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参数资料
| 型号： | M295V400T-55N6R |
| 厂商： | 意法半导体 |
| 英文描述： | 4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory |
| 中文描述： | 4兆位512KB的x8或256Kb的x16插槽，启动座单电源闪存 |
| 文件页数： | 8/34页 |
| 文件大小： | 231K |
| 代理商： | M295V400T-55N6R |
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Operation
E
G
W
RP
BYTE
A0
A1
A6
A9
A12
A15
DQ15
A–1
DQ8-
DQ14
DQ0-DQ7
Read Word
V
IL
V
IL
V
IH
V
IH
V
IH
A0
A1
A6
A9
A12
A15
Data
Output
Address
Input
Data
Output
Data
Output
Data
Output
Data
Input
Read Byte
V
IL
V
IL
V
IH
V
IH
V
IL
A0
A1
A6
A9
A12
A15
Hi-Z
Write Word
V
IL
V
IH
V
IL
V
IH
V
IH
A0
A1
A6
A9
A12
A15
Data Input Data Input
Write Byte
V
IL
V
IH
V
IL
V
IH
V
IL
A0
A1
A6
A9
A12
A15
Address
Input
Hi-Z
Hi-Z
Data
Input
Hi-Z
Output Disable
V
IL
V
IH
V
IH
V
IH
X
X
X
X
X
X
X
Hi-Z
Standby
Reset
V
IH
X
X
X
X
X
V
IH
V
IL
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Block
Protection
(2,4)
Blocks
Unprotection
(4)
Block
Protection
Verify
Block
Unprotection
Verify
Block
Temporary
Unprotection
Notes:
1. X = V
or V
2. Block Address must be given on A12-A17bits.
3. See Table 6.
4. Operation performed on programming equipment.
V
IL
V
ID
V
IL
Pulse
V
IH
X
X
X
X
V
ID
X
X
X
X
X
V
ID
V
ID
V
IL
Pulse
V
IH
X
X
X
X
V
ID
V
IH
V
IH
X
X
X
V
IL
V
IL
V
IH
V
IH
X
V
IL
V
IH
V
IL
V
ID
A12
A15
X
X
Block
Protect
Status
(3)
Block
Protect
Status
(3)
V
IL
V
IL
V
IH
V
IH
X
V
IL
V
IH
V
IH
V
ID
A12
A15
X
X
X
X
X
V
ID
X
X
X
X
X
X
X
X
X
X
Table 4. UserBus Operations
(1)
Org.
Code
Device
E
G
W
BYTE
A0
A1
Other
Addresses
DQ15
A–1
DQ8 -
DQ14
DQ0 -
DQ7
Word-
wide
Manufact.
Code
V
IL
V
IL
V
IH
V
IH
V
IL
V
IL
Don’t Care
0
00h
20h
Device
Code
M29F400T
V
IL
V
IL
V
IH
V
IH
V
IH
V
IL
Don’t Care
0
00h
D5h
M29F400B
V
IL
V
IL
V
IH
V
IH
V
IH
V
IL
Don’t Care
0
00h
D6h
Byte-
wide
Manufact.
Code
V
IL
V
IL
V
IH
V
IL
V
IL
V
IL
Don’t Care
Don’t
Care
Hi-Z
20h
Device
Code
M29F400T
V
IL
V
IL
V
IH
V
IL
V
IH
V
IL
Don’t Care
Don’t
Care
Hi-Z
D5h
M29F400B
V
IL
V
IL
V
IH
V
IL
V
IH
V
IL
Don’t Care
Don’t
Care
Hi-Z
D6h
Table5. Read Electronic Signature (following AS instruction or with A9 = V
ID
)
Code
E
G
W
A0
A1
A12 - A17
Other
Addresses
DQ0 - DQ7
Protected Block
V
IL
V
IL
V
IH
V
IL
V
IH
BlockAddress
Don’t Care
01h
Unprotected Block
V
IL
V
IL
V
IH
V
IL
V
IH
BlockAddress
Don’t Care
00h
Table 6. ReadBlock Protection with AS Instruction
8/34
M29F400T, M29F400B
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相关代理商/技术参数 |
参数描述 |
|---|---|
| M295V400T-55N6TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory |
| M295V400T-70M1R | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory |
| M295V400T-70M1TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory |
| M295V400T-70M3R | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory |
| M295V400T-70M3TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory |
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