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參數資料
| 型號： | W39V080A |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 1M 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE |
| 中文描述： | 100萬】8的CMOS LPC接口閃存 |
| 文件頁數： | 1/34頁 |
| 文件大小： | 287K |
| 代理商： | W39V080A |
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W39V080A Data Sheet
1M
×
8 CMOS FLASH MEMORY
WITH LPC INTERFACE
Publication Release Date: Dec. 28, 2005
- 1 -
Revision A4
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
Interface Mode Selection and Description...................................................................... 5
6.2
Read (Write) Mode ......................................................................................................... 5
6.3
Reset Operation.............................................................................................................. 5
6.4
Boot Block Operation and Hardware Protection at Initial- #TBL & #WP........................ 5
6.5
Sector Erase Command ................................................................................................. 6
6.6
Program Operation......................................................................................................... 6
6.7
Dual BIOS....................................................................................................................... 6
6.8
Hardware Data Protection .............................................................................................. 6
6.9
Write Operation Status ................................................................................................... 7
TABLE OF OPERATING MODES............................................................................................ 10
7.1
Operating Mode Selection - Programmer Mode........................................................... 10
7.2
Operating Mode Selection - LPC Mode........................................................................ 10
7.3
Standard LPC Memory Cycle Definition....................................................................... 10
TABLE OF COMMAND DEFINITION....................................................................................... 11
8.1
Embedded Programming Algorithm ............................................................................. 12
8.2
Embedded Erase Algorithm.......................................................................................... 13
8.3
Embedded #Data Polling Algorithm.............................................................................. 14
8.4
Embedded Toggle Bit Algorithm................................................................................... 15
8.5
Software Product Identification and Boot Block Lockout Detection Acquisition Flow.. 16
DC CHARACTERISTICS.......................................................................................................... 17
9.1
Absolute Maximum Ratings.......................................................................................... 17
9.2
Programmer interface Mode DC Operating Characteristics......................................... 17
9.3
LPC interface Mode DC Operating Characteristics...................................................... 18
9.4
Power-up Timing........................................................................................................... 18
CAPACITANCE......................................................................................................................... 18
PROGRAMMER INTERFACE MODE AC CHARACTERISTICS............................................. 19
7.
8.
9.
10.
11.
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