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参数资料
型号： W19B320BBBG
厂商： WINBOND ELECTRONICS CORP
元件分类： PROM
英文描述： FLASH 3V PROM, PDSO48
封装： TSOP-48
文件页数： 1/51页
文件大小： 649K
代理商： W19B320BBBG
W19B320BT/B DATASHEET
Publication Release Date: Dec. 22, 2008
- 1 -
Revision A5
Table of Contents-
1.
GENERAL DESCRIPTION ......................................................................................................................4
2.
FEATURES ..............................................................................................................................................4
3.
PIN CONFIGURATIONS .........................................................................................................................5
4.
BLOCK DIAGRAM ...................................................................................................................................5
5.
PIN DESCRIPTION..................................................................................................................................5
6.
FUNCTIONAL DESCRIPTION ................................................................................................................6
6.1
Device Bus Operation.....................................................................................................................6
6.1.1
Word/Byte Configuration ................................................................................................................6
6.1.2
Reading Array Data ........................................................................................................................6
6.1.3
Writing Commands/Command Sequences ....................................................................................6
6.1.4
Standby Mode.................................................................................................................................7
6.1.5
Automatic Sleep Mode....................................................................................................................7
6.1.6
#RESET: Hardware Reset Pin .......................................................................................................7
6.1.7
Output Disable Mode......................................................................................................................8
6.1.8
AUTOSELECT Mode......................................................................................................................8
6.1.9
Sector/Sector Block Protection and Unprotection ..........................................................................8
6.1.10
Write Protect (#WP)........................................................................................................................8
6.1.11
Temporary Sector Unprotect ..........................................................................................................8
6.1.12
Security Sector Flash Memory Region...........................................................................................9
6.1.13
Hardware Data Protection ............................................................................................................10
6.2
Command Definitions ...................................................................................................................10
6.2.1
Reading Array Data ......................................................................................................................10
6.2.2
Reset Command...........................................................................................................................10
6.2.3
AUTOSELECT Command Sequence...........................................................................................11
6.2.4
Byte/Word Program Command Sequence ...................................................................................11
6.2.5
Unlock Bypass Command Sequence...........................................................................................12
6.2.6
Chip Erase Command Sequence.................................................................................................12
6.2.7
Sector Erase Command Sequence..............................................................................................13
6.3
Write Operation Status .................................................................................................................13
6.3.1
DQ7: #Data Polling .......................................................................................................................13
6.3.2
RY/#BY: Ready/#Busy..................................................................................................................14
6.3.3
DQ6: Toggle Bit I ..........................................................................................................................14
6.3.4
Reading Toggle Bits DQ6/DQ2 ....................................................................................................14
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相关代理商/技术参数
参数描述
W19B320BB-H 制造商:WINBOND 制造商全称:Winbond 功能描述:2.7~3.6-volt write (program and erase) operations
W19B320BB-M 制造商:WINBOND 制造商全称:Winbond 功能描述:2.7~3.6-volt write (program and erase) operations
W19B320BT 制造商:WINBOND 制造商全称:Winbond 功能描述:32Mbit, 2.7~3.6-volt single bank CMOS flash memory
W19B320BT-H 制造商:WINBOND 制造商全称:Winbond 功能描述:2.7~3.6-volt write (program and erase) operations
W19B320BT-M 制造商:WINBOND 制造商全称:Winbond 功能描述:2.7~3.6-volt write (program and erase) operations
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