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M28W640CT 数据表(PDF) 14 Page - STMicroelectronics

部件名 M28W640CT
功能描述  64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory
PDF  54 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M28W640CT 数据表(HTML) 14 Page - STMicroelectronics

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M28W640CT, M28W640CB
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Table 3. Commands
Note: 1. X = Don't Care, RA=Read Address, RD=Read Data, SRD=Status Register Data, ID=Identifier (Manufacture and Device Code),
QA=Query Address, QD=Query Data, BA=Block Address, PA=Program Address, PD=Program Data, PRA=Protection Register Ad-
dress, PRD=Protection Register Data.
2. The signature addresses are listed in Tables 4, 5 and 6.
3. Program Addresses 1 and 2 must be consecutive Addresses differing only for A0.
4. Program Addresses 1,2,3 and 4 must be consecutive Addresses differing only for A0 and A1.
Table 4. Read Electronic Signature
Note:
RP =VIH.
Commands
Bus Write Operations
1st Cycle
2nd Cycle
3rd Cycle
4th Cycle
5th Cycle
Op. Add Data
Op. Add Data
Op.
Add Data
Op.
Add Data
Op. Add Data
Read Memory
Array
1+ Write
X
FFh
Read
RA
RD
Read Status
Register
1+ Write
X
70h
Read
X
SRD
Read Electronic
Signature
1+ Write
X
90h
Read SA(2)
IDh
Read CFI Query
1+ Write
X
98h
Read
QA
QD
Erase
2
Write
X
20h
Write
BA
D0h
Program
2
Write
X
40h
or
10h
Write
PA
PD
Double Word
Program(3)
3
Write
X
30h
Write
PA1
PD1
Write
PA2
PD2
Quadruple Word
Program(4)
5
Write
X
55h
Write
PA1
PD1
Write
PA2
PD2
Write
PA3
PD3
Write
PA4
PD4
Clear Status
Register
1Write
X
50h
Program/Erase
Suspend
1Write
X
B0h
Program/Erase
Resume
1Write
X
D0h
Block Lock
2
Write
X
60h
Write
BA
01h
Block Unlock
2
Write
X
60h
Write
BA
D0h
Block Lock-Down
2
Write
X
60h
Write
BA
2Fh
Protection Register
Program
2
Write
X
C0h
Write
PRA
PRD
Code
Device
E
G
W
A0
A1
A2-A7
A8-A21
DQ0-DQ7
DQ8-DQ15
Manufacture.
Code
VIL
VIL
VIH
VIL
VIL
0
Don't Care
20h
00h
Device Code
M28W640CT
VIL
VIL
VIH
VIH
VIL
0
Don't Care
48h
88h
M28W640CB
VIL
VIL
VIH
VIH
VIL
0
Don't Care
49h
88h



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