參數(shù)資料
型號: MX29F4000PC-70
廠商: MACRONIX INTERNATIONAL CO LTD
元件分類: DRAM
英文描述: 4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY
中文描述: 512K X 8 FLASH 5V PROM, 70 ns, PDIP32
封裝: 0.600 INCH, PLASTIC, DIP-32
文件頁數(shù): 27/36頁
文件大小: 247K
代理商: MX29F4000PC-70
27
P/N:PM0629
REV. 1.0, DEC. 20, 1999
MX29F4000
CHIP UNPROTECTION ALGORITHM FOR SYSTEM WITH 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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相關代理商/技術參數(shù)
參數(shù)描述
MX29F4000PC-90 制造商:MCNIX 制造商全稱:Macronix International 功能描述:4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY
MX29F400BMC-12 制造商:未知廠家 制造商全稱:未知廠家 功能描述:EEPROM|FLASH|256KX16/512KX8|CMOS|SOP|44PIN|PLASTIC
MX29F400BMC-55 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8/x16 Flash EEPROM
MX29F400BMC-70 制造商:未知廠家 制造商全稱:未知廠家 功能描述:EEPROM|FLASH|256KX16/512KX8|CMOS|SOP|44PIN|PLASTIC
MX29F400BMC-90 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8/x16 Flash EEPROM