10pcs FM4442 Contact Smart Chip Card for Hotel Key Card

PRODUCT DESCRIPTION
FM4442 Card provides a security code logic which controls the write/erase access to the memory. The FM4442 contains a 4 bytes security memory with an Error Counter EC (bit 0 to bit 2) and 3 bytes reference data.
These 3 bytes as a whole are called programmable security code (PSC). After power on the whole memory, except for the reference data, can only be read.
Only after a successful comparison of verification data with the internal reference data the memory has the identical access functionality of the FM4442 until the power is switched off.

Product features:
Chip : FM4442 smart contact chip card
32 bit organization of protection memory
Data storage time: minimum of 10 Year
IC card memory: intelligent 256 byte EEPROM / 1024 byte EEPROM
Contact configuration and serial interface in accordance with ISO standard 7816 (synchronous transmission)
Programming time 2.5 ms per byte for both erasing and writing, minimum of 104 write/erase cycles

Typical Applications: Mobile payment, PayPal, Google Wallet, ticketing, boarding pass, Point of Sale, coupons,tour guide, turnstiles, vender, parking meters, loyalty system for promotion, etc