參數(shù)資料
型號: 29F040-12
廠商: Macronix International Co., Ltd.
英文描述: 4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY
中文描述: 4分位[512KX8]的CMOS平等部門閃存
文件頁數(shù): 31/40頁
文件大小: 604K
代理商: 29F040-12
31
P/N:PM0538
REV. 2.3, DEC. 10, 2004
MX29F040
CHIP UNPROTECTION ALGORITHM FOR SYSTEM WITHOUT 12V
START
Protect All Sectors
PLSCNT=1
Chip Unprotect
Complete
Data=00H
Toggle bit checking
Q6 not Toggled
Yes
Yes
Write "unlock for sector protect/unprotect"
Command (Table 1)
Set OE=A9=VIH
CE=VIL,A6=1
Activate WE Pulse to start
Data do'nt care
Set OE=CE=VIL
A9=VIH,A1=1
Set Up First Sector Addr
All sectors have
been verified
Write Reset Command
Device Failed
PLSCNT=1000
No
Increment
PLSCNT
No
Read Data from Device
Yes
Yes
No
No
Increment
Sector Addr
* It is recommended before unprotect whole chip, all sectors should be protected in advance.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
29F040-55 制造商:MCNIX 制造商全稱:Macronix International 功能描述:4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY
29F040-70 制造商:MCNIX 制造商全稱:Macronix International 功能描述:4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY
29F0408 制造商:MAXWELL 制造商全稱:Maxwell Technologies 功能描述:32 Megabit (4M x 8-Bit) Flash Memory
29F0408RPFB 制造商:MAXWELL 制造商全稱:Maxwell Technologies 功能描述:32 Megabit (4M x 8-Bit) Flash Memory
29F0408RPFE 制造商:MAXWELL 制造商全稱:Maxwell Technologies 功能描述:32 Megabit (4M x 8-Bit) Flash Memory