ST25R3912-BQFM

Series:	--
Part Status:	Active
Type:	RFID Reader
Frequency:	13.56MHz
Standards:	FeliCa, ISO 14443, MIFARE, NFC
Interface:	SPI
Voltage - Supply:	2.4 V ~ 5.5 V
Operating Temperature:	-40°C ~ 125°C

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Introduction

The ST25R3912-BQFM is one of the latest RFID (Radio Frequency Identification), RF Access, and Monitoring ICs (Integrated Circuits) released by STMicroelectronics. It is designed to offer high performance, robust features, and easy integration to a variety of system-level applications. With its integrated NFC-A tag reader, radio frequency transceiver, and analog and digital multipliers, the ST25R3912-BQFM offers a comprehensive and highly integrated solution for reliable communication and data storage.

Features

The ST25R3912-BQFM provides a wide range of features that enable a greater understanding and optimization of RFID systems. It operates over the full range of operating frequencies, ranging from 860 MHz to 950 MHz. It also supports a wide range of data rates, from 1 kbps to 56 kbps. The ST25R3912-BQFM offers a low power, highly reliable solution that includes power down and wake up functionality as well as several channel specific control options.The ST25R3912-BQFM also features a built in antenna tuner, which helps optimize performance and provides a high level of accuracy and reliability. The ST25R3912-BQFM also features an integrated system level diagnostics and guardian engine, which helps to ensure the overall reliability of the system. It includes several security options such as encryption, authentication, and digital signing of data.

Applications

The ST25R3912-BQFM is an ideal solution for applications that require a wide range of RFID transceivers, ranging from low power readers to high speed interrogators. Its integrated NFC-A tag reader and radio frequency transceiver are perfect for use in NFC-enabled devices for secure contactless communication. The ST25R3912-BQFM is also ideal for use in access control systems, automotive applications, building access, and asset tracking.The ST25R3912-BQFM is also well suited for use in systems that require a large amount of data to be stored, transferred, and manipulated. Its onboard RAM and EEPROM memory offer ample space for data storage, and its powerful ARM processor can handle most data processing tasks without difficulty. The ST25R3912-BQFM is also highly compatible with a variety of RFID transceivers, offering the highest level of compatibility and reliability for any application.

Working Principle

The ST25R3912-BQFM works using a simple binary model of radio communication. Radio communication relies on transmitting and receiving energy in the form of a radio frequency signal. The transmitter broadcasts a radio frequency signal which is received by the receiver.The transmitted signal is modulated with the data to encode it, and the receiver decodes the data and sends it to the connected device. The ST25R3912-BQFM uses this principle to transmit and receive data between two points.The ST25R3912-BQFM utilizes its powerful ARM processor to ensure accuracy and reliability in all of its operations. It is highly efficient and consumes only a small amount of power during operation, making it an ideal choice for low power systems. In addition, its integrated antenna tuner allows it to achieve a higher level of accuracy and reliability when communicating with other RFID transceivers.

Conclusion

The ST25R3912-BQFM is a versatile RFID transceiver solution that offers performance, reliability and integration, making it an ideal choice for a wide range of applications. It is highly compatible with a variety of RFID transceivers and can be used for secure contactless communication in access control systems, automotive applications, building access, asset tracking, and more. Its integrated antenna tuner, system level diagnostics, and guardian engine provide a high level of accuracy and reliability. Furthermore, its low power consumption makes it an ideal choice for low power systems.

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