STMicroelectronics Tariff Inquiry

ST25R3911-BQFT

ST25R3911-BQFT Description

The ST25R3911-BQFT is an advanced RFID Reader IC developed by STMicroelectronics, designed to operate in the 13.56 MHz frequency range. This high-performance reader is part of the ST25R series and is compliant with various industry standards such as FeliCa, ISO 14443, MIFARE, and NFC. With a wide supply voltage range of 2.4V to 5.5V, it offers flexibility in power supply requirements. The ST25R3911-BQFT is surface-mountable and features a 32-pin QFN package, making it suitable for compact and space-constrained applications.

ST25R3911-BQFT Features

• Compliance with Industry Standards: Supports FeliCa, ISO 14443, MIFARE, and NFC, ensuring compatibility with a wide range of RFID tags and systems.
• Wide Voltage Range: Operates from 2.4V to 5.5V, providing flexibility in power supply options.
• Surface Mount Technology: Facilitates integration into compact and space-constrained designs.
• SPI Interface: Offers a simple and efficient method for communication with the host microcontroller.
• RoHS3 Compliance: Meets environmental regulations for restricted substances in electronic products.
• Moisture Sensitivity Level (MSL) 3: Allows for 168 hours of exposure to moisture before baking is required, enhancing manufacturing flexibility.

ST25R3911-BQFT Applications

The ST25R3911-BQFT is ideal for various applications where reliable and efficient RFID reading is required:

• Smart Card Systems: Facilitates contactless transactions and secure access control.
• Transportation: Enables contactless ticketing and vehicle identification in public transit systems.
• Retail and Payment: Supports inventory management and point-of-sale transactions.
• Access Control: Provides secure entry systems for buildings and facilities.
• Industrial Automation: Enhances tracking and monitoring of assets and equipment in manufacturing environments.

Conclusion of ST25R3911-BQFT

The ST25R3911-BQFT stands out as a versatile and feature-rich RFID reader IC, offering a combination of industry-standard compliance, flexible power supply options, and a compact form factor. Its unique features, such as wide voltage range and RoHS3 compliance, make it an excellent choice for a variety of applications in the RFID market. Despite being classified as obsolete, it remains a reliable solution for existing systems and can be a cost-effective option for legacy applications where newer models may not be necessary.