STMicroelectronics RFID, RF Access, Monitoring ICs ST25DV04K-IER8T3

The ST25DV04K-IER8T3 is a dynamic NFC/RFID tag IC that features 4 Kbit of EEPROM memory and supports both I2C and RF interfaces. It operates with a single supply voltage ranging from 1.8 to 5.5 V and is compliant with ISO/IEC 15693 and NFC Forum Type 5 standards. The device allows for fast data transfer with a custom read access speed of up to 53 Kbit/s and supports multiple byte programming, enabling efficient data handling. The IC includes a 256-byte dedicated buffer for fast transfer mode between I2C and RF interfaces, and it offers data protection through configurable memory areas secured by passwords. It has a write endurance of up to 1 million cycles at 25 ¬8C and a data retention period of 40 years. The operating temperature range extends from -40 to 125 ¬8C, depending on the package type. The ST25DV04K-IER8T3 is available in various package options, including SO8, TSSOP8, UFDFPN8, and WLCSP10, making it versatile for different applications.