STMicroelectronics

ST25R3920-AQWT  

RFID, RF Access, Monitoring ICs

The ST25R3920-AQWT is a high-frequency, near-field communication (NFC) reader IC designed by STMicroelectronics. This IC is designed to meet the requirements of various applications, including mobile devices, access control, and contactless payment systems.

Description:

The ST25R3920-AQWT is a highly integrated reader IC that supports multiple communication protocols, including ISO/IEC 14443A/B/V, FeliCa, and NFC. It operates at a frequency of 13.56 MHz and supports both read and write operations. The IC is available in a compact, 24-pin QFN package, making it suitable for a wide range of applications.

Features:

1. Multiple communication protocols: Supports ISO/IEC 14443A/B/V, FeliCa, and NFC protocols.
2. Operating frequency: 13.56 MHz.
3. Compact package: 24-pin QFN package for easy integration.
4. Advanced features: Supports MIFARE, NTAG, and other popular NFC tags.
5. Power management: Low power consumption and support for power-saving modes.
6. Security: Supports encryption and authentication protocols for secure communication.
7. I/O interface: Supports GPIO and SPI interfaces for easy integration with other components.
8. Antenna tuning: Integrated antenna tuning circuitry for optimal performance.

Applications:

1. Mobile devices: Used in smartphones and tablets for NFC-based applications, such as contactless payment, data transfer, and access control.
2. Access control: Used in access control systems for secure identification and authentication.
3. Payment systems: Used in point-of-sale (POS) terminals for contactless payment transactions.
4. Transportation: Used in contactless ticketing systems for public transportation.
5. IoT devices: Used in Internet of Things (IoT) devices for wireless data transfer and device-to-device communication.
6. Wearables: Used in smartwatches and fitness trackers for NFC-based applications.
7. Industrial automation: Used in industrial automation systems for wireless data transfer and control.

In summary, the ST25R3920-AQWT is a versatile and high-performance NFC reader IC that supports multiple communication protocols and offers advanced features for a wide range of applications. Its compact package and low power consumption make it an ideal choice for mobile devices, access control systems, and other applications requiring secure and efficient wireless communication.

ST25R3920-AQWT Documents

Download datasheets and manufacturer documentation for ST25R3920-AQWT

Datasheets :

ST25R3920-AQWT