参数资料
型号: W19B320ATB9L
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 2M X 16 FLASH 3V PROM, 70 ns, PBGA48
封装: 6 X 8 MM, 0.80 MM PITCH, TFBGA-48
文件页数: 27/53页
文件大小: 479K
代理商: W19B320ATB9L
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
相关PDF资料
PDF描述
W19B320BBBH FLASH 3V PROM, PDSO48
W19B320STT9F 2M X 16 FLASH 3V PROM, 90 ns, PDSO48
W19L320STT9L 2M X 16 FLASH 3.3V PROM, 90 ns, PDSO48
W19B324MBT9G 2M X 16 FLASH 3V PROM, 90 ns, PDSO48
W19B324MTB9L 2M X 16 FLASH 3V PROM, 90 ns, PBGA48
相关代理商/技术参数
参数描述
W19B320ATT7H 功能描述:IC FLASH 32MBIT 70NS 48TSOP RoHS:是 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:1,000 系列:- 格式 - 存储器:RAM 存储器类型:移动 SDRAM 存储容量:256M(8Mx32) 速度:133MHz 接口:并联 电源电压:1.7 V ~ 1.95 V 工作温度:-40°C ~ 85°C 封装/外壳:90-VFBGA 供应商设备封装:90-VFBGA(8x13) 包装:带卷 (TR) 其它名称:557-1327-2
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