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參數(shù)資料
| 型號(hào)： | SLE5536SE |
| 廠商： | SIEMENS AG |
| 元件分類： | 通用總線功能 |
| 英文描述： | Intelligent 221_bit EEPROM Counter with Security Logic and High Security Authentication(智能221位EEPROM帶安全邏輯和安全鑒證) |
| 中文描述： | 智能221_bit與安全的EEPROM反邏輯和高級(jí)安全認(rèn)證（智能221位的EEPROM帶安全邏輯和安全鑒證） |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大?。?/td> | 109K |
| 代理商： | SLE5536SE |
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104 bit user memory fully compatible with SLE 4406/06E
–64 bit Identification Area consisting of
16 bit Manufacturer code (mask-programmable ROM)
SLE 5536S:
8 bit Manufacturer data, card issuer dependent (ROM)
40 bit for personalization data of card issuer (PROM)
SLE 5536SE:
48 bit for personalization data of card issuer (PROM)
–40 bit Counter Area including 1 bit for personalization (PROM/EEPROM)
133 bit additional memory for advanced features
– 4 bit Counter Backup (anti-tearing flags)
– 1 bit initiation flag for Authentication Key 2
–16 bit Data Area 1 for free user access
–48 bit Authentication Key 1
–either 48 bit Data Area 2 for user defined data
or 48 bit Authentication Key 2
–16 bit Data Area 3 for free user access
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– Five stage abacus counter
– Due to testing purposes a maximum of 21064 count units is guaranteed
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– Backup feature activated at choice
Counter tearing protection may be disabled by mask option
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individual card authentication fully compatible with SLE 4436/36E
–
Random number as challenge
– Individual secret Authentication Key 1
– Optional individual secret Authentication Key 2
– Calculation of up to 16 bit response
– Calculation of a 16 bit response within 30 ms at a clock frequency of 100 kHz
optional activation of
– Response calculation with cipher block chaining
– Certification of the counter value
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