M28W160BT100N1T View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M28W160BT100N1T Datasheet PDF : 45 Pages
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M28W160BT, M28W160BB
Table 3. Commands
Bus Write Operations
Commands
No. of
Cycles
1st Cycle
Bus
Op.
Addr Data
2nd Cycle
Bus
Op.
Addr
Data
3nd Cycle
Bus
Op.
Addr
Data
Read Memory Array
1+
Write X
FFh Read
Read
Addr
Data
Read Status Register
1+
Write X
70h Read
X
Status
Register
Read Electronic Signature 1+
Write X
Signature
90h Read Addr (2) Signature
Read CFI Query
1+
Write X
98h Read CFI Addr Query
Erase
2
Write
X
20h Write
Block
Addr
D0h
Program
2
Write
X
40h or
10h
Write
Addr Data Input
Double Word Program(3)
3
Write
X
30h
Write
Addr 1 Data Input Write
Addr 2
Data
Input
Clear Status Register
1
Write
X
50h
Program/Erase Suspend
1
Write
X
B0h
Program/Erase Resume
1
Write X D0h
Note: 1. X = Don't Care.
2. A0=VIL outputs Manufacturer code, A0=VIH outputs Device code. Address A7-A1 must be VIL.
3. Addr 1 and Addr 2 must be consecutive Addresses differing only for A0.
Table 4. Read Electronic Signature
Code
Device
E
Manufact. Code
VIL
Device Code
M28W160BT
VIL
M28W160BB
VIL
Note: RP = VIH.
G
W
A0 A1-A7 A8-A19 DQ0-DQ15
VIL
VIH
VIL
VIL
Don't Care
20h
VIL
VIH
VIH
VIL
Don't Care
90h
VIL
VIH
VIH
VIL
Don't Care
91h
Table 5. Memory Blocks Protection Truth Table
VPP (1)
RP
WP (1)
Lockable Blocks
(blocks #0 and #1)
X
VIL
X
Protected
VIL
VIH
X
Protected
VDD or VPPH (2)
VIH
VIL
Protected
VDD or VPPH (2)
VIH
VIH
Unprotected
Note: 1. X = Don't Care
2. VPP must also be greater than the Program Voltage Lock Out VPPLK.
Other Blocks
Protected
Protected
Unprotected
Unprotected
14/45
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