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M29W800AT Datasheet(PDF) 8 Page - STMicroelectronics

Part No. M29W800AT
Description  8 Mbit 1Mb x8 or 512Kb x16, Boot Block Low Voltage Single Supply Flash Memory
Download  33 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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M29W800AT Datasheet(HTML) 8 Page - STMicroelectronics

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M29W800AT, M29W800AB
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Table 5. User Bus Operations (1)
Note: 1. X = VIL or VIH.
2. Block Address must be given an A12-A18 bits.
3. See Table 7.
4. Operation performed on programming equipment.
Table 6. Read Electronic Signature (following AS instruction or with A9 = VID)
Table 7. Read Block Protection with AS Instruction
Operation
E
G
W
RP
BYTE
A0
A1
A6
A9
A12
A15
DQ0-
DQ7
DQ8-
DQ14
DQ15
A–1
Read Word
VIL VIL
VIH
VIH
VIH
A0
A1
A6
A9
A12
A15
Data
Output
Data
Output
Data
Output
Read Byte
VIL VIL
VIH
VIH
VIL
A0
A1
A6
A9
A12
A15
Data
Output
Hi-Z
Address
Input
Write Word
VIL VIH
VIL
VIH
VIH
A0
A1
A6
A9
A12
A15
Data
Input
Data
Input
Data
Input
Write Byte
VIL VIH
VIL
VIH
VIL
A0
A1
A6
A9
A12
A15
Data
Input
Hi-Z
Address
Input
Output Disable
VIL VIH
VIH
VIH
X
XXXX
X
X
Hi-Z
Hi-Z
Hi-Z
Stan-by
VIH
XX
VIH
X
XXXX
X
X
Hi-Z
Hi-Z
Hi-Z
Reset
X
X
X
VIL
X
XXXX
X
X
Hi-Z
Hi-Z
Hi-Z
Block
Protection (2,4)
VIL VID VIL Pulse VIH
X
XXX
VID
XX
X
X
X
Blocks
Unprotection (4)
VID VID VIL Pulse VIH
X
XXX
VID
VIH
VIH
XX
X
Block
Protection
Verify (2,4)
VIL VIL
VIH
VIH
X
VIL VIH VIL VID A12
A15
Block
Protect
Status(3)
XX
Block
Unprotection
Verify (2,4)
VIL
VIL
VIH
VIH
X
VIL VIH VIH VID A12
A15
Block
Protect
Status(3)
XX
Block
Temporary
Unprotection
XX
X
VID
X
XXXX
X
X
X
X
X
Org.
Code
Device
E
G
W
BYTE
A0
A1
Other
Addresses
DQ0-
DQ7
DQ8-
DQ14
DQ15
A–1
Word-
wide
Manufact.
Code
VIL
VIL
VIH
VIH
VIL
VIL
Don’t Care
20h
00h
0
Device
Code
M29W800AT
VIL
VIL
VIH
VIH
VIH
VIL
Don’t Care
D7h
00h
0
M29W800AB
VIL
VIL
VIH
VIH
VIH
VIL
Don’t Care
5Bh
00h
0
Code
E
G
W
A0
A1
A12-A18
Other
Addresses
DQ0-DQ7
Protected Block
VIL
VIL
VIH
VIL
VIH
Block Address
Don’t Care
01h
Unprotected Block
VIL
VIL
VIH
VIL
VIH
Block Address
Don’t Care
00h


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