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參數(shù)資料
| 型號(hào)： | WE512K16-140G4QA |
| 廠商： | WHITE ELECTRONIC DESIGNS CORP |
| 元件分類： | PROM |
| 英文描述： | 512K X 16 EEPROM 5V MODULE, 140 ns, CQFP68 |
| 封裝： | 40 MM, HERMETIC SEALED, CERAMIC, QFP-68 |
| 文件頁(yè)數(shù)： | 9/10頁(yè) |
| 文件大?。?/td> | 373K |
| 代理商： | WE512K16-140G4QA |
8
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WE512K16-XG4X
April 1999
Rev. 2
White Electronic Designs Corp. reserves the right to change products or specications without notice.
FIGURE 8 – SOFTWARE BLOCK DATA PROTECTION ENABLE ALGORITHM(1)
NOTES:
1. Data Format: I/O7-0 (Hex);
Address Format: A14 -A0 (Hex).
2. Write Protect state will be activated at end of write even if no other data is loaded.
3. Write Protect state will be deactivated at end of write period even if no other data is loaded.
4. 1 to 128 words of data to be loaded.
WRITES ENABLED(2)
ENTER DATA
PROTECT STATE
LOAD DATA AAAA
TO
ADDRESS 5555
LOAD DATA 5555
TO
ADDRESS 2AAA
LOAD DATA A0A0
TO
ADDRESS 5555
LOAD DATA XXXX
TO
ANY ADDRESS(4)
LOAD LAST WORD
TO
LAST ADDRESS
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| WE512K16-150G4C | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:EEPROM|512KX16|CMOS|QFL|68PIN|CERAMIC |
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