1К-byte EEPROM Microcircuit With Function Of Protection For Writing And Programmable Secret Code.

Microcircuit KK4428 is designed to use in intellectual plastic cards. Sphere of application: medical insurance, excess control systems, member cards, Smart Cards By Kodenshi Korea Corp.
KK4428 's PackagesKK4428 's pdf datasheet



KK4428 Pinout will be updated soon..., now you can download the pdf datasheet to check the pinouts !
KK4428 circuits will be updated soon..., now you can download the pdf datasheet to check the circuits!

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