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Secure Memory White PVC Cards            Datasheet: SLE5542 

Data Carrier ICs for Identification Applications (Health insurance card, Access control, Electronic ticketing and Loyalty)


• 100% functional compatibility to SLE 4442 
• 256 x 8 bit EEPROM organization of Data Memory 
• 32 x 1 bit Protection Memory 
- Byte-wise write protection of first 32 addresses (byte 0...31) of Data Memory 
- Manufacturer Code for unique identification of application 
• Data Memory (addresses 0Ö255) alterable only after verification of 3-Byte Programmable Security Code (PSC) 
• Two-wire link protocol 
- Byte-wise addressing 
- End of processing indicated at data output 
• Contact configuration and Answer-to-Reset (synchronous transmission) in accordance to standard ISO/IEC 7816 
• Sophisticated electrical characteristics 
- Ambient temperature ñ40 Ö +80°C for chip, ñ25 Ö +80°C for module 
- Supply voltage 5 V ± 10 % 
- Supply current < 3 mA (typical 600 µA) 
- EEPROM erase / write time 5 ms 
- ESD protection typical 4,000 V 
- EEPROM Endurance minimum 100,000 erase / write cycles
- Data retention for minimum of 10 years
• Advanced 1.2 µm CMOS-technology optimised for security layout 
- EEPROM-cells protected by shield 
- Shielding of deeper layers via metal 
- Sensory and logical security functions 
- No isolation on backside necessary 


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