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The ST25DV64KC-IE6S3 is a dynamic NFC/RFID tag IC from STMicroelectronics, combining a 64-Kbit EEPROM with an I²C interface and an ISO 15693 / NFC Forum Type 5 compliant RF interface. This dual-interface device enables wireless communication with NFC-enabled devices such as smartphones and RFID readers, while also allowing direct wired access via the I²C bus from a host microcontroller. It is designed for applications requiring contactless data transfer, product authentication, parameter configuration, and firmware updates in industrial, consumer, medical, and IoT systems.
Category:RF and Wireless;RFID, RF Access, Monitoring ICs
Manufacturer:STMicroelectronics
Packaging:Tape & Reel (TR);.Cut Tape (CT)
Part Status:Active
Type:RFID Transponder
Frequency:13.56MHz
Standards:ISO 15693, NFC
Interface:I2C
Voltage - Supply:1.8V ~ 5.5V
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:8-SO
Base Product Number:ST25
Dual Interface Operation: Accessible both via RF (13.56 MHz) and I²C, enabling seamless communication with NFC devices and host microcontrollers.
64-Kbit EEPROM Memory: Provides ample non-volatile storage for product data, configuration parameters, serial numbers, and user information.
ISO 15693 and NFC Forum Type 5 Compliance: Ensures interoperability with standard RFID readers and NFC-enabled smartphones and devices.
Fast I²C Interface: Supports up to 1 MHz I²C communication for high-speed wired data transfer.
Energy Harvesting Capability: Can harvest energy from the RF field to power external components or charge a capacitor, eliminating the need for a separate power source in some applications.
Advanced Data Protection: Features password protection for read/write access control, ensuring data security in sensitive applications.
Wide Supply Voltage Range: Operates from 1.8V to 5.5V on the I²C side, compatible with various microcontroller voltages.
Industrial Temperature Range: -40°C to 85°C operation ensures reliable performance in demanding environments.
Fast Transfer Modes: Supports fast transfer modes for efficient data exchange over the RF interface.
Product Authentication and Anti-Counterfeiting: Embedded in products or packaging to store authentication data accessible via NFC smartphones for brand protection.
Industrial Equipment Configuration: Stores calibration data, configuration parameters, and maintenance logs accessible both wirelessly and via I²C for easy field updates and diagnostics.
Medical Device Data Logging: Used in disposable medical sensors and diagnostic devices to store patient data, calibration settings, and usage logs, accessible via NFC readers or smartphones.
IoT Device Commissioning: Simplifies setup and configuration of IoT devices by allowing users to transfer Wi-Fi credentials and settings via NFC tap using a smartphone.
Consumer Electronics: Enables wireless configuration and firmware updates for smart home devices, wearables, and accessories without requiring physical connectors.
Logistics and Supply Chain: Embedded in packaging or labels to store tracking information, handling instructions, and product details accessible throughout the supply chain.
Access Control and Identification: Used in RFID badges, tokens, and identification cards for secure access to buildings or systems.
The ST25DV64KC-IE6S3 from STMicroelectronics is a versatile and powerful dynamic NFC/RFID tag IC that combines 64-Kbit EEPROM, dual RF/I²C interface, and energy harvesting capability in a standard 8-SOIC package. Its ISO 15693 and NFC Type 5 compliance, industrial temperature range, and advanced security features make it an ideal choice for product authentication, equipment configuration, medical data logging, and IoT device commissioning applications requiring reliable contactless data transfer combined with wired accessibility.
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