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參數資料
| 型號： | W29C020CT12N |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 256K X 8 FLASH 5V PROM, 120 ns, PDSO32 |
| 封裝： | TSOP1-32 |
| 文件頁數： | 1/27頁 |
| 文件大?。?/td> | 176K |
| 代理商： | W29C020CT12N |
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W29C020C
256K
× 8 CMOS FLASH MEMORY
Publication Release Date: Nov. 23, 2006
- 1 -
Revision A7
Table of Contents-
1.
GENERAL DESCRIPTION ......................................................................................................... 3
2.
FEATURES ................................................................................................................................. 3
3.
PIN CONFIGURATIONS............................................................................................................. 4
4.
PIN CONFIGURATIONS............................................................................................................. 5
5.
BLOCK DIAGRAM ...................................................................................................................... 5
6.
FUNCTIONAL DESCRIPTION.................................................................................................... 6
6.1
Read Mode ..................................................................................................................... 6
6.2
Page Write Mode ............................................................................................................ 6
6.3
Software-protected Data Write ....................................................................................... 6
6.4
Hardware Data Protection .............................................................................................. 7
6.5
Chip Erase Modes .......................................................................................................... 7
6.6
Boot Block Operation...................................................................................................... 7
6.7
Data Polling (DQ7)- Write Status Detection ................................................................... 7
7.
TABLE OF OPERATING MODES .............................................................................................. 9
7.1
Operating Mode Selection .............................................................................................. 9
7.2
Command Codes for Software Data Protection ............................................................. 9
7.2.1
Software Data Protection Acquisition Flow.....................................................................10
7.3
Command Codes for Software Chip Erase .................................................................. 11
7.3.1
Software Chip Erase Acquisition Flow............................................................................11
7.4
Command Codes for Product Identification and Boot Block Lockout Detection .......... 12
7.4.1
Software Product Identification and Boot Block Lockout Detection Acquisition Flow......12
7.5
Command Codes for Boot Block Lockout Enable ........................................................ 13
7.5.1
Boot Block Lockout Enable Acquisition Flow..................................................................13
8.
DC CHARACTERISTICS .......................................................................................................... 14
8.1
Absolute Maximum Ratings .......................................................................................... 14
8.2
Operating Characteristics ............................................................................................. 14
9.
CAPACITANCE......................................................................................................................... 15
10.
AC CHARACTERISTICS .......................................................................................................... 16
10.1
Read Cycle Timing Parameters.................................................................................... 16
10.2
Byte/Page-write Cycle Timing Parameters ................................................................... 17
10.2.1 #DATA Polling Characteristics (1) ..................................................................................17
10.3
Toggle Bit Characteristics (1) ....................................................................................... 17
11.
TIMING WAVEFORMS ............................................................................................................. 18
11.1
Read Cycle Timing Diagram......................................................................................... 18
11.2
#WE Controlled Write Cycle Timing Diagram............................................................... 18
11.3
#CE Controlled Write Cycle Timing Diagram ............................................................... 19
11.4
Page Write Cycle Timing Diagram................................................................................ 19
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相關代理商/技術參數 |
參數描述 |
|---|---|
| W29C020CT70B | 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY |
| W29C020CT90B | 制造商:Winbond Electronics Corp 功能描述:256K X 8 FLASH 5V PROM, 90 ns, PDSO32 |
| W29C020CT90N | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:EEPROM|FLASH|256KX8|CMOS|TSSOP|32PIN|PLASTIC |
| W29C020P-12 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY |
| W29C020P-12A | 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY |
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