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参数资料
| 型号： | W28V400 |
| 英文描述： | FLASH |
| 中文描述： | 闪光 |
| 文件页数： | 1/48页 |
| 文件大小： | 427K |
| 代理商： | W28V400 |
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W28V400B/T
4M(512K
×
8/256K
×
16)
SMARTVOLTAGE FLASH MEMORY
Publication Release Date: November 18, 2002
- 1 -
Revision A3
Table of Contents-
1. GENERAL DESCRIPTION.................................................................................................................. 3
2. FEATURES ......................................................................................................................................... 3
3. PRODUCT OVERVIEW...................................................................................................................... 4
4. BLOCK DIAGRAM .............................................................................................................................. 5
5. PIN CONFIGURATION....................................................................................................................... 6
6. PIN DESCRIPTION............................................................................................................................. 7
7. PRINCIPLES OF OPERATION........................................................................................................... 8
Data Protection ................................................................................................................................ 8
8. BUS OPERATION............................................................................................................................. 10
Read............................................................................................................................................... 10
Output Disable ............................................................................................................................... 10
Standby.......................................................................................................................................... 10
Deep Power-down.......................................................................................................................... 10
Read Identifier Codes Operation ................................................................................................... 11
Write............................................................................................................................................... 11
9. COMMAND DEFINITIONS................................................................................................................ 11
Read Array Command ................................................................................................................... 13
Read Identifier Codes Command................................................................................................... 13
Read Status Register Command...................................................................................................14
Clear Status Register Command................................................................................................... 14
Block Erase Command .................................................................................................................. 14
Word/Byte Write Command ........................................................................................................... 15
Block Erase Suspend Command................................................................................................... 15
Word/Byte Write Suspend Command............................................................................................ 15
Considerations of Suspend............................................................................................................ 16
Block Locking................................................................................................................................. 16
10. DESIGN CONSIDERATIONS......................................................................................................... 22
Three-line Output Control............................................................................................................... 22
RY/#BY, Block Erase and Word/Byte Write Polling....................................................................... 22
Power Supply Decoupling.............................................................................................................. 22
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相关代理商/技术参数 |
参数描述 |
|---|---|
| W28V400B | 制造商:WINBOND 制造商全称:Winbond 功能描述:4M(512K x 8/256K x 16) SMARTVOLTAGE FLASH MEMORY |
| W28V400BT85C | 制造商:WINBOND 制造商全称:Winbond 功能描述:4M(512K x 8/256K x 16) SMARTVOLTAGE FLASH MEMORY |
| W28V400T | 制造商:WINBOND 制造商全称:Winbond 功能描述:4M(512K x 8/256K x 16) SMARTVOLTAGE FLASH MEMORY |
| W28V400TT85C | 制造商:WINBOND 制造商全称:Winbond 功能描述:4M(512K x 8/256K x 16) SMARTVOLTAGE FLASH MEMORY |
| W28WH | 制造商:ETERNA 功能描述:TRACKLIGHT, FLEXIBLE TRACK COUPLER |
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