SLE5528 is the updated version of SLE4428, which is one of the most popular chip card that used in security area, such as access control, loyalty, e-ticket, etc…Also flat surface, good printing, accurate chip position, strong production capacity, etc…are always our duties! The striking advantages are stable function and the most cost-efficient price!

Synchronous communication protocol, ISO 7816 compatible
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