0.84MM Thickness CR80 SLE 5542 Chip Smart Rewritable Contact Card
0.84MM Thickness CR80 SLE 5542 chip Smart Rewritable Contact Card
Features of 5542 Chip
1) Mode: Read / Write
2) Data retention: 10 years
3) Write endurance: 100,000 Cycles
4) 100% functional compatibility to SLE 4442
5) 256 * 8 bit EEPROM oranization of Data Memory
6) 32 * 1 bit Protection Memory
7) Byte-wise write protection of first 32 address (byte 0.....31) of Data Memory
8) Manufacturer Code for unique identification of application
9) Data Memory (Address 0....255) alterable only after verification of 3-Byte programmable security code (PSC)
10) Two-wire link protocol
11) Byte-wise addressing
12) End of processing indicated at data output
13) Contact configuration and Answer-to-Reset (synchronous transmission) in accordance to standard ISO/ IEC 7816
14) Sophisicated electronical characteristics
15) Ambient temperature -40...+80℃ for chip, -25...80℃ for module
16) Supply voltage 5V±10%
17) Supply current < 3 mA (typical 600 uA)
18) EEPROM erase / write time 5 ms
19) ESD protection typical 4,000 V
20) EEPROM Endurance minimum 100,000 erase / write cycles
21) Data retention for minimum of 10 years
Advance 1.2 um CMOS-technology optimised for security layout
- EEPROM-cells protected by shield
-Shielding of feeper layers Via metal
- Sensory and logical security functions
- No isolation on backside necessary
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