STMicroelectronics

ST25R3912-AWLT  

RFID, RF Access, Monitoring ICs

ST25R3912-AWLT Description

The ST25R3912-AWLT from STMicroelectronics is a high-performance 13.56MHz RFID/NFC reader IC designed for advanced contactless communication applications. Packaged in a compact 30WLCSP (Wafer-Level Chip-Scale Package), this surface-mount device supports a wide 2.4V to 5.5V supply voltage, making it versatile for both low-power and high-performance systems. Compliant with ROHS3 and REACH environmental standards, it adheres to ISO 14443, FeliCa, MIFARE, and NFC protocols, ensuring broad interoperability with existing RFID infrastructures. Its SPI interface enables seamless integration with microcontrollers, while its Moisture Sensitivity Level (MSL) 1 rating ensures reliability in varied environmental conditions.

ST25R3912-AWLT Features

• Multi-protocol Support: Compatible with ISO 14443 A/B, FeliCa, MIFARE, and NFC Forum standards, enabling universal RFID/NFC functionality.
• Wide Voltage Range (2.4V–5.5V): Ideal for battery-powered and industrial applications.
• High Integration: Combines analog front-end, demodulator, and protocol handling in a single chip, reducing external component count.
• Low Power Consumption: Optimized for energy-efficient designs, critical for portable and IoT devices.
• Advanced Anti-Collision: Supports dynamic tag detection and handling, improving system throughput in dense tag environments.
• Robust Performance: Features adaptive waveform shaping and automatic antenna tuning for optimal signal integrity.

ST25R3912-AWLT Applications

The ST25R3912-AWLT excels in:

• Payment Terminals: Secure, high-speed transactions with NFC/FeliCa compatibility.
• Access Control Systems: Reliable authentication for smart locks and corporate security.
• IoT Edge Devices: Low-power RFID connectivity for asset tracking and smart sensors.
• Industrial Automation: Durable performance in harsh environments with SPI-based control.
• Consumer Electronics: Enables touch-and-go interactions in smartphones, wearables, and gaming consoles.

Conclusion of ST25R3912-AWLT

The ST25R3912-AWLT stands out as a flexible, high-performance RFID/NFC reader IC, combining multi-protocol support, low power consumption, and robust integration. Its wide voltage range and compact form factor make it suitable for diverse applications, from payment systems to industrial IoT. With STMicroelectronics' proven reliability, this IC is a future-proof solution for modern contactless communication demands.

ST25R3912-AWLT Documents

Download datasheets and manufacturer documentation for ST25R3912-AWLT

PCN Assembly/Origin :

Mult Devices 27/Feb/2019      

Datasheets :

ST25R3912