MT28F640J3FS-15F View Datasheet(PDF) - Micron Technology
Part Name
Description
MFG CO.
'MT28F640J3FS-15F' PDF : 52 Pages View PDF
128Mb, 64Mb, 32Mb
Q-FLASH MEMORY
Table 19
Word-Wide Protection Register Addressing
WORD USE A8 A7 A6 A5 A4 A3 A2 A1
LOCK Both
1
0
0
0
0
0
0
0
0 Factory 1
0
0
0
0
0
0
1
1 Factory 1
0
0
0
0
0
1
0
2 Factory 1
0
0
0
0
0
1
1
3 Factory 1
0
0
0
0
1
0
0
4
User
1
0
0
0
0
1
0
1
5
User
1
0
0
0
0
1
1
0
6
User
1
0
0
0
0
1
1
1
7
User
1
0
0
0
1
0
0
0
Table 20
Byte-Wide Protection Register Addressing
BYTE USE A8 A7 A6 A5 A4 A3 A2 A1 A0
LOCK Both
1
0
0
0
0
0
0
0
0
0 Factory 1
0
0
0
0
0
0
1
0
1 Factory 1
0
0
0
0
0
0
1
1
2 Factory 1
0
0
0
0
0
1
0
0
3 Factory 1
0
0
0
0
0
1
0
1
4 Factory 1
0
0
0
0
0
1
1
0
5 Factory 1
0
0
0
0
0
1
1
1
6 Factory 1
0
0
0
0
1
0
0
0
7 Factory 1
0
0
0
0
1
0
0
1
8
User
1
0
0
0
0
1
0
1
0
9
User
1
0
0
0
0
1
0
1
1
A
User
1
0
0
0
0
1
1
0
0
B
User
1
0
0
0
0
1
1
0
1
C
User
1
0
0
0
0
1
1
1
0
D
User
1
0
0
0
0
1
1
1
1
E
User
1
0
0
0
1
0
0
0
0
F
User
1
0
0
0
1
0
0
0
1
NOTE: 1. All address lines not specified in the above tables must be “0” when accessing the
protection register (i.e., A22–A9 = 0).
128Mb, 64Mb, 32Mb Q-Flash Memory
MT28F640J3_7.p65 – Rev. 6, Pub. 8/02
27
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology, Inc.
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