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參數(shù)資料
型號(hào)： W39L040A
廠商： WINBOND ELECTRONICS CORP
英文描述： 512K 】 8 CMOS FLASH MEMORY
中文描述： 為512k】8的CMOS閃存
文件頁(yè)數(shù)： 1/26頁(yè)
文件大小： 231K
代理商： W39L040A
W39L040A Data Sheet
512K
×
8 CMOS FLASH MEMORY
Publication Release Date:April 14, 2005
- 1 -
Revision A3
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 3
FEATURES................................................................................................................................. 3
PIN CONFIGURATIONS ............................................................................................................ 4
BLOCK DIAGRAM...................................................................................................................... 4
PIN DESCRIPTION..................................................................................................................... 4
FUNCTIONAL DESCRIPTION ................................................................................................... 5
6.1
Device Bus Operation..................................................................................................... 5
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.2
Data Protection............................................................................................................... 6
6.2.1
6.2.2
6.2.3
6.2.4
6.3
Command Definitions ..................................................................................................... 6
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.4
Write Operation Status ................................................................................................... 8
6.4.1
6.4.2
6.5
Table of Operating Modes.............................................................................................. 9
6.5.1
6.5.2
6.5.3
6.5.4
6.6
Embedded Programming Algorithm ............................................................................. 11
6.7
Embedded Erase Algorithm.......................................................................................... 12
Read Mode.......................................................................................................................5
Write Mode.......................................................................................................................5
Standby Mode ..................................................................................................................5
Output Disable Mode........................................................................................................5
Auto-select Mode..............................................................................................................5
Low VDD Inhibit................................................................................................................6
Write Pulse "Glitch" Protection .........................................................................................6
Logical Inhibit ...................................................................................................................6
Power-up Write and Read Inhibit......................................................................................6
Read Command ...............................................................................................................6
Auto-select Command......................................................................................................7
Byte Program Command..................................................................................................7
Chip Erase Command......................................................................................................7
Sector Erase Command...................................................................................................8
DQ7: #Data Polling...........................................................................................................8
DQ6: Toggle Bit................................................................................................................9
Device Bus Operations.....................................................................................................9
Auto-select Codes (High Voltage Method) .......................................................................9
Sector Address Table.....................................................................................................10
Command Definitions.....................................................................................................10
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