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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） |
| 文件頁數(shù)： | 6/7頁 |
| 文件大小： | 109K |
| 代理商： | SLE5536SE |
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SLE 5536S/36SE is designed for applications in prepaid telephone cards. The chip consists of an
EEPROM memory of 221 bit, a ROM of 16 bits, a control/security unit and a special computing unit
for chip authentication.
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Counter
Identification Area
Data Areas
16 bit Manufacturer Code
8 bit Manufacturer Data
40 bit blockable PROM
Authenti-
cation Key 1
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Identification Area
16 bit Manufacturer Code
48 bit blockable PROM
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Blocks marked by cross hatch - Defined by chip manufacturer
optional
Authenti-
cation Key 2
Backup Unit
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Counter, Identification Data (e.g. serial number, expiry date) and Data Areas.
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Setting of the address counter is synchronously with the CLK.
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The programming voltage for the EEPROM/PROM is generated internally.
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