Product specifications

Seal material：PVC，ABS，PET，PETG

Chips can be sealed：FM4442，FM4428，SLE5542，SLE5528，AT24C series etc.

Manufacturers of chips：Shanghai Fudan/Siemens/ Atmel

Capacity：256bit/1024bit/1K bit

Agreement：ISO7816

Standard size：85.5mm long , 54mm wide, 0.84mm thick

working temperature：0℃-70℃

Wipe and write times：100,000 times

Data storage time：＞10 years

Applications：Can be used to many areas such as transportation management , attendance management , access control , school one card solution , telecom , supermarkets , hotels , entertainment locations , etc.

Product features

（1)Technical parameters of 4442/5542 chips：

256 byte EEPROM organization，

32 bit protection memory composition，

3 bytes user password，Password error count：3 times.

（2）Technical parameters of 4428/5528 chips：

1024 byte EEPROM organization，

1024 bit protection memory configuration，

2 byte intelligent write protection encryption logic user password，password error count：8 times.

Convenient operation, large data capacity and good security performance (enter the encrypted logic circuit and protect the data in the card by verifying the password)