256×8bit EEPROM organization
Byte-wise addressing
Irreversible byte-wise write protection of lowest 32 addresses (Byte 0..31)
32×1bit protection memory organization
Two-wire link protocol
End of processing indicated at data output
Answer-to-Reset acc.to ISO standard 7816-3
Minimum of 100,000 times write/erase cycles
Data retention for at least 10 iminyaka
Programming time 2.5ms per byte for both erasing and writing
Contact configuration and serial interface in accordance to ISO standard 7816(synchronous Transmission)
Data can only be changed after enrty of the correct 3-byte programmable security code(PSC) (security memory)
Compatible with SLE4442 chips
Operating temperature range: -20℃~+60℃
Chip card parameters:
Ubungakanani: ISO standard card L 85.6×W 54×T 0.84(±0.4)mm
Izinto eziphathekayo: PVC/ABS/PET/PETG/PS,njl.
Can do white card or color printing card
SHJ4442 is China developed production of memory card chip. This chip uses 0.6µm CMOS EEPROM process, has 256×8 Bits EEPROM with write protect fuction and programmable security code. With its contact configuration in accordance to ISO standard 7816 (sychronous transmission), SHJ4442 can be widely used in different types of IC menory cards.
SHJ4442 contact chip is fully compatible with SLE4442 chip, but the cost is very low, very suitable for common project applications.
Typical Application
Member Score Cards, Prepaid cards of internet bar, Medical insurance cards, Electronic door locks, Prepaid Water and Electricity Metering Cards and so on.
Ithuba elihle lokhuphiswano:
Abasebenzi abanamava;
Umgangatho obalaseleyo;
Ixabiso elifanelekileyo;
Ukuhanjiswa okukhawulezayo;
Umthamo omkhulu kunye noluhlu olubanzi lweemveliso;
Yamkela iodolo encinci;
Iimveliso ze-ODM kunye ne-OEM ngokweemfuno zabathengi.
Ukushicilela: Ushicilelo lwe-Offset, Silkscreen Printing, Ukuprintwa kwe-Thermal, Ukuprintwa kwe-ink-jet, Ukushicilelwa kwedijithali.
Iimpawu zokhuseleko: I-Watermark, Ukukhutshwa kweLaser, Ihologram/OVD, UV inki, Optical Variable inki, Ibhakhowudi efihliweyo/ibhakhowudi imaski, Umnyama weBanga, Umbhalo omncinci.
Abanye: Chip data initialization/Encryption, Umgca wemagnethi eyenzelwe wena, Iphaneli yotyikityo, Ibhakhowudi, Inombolo yesiriyeli, Ukuhombisa, Ikhowudi yeDOD, NBS ikhowudi convex, Die-cut.
Fung
Umlawuli wentengiso