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DS28E22数据资料

消耗积分:0 | 格式:pdf | 大小:220 KB | 2012-11-19

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The DS28E22 combines crypto-strong, bidirectional,secure challenge-and-response authentication functionalitywith an implementation based on the FIPS180-3-specified Secure Hash Algorithm (SHA-256). A2Kb user-programmable EEPROM array provides nonvolatilestorage of application data and additional protectedmemory holds a read-protected secret for SHA-256 operations and settings for user memory control.Each device has its own guaranteed unique 64-bitROM identification number (ROM ID) that is factory programmedinto the chip.
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