EM4427 Data Sheet: HF Read/Write Contactless IC Specs

EM4427 Data Sheet

The EM4427 is a low-power HF contactless read/write smart card IC compliant with ISO/IEC 14443A, featuring 1024-bit EEPROM for flexible data storage. It supports anticollision and multi-application functions, with MIFARE Classic emulation. Operating at 13.56 MHz, it includes security features like password protection and mutual authentication. Unique aspects encompass low-voltage operation and high integration for compact designs. Ideal for access control, public transportation, and loyalty programs, the EM4427 Data Sheet emphasizes its robustness in high-volume RFID deployments and compatibility with legacy systems.