SHC2248

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Overview

SHC2248 is compatible with SLE4428. The function is absolutely same! The great advantage is the rather competitive price! Moreover, we are the main distributor of Belling! So we nearly have ten million sale volume every year!

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General Description:

BL7448 is an IC Card chip (module) made by 0.35um CMOS EERPOM process. It has1024 byte EEPROM with logical encryption and function.

Technical Features:

1024 x 8 bit EEPROM organization
Byte-wise addressing (Irreversible byte-wise write protection of every Byte)
1024 x1 bit organization of protection memory
Serial three-wire link
End of processing indicated at data output
Minimum of 100,000 write/erase cycles
Data retention time :>10 years
Contacts configuration and serial interface according to ISO 7816 standard (synchronous transmission)
Data can only be changed after entry of the correct 2-byte Programmable security code