参数资料
型号: W19B320ATT9M
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 2M X 16 FLASH 3V PROM, 70 ns, PDSO48
封装: 12 X 20 MM, LEAD FREE, TSOP-48
文件页数: 27/53页
文件大小: 479K
代理商: W19B320ATT9M
W19B320AT/B
Publication Release Date: December 27, 2005
- 33 -
Revision A4
7.8 Security Sector Protect Verify
START
Write 60h to
any address
Write 40h to Security
Sector Address
with A6 = 0
A1 = 1, A0 = 0
Read from Security
Sector address
with A6 = 0
A1 = 1, A0 = 0
If data = 00h,
Security Sector is
unprotected.
If data = 01h,
Security Sector is
producted.
Remove
V IH or
V ID
from #RESET
Write reset
command
Security Sector
Protect Verify
complete
#RESET =
V IH
V ID
or
Wait 1
μ s
Enter Security
Sector
Exit Security
Sector
7.9 Program Algorithm
START
Write Program
Command Sequence
Data Poll
from System
Verify Data?
Increment Address
Yes
Last Address?
Yes
Programming
Completed
Embedded
Program
algorithm
in progress
No
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相关代理商/技术参数
参数描述
W19B320B 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
W19B320BB 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
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