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參數(shù)資料
| 型號： | WE128K32P-125G2TQ |
| 廠商： | WHITE ELECTRONIC DESIGNS CORP |
| 元件分類： | PROM |
| 英文描述： | 128K X 32 EEPROM 5V MODULE, 125 ns, CQFP68 |
| 封裝： | 22.40 X 22.40 MM, 4.57 MM HEIGHT, CERAMIC, QFP-68 |
| 文件頁數(shù)： | 14/14頁 |
| 文件大?。?/td> | 496K |
| 代理商： | WE128K32P-125G2TQ |
9
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WE128K32-XXX
March 2008
Rev. 12
White Electronic Designs Corp. reserves the right to change products or specications without notice.
FIGURE 10 – SOFTWARE BLOCK DATA PROTECTION ENABLE ALGORITHM(1)
NOTES:
1. Data Format: D7 - D0 (Hex);
Address Format: A16 - 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 bytes of data to be loaded.
WRITES ENABLED(2)
ENTER DATA
PROTECT STATE
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA A0
TO
ADDRESS 5555
LOAD DATA XX
TO
ANY ADDRESS(4)
LOAD LAST BYTE
TO
LAST ADDRESS
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