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M29W400T Datasheet(PDF) 5 Page - STMicroelectronics

Part No. M29W400T
Description  4 Mbit 512Kb x8 or 256Kb x16, Boot Block Low Voltage Single Supply Flash Memory
Download  34 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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M29W400T Datasheet(HTML) 5 Page - STMicroelectronics

 
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Address Range (x8)
Address Range (x16)
A17
A16
A15
A14
A13
A12
00000h-03FFFh
00000h-01FFFh
00000
X
04000h-05FFFh
02000h-02FFFh
000010
06000h-07FFFh
03000h-03FFFh
000011
08000h-0FFFFh
04000h-07FFFh
0001
X
X
10000h-1FFFFh
08000h-0FFFFh
0
0
1
X
X
X
20000h-2FFFFh
10000h-17FFFh
0
1
0
X
X
X
30000h-3FFFFh
18000h-1FFFFh
0
1
1
X
X
X
40000h-4FFFFh
20000h-27FFFh
1
0
0
X
X
X
50000h-5FFFFh
28000h-2FFFFh
1
0
1
X
X
X
60000h-6FFFFh
30000h-37FFFh
1
1
0
X
X
X
70000h-7FFFFh
38000h-3FFFFh
1
1
1
X
X
X
Table 3B. M29W400B Block Address Table
Address Range (x8)
Address Range (x16)
A17
A16
A15
A14
A13
A12
00000h-0FFFFh
00000h-07FFFh
0
0
0
X
X
X
10000h-1FFFFh
08000h-0FFFFh
0
0
1
X
X
X
20000h-2FFFFh
10000h-17FFFh
0
1
0
X
X
X
30000h-3FFFFh
18000h-1FFFFh
0
1
1
X
X
X
40000h-4FFFFh
20000h-27FFFh
1
0
0
X
X
X
50000h-5FFFFh
28000h-2FFFFh
1
0
1
X
X
X
60000h-6FFFFh
30000h-37FFFh
1
1
0
X
X
X
70000h-77FFFh
38000h-3BFFFh
1110
X
X
78000h-79FFFh
3C000h-3CFFFh
111100
7A000h-7BFFFh
3D000h-3DFFFh
111101
7C000h-7FFFFh
3E000h-3FFFFh
11111
X
Table 3A. M29W400T Block Address Table
Bus Operations
The following operations can be performed using
the appropriate bus cycles: Read (Array, Electronic
Signature, Block Protection Status), Write com-
mand, Output Disable, Standby, Reset, Block Pro-
tection, Unprotection, Protection Verify, Unprotec-
tion Verify and Block Temporary Unprotection. See
Tables 4 and 5.
5/34
M29W400T, M29W400B


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