CHIP CARD SLE 5528 INFINEON Chip Card & Security ICs, Intelligent 1024 Byte EEPROM with Write Protection and Programmable Security Code. For quantitatives orders, upon request

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SLE 5528

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100% functional compatibility to SLE 4428

1024 x 8 bit EEPROM organization of Data Memory

1024 x 1 bit Protection Memory

– Byte-wise write protection of Data Memory (one time programmable)

– Not alterable Manufacturer Code (chip coding and unique coding by application identifier RID according to ISO/IEC 7816-5)

Data Memory alterable only after verification of 2 Byte PSC

PSC verification trials limited by Error Counter

Serial synchronous three-wire link protocol according to ISO/IEC 7816

– 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

Electrical characteristics

– Ambient temperature range -40 … +100°C for chip, -25 … +80°C for module

– Supply voltage 5V

± 10%

– Supply current < 1 mA

– EEPROM erase / write time 5 ms / 5 ms

– ESD protection typically 4,000 V

– EEPROM Endurance minimum 100,000 erase / write cycles

– Data retention for minimum of 10 years Advanced CMOS-technology optimized for security layout

– EEPROM-cells protected by shield

– Shielding of deeper layers via metal

– Sensory- and logical security functions

– No insulation of backside necessary

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