ST25R3911B-AQFT - STMicroelectronics

Manufacturer Part Number

ST25R3911B-AQFT

Manufacturer

STMicroelectronics

Introduction

The ST25R3911B-AQFT is an advanced RFID reader IC that supports ISO 14443 and NFC standards, enabling high-performance contactless communication at 13.56MHz.

Product Features and Performance

Supports ISO 14443 Type A/B, FeliCa, and NFC-A/B/F communication protocols

Integrated high-performance RF frontend and analog-to-digital converter

Optimized power consumption for battery-powered applications

Integrated ARM Cortex-M0+ microcontroller core

Flexible SPI interface for easy integration with host controllers

Product Advantages

Comprehensive support for major RFID and NFC standards

Efficient power management for extended battery life

Integrated microcontroller simplifies system design

Flexible SPI interface for seamless integration

Key Technical Parameters

Frequency: 13.56MHz

Supply Voltage: 2.4V to 5.5V

Operating Temperature: -40°C to 125°C

Package: 32-VFQFN Exposed Pad

Quality and Safety Features

RoHS3 compliant

Robust ESD protection

Compatibility

Compatible with a wide range of RFID and NFC-enabled devices

Application Areas

Contactless payment systems

Access control and monitoring

Secure authentication

Asset tracking

Supply chain management

Product Lifecycle

The ST25R3911B-AQFT is an active and widely available product. There are currently no plans for discontinuation, and future upgrades or replacements may be available.

Key Reasons to Choose This Product

Comprehensive support for major RFID and NFC standards, enabling compatibility with a wide range of devices and applications.

Efficient power management for extended battery life, making it suitable for portable and battery-powered devices.

Integrated microcontroller simplifies system design and reduces the complexity of the overall solution.

Flexible SPI interface allows for easy integration with host controllers, enabling seamless implementation in various systems.

Robust ESD protection and RoHS3 compliance ensure reliability and safety for long-term use.