 16/61頁(yè)
文件大?。?/td> 326K
代理商: M25PE80-VMN6TP
Operating features
M25PE80
16/61
Software protection truth table (Sectors 0 to 15, 64-Kbyte granularity)
Not for new design: TY7 process only, Software protection scheme truth
table (Sectors 0 and 15)
(1)
(2)
(3)
Table 2.
Sector Lock Register
Protection Status
Lock
Down Bit
Write
Lock Bit
0
0
Sector Unprotected from Program/Erase/Write operations, Protection Status Reversible
0
1
Sector Protected from Program/Erase/Write operations, Protection Status Reversible
1
0
Sector Unprotected from Program/Erase/Write operations,
Sector Protection Status cannot be changed except by a Reset or Power-up.
1
1
Sector Protected from Program/Erase/Write operations,
Sector Protection Status cannot be changed except by a Reset or Power-up.
Table 3.
Sector Lock
Register
Subsector
Lock Register
Protection Status
Lock
Down
Bit
Write
Lock
Bit
Lock
Down
Bit
Write
Lock
Bit
0
0
0
0
Current subsector Unprotected from Program/Erase/Write operations,
Current subsector Protection Status Reversible
0
1
Current subsector Protected from Program/Erase/Write operations,
Current subsector Protection Status Reversible.
1
0
Current subsector Unprotected from Program/Erase/Write operations, Current
subsector Protection Status cannot be changed except by a Reset or Power-up.
1
1
Current subsector Protected from Program/Erase/Write operations, Current
subsector Protection Status cannot be changed except by a Reset or Power-up.
1
0
1
All subsectors Protected from Program/Erase/Write operations, Current
subsector Protection Status Reversible
1
1
All subsectors Protected from Program/Erase/Write operations, Current
subsector Protection Status cannot be changed except by a Reset or Power-up.
1
0
1
0
Current subsector Unprotected from Program/Erase/Write operations, All
subsectors Protection Status cannot be changed except by a Reset or Power-up
1
1
Current subsector Protected from Program/Erase/Write operations, All
subsectors Protection Status cannot be changed except by a Reset or Power-up
1
1
1
All subsectors Protected with their Protection Status cannot be changed except
by a Reset or Power-up.
1.
All other bit combinations are not-applicable.
2.
For more details, refer to the description of the
Write to Lock Register (WRLR)
instruction.
3.
See
Important note on page 6
for differences between devices produced in T7Y and T9HX processes.
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