STMicroelectronics

ST26C31BDR

The ST26C31BDR is a high-performance, low-power, NFC Forum certified NFC Controller IC with integrated EEPROM from STMicroelectronics. This chip is designed to provide a complete solution for Near Field Communication (NFC) applications, including both read/write and card emulation modes.

Description:

The ST26C31BDR is a highly integrated NFC Controller IC that combines an NFC frontend, a microcontroller, and an EEPROM memory into a single chip. It is based on the ISO/IEC 14443 Type A standard and is compliant with the NFC Forum Digital Protocol. The chip is designed to operate in the 13.56 MHz frequency range and supports a wide range of communication protocols, including ISO/IEC 18092 and FeliCa.

Features:

1. NFC Forum certified: The ST26C31BDR is certified by the NFC Forum, ensuring compatibility with a wide range of NFC-enabled devices.
2. Integrated EEPROM memory: The chip features 2 kB of EEPROM memory, which can be used to store user data and applications.
3. Low power consumption: The ST26C31BDR is designed for low power consumption, making it suitable for battery-powered devices.
4. Wide operating voltage range: The chip operates over a wide voltage range of 1.68V to 3.6V, making it suitable for various power supply configurations.
5. Support for multiple communication protocols: The ST26C31BDR supports ISO/IEC 14443 Type A, ISO/IEC 18092, and FeliCa communication protocols.
6. Compact form factor: The chip is available in a small 6.0 x 6.0 mm, 32-pin QFN package, making it suitable for compact and portable devices.
7. Robust security features: The ST26C31BDR includes advanced security features, such as encryption and authentication, to protect sensitive data and prevent unauthorized access.

Applications:

The ST26C31BDR is suitable for a wide range of NFC applications, including:

1. Mobile payments: The chip can be used in contactless payment systems, allowing users to make secure transactions using their NFC-enabled smartphones or other devices.
2. Access control: The ST26C31BDR can be used in access control systems for buildings, vehicles, or other secure areas, providing a convenient and secure method for authentication.
3. Information sharing: The chip can be used to share contact information, photos, or other data between NFC-enabled devices by simply bringing them into close proximity.
4. Smart posters and advertising: The ST26C31BDR can be integrated into smart posters or other advertising materials, allowing users to access additional information or promotions by tapping their NFC-enabled device.
5. Loyalty and membership cards: The chip can be used in contactless loyalty or membership cards, providing a convenient and secure method for tracking points, rewards, or other benefits.
6. Asset tracking: The ST26C31BDR can be used in asset tracking applications, allowing businesses to monitor and manage the movement of valuable items within their organization.

In summary, the ST26C31BDR from STMicroelectronics is a versatile and powerful NFC Controller IC that offers a wide range of features and applications, making it an ideal choice for developers looking to implement NFC functionality in their products.