Thẻ thông minh Simens SLE 4442 card
Simens SLE 4442 card
Intelligent with writing protection
Data storage: 10 years
Byte protection, private code, communication code
Writing times: 100,000times
Min writing time: 5MS
Synchronous communication protocol, ISO 7816 compatible
- EEPROM size is 256 bytes split into the following areas:
26 bytes for card manufacturer data
2 bytes for card issuer reference
4 bytes for card identification data
224 bytes for main user data
- Access to the memory is protected by a 3 byte secret code for data write only
- Free Read of Data (except PIN)
- Answer to reset according to ISO 7816/3 standard
- Data retention is up to 10 years
- Non reversible byte-wise write protection of lowest 32 addresses (byte 0 ?31)
- 20 degree?C + 50?C operating range
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