ST25R3916B-AQWT

The ST25R3916B-AQWT is a high-performance NFC and RFID reader IC from STMicroelectronics. Designed for applications requiring fast and secure wireless communication, it supports multiple RF protocols, including ISO 14443A/B, ISO 15693, FeliCa, and NFC Forum standards. The device features a highly sensitive receiver that enhances read range and operates efficiently in environments with electromagnetic interference.
Key features include automatic antenna tuning, noise suppression technology, and active wave shaping for optimized signal integrity. It also supports dynamic power output adjustment, which helps in reducing power consumption and maintaining optimal performance across various applications.
The ST25R3916B-AQWT is suitable for a wide range of applications, including payment systems, access control, ticketing, and industrial automation. It is equipped with advanced features like Wakeup from Low Power Mode, which ensures energy efficiency, and a capacitive sensing function that can detect the presence of a card or object without continuous RF emission.
Overall, the ST25R3916B-AQWT offers a robust solution for implementing reliable and efficient NFC/RFID systems.

The ST25R3916B-AQWT is a high-performance NFC reader IC by STMicroelectronics. Equivalent products from other manufacturers might include the NXP PN5180, which is an NFC frontend IC, and the TI TRF7970A, another NFC transceiver IC. When choosing an equivalent, ensure it meets the specific requirements of your application, such as power, frequency, protocol support, and additional features. Always refer to the datasheets for detailed comparisons.

The ST25R3916B-AQWT is a high-performance NFC (Near Field Communication) and RFID (Radio-Frequency Identification) reader IC from STMicroelectronics. Key features include:
1. Multi-protocol Support: Compatible with ISO 14443A/B, ISO 15693, ISO 18092 standards, supporting NFC-A/B and NFC-F technologies.
2. High Sensitivity: Offers excellent sensitivity for detecting weak signals, enhancing read range and reliability.
3. Dynamic Power Output: Capable of adjusting output power dynamically for optimal performance and energy efficiency.
4. Automatic Antenna Tuning: Includes automatic antenna tuning to ensure consistent performance across various environments.
5. Low Power Consumption: Features low power card detection (LPCD) mode to minimize energy consumption when not actively reading tags.
6. Fast Data Rates: Supports data rates up to 1.411 Mbps for efficient communication.
7. Integrated Firmware Support: Comes with embedded support for handling multiple NFC and RFID operations.
8. High Robustness and Security: Provides robust operation with features to enhance security in communication.
9. Wide Temperature Range: Operates effectively over a broad temperature range, suitable for various applications and environments.
These features make it suitable for applications in access control, payment systems, and other NFC/RFID-based systems.

The ST25R3916B-AQWT is a high-performance NFC (Near Field Communication) and HF (High Frequency) RFID reader IC. It is designed for various contactless applications, including payment systems, access control, and NFC infrastructure.
The pin count for the ST25R3916B-AQWT is 32 pins, which are typically housed in a QFN (Quad Flat No-leads) package. The pins serve various functions, including:
- Power supply inputs and ground connections
- Serial Peripheral Interface (SPI) for communication with a microcontroller
- Antenna connections for transmitting and receiving NFC/RFID signals
- General-purpose Input/Output (GPIO) pins for additional functionalities
- Interrupt request lines for signaling event occurrences
- Crystal oscillator connections for clock generation
- Analog-to-digital converter (ADC) inputs for signal processing
The IC supports multiple NFC standards and protocols, making it versatile for numerous applications. Its advanced features include dynamic power output, automatic antenna tuning, and noise suppression, which enhance its performance and reliability in challenging environments.

The ST25R3916B-AQWT is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. It is known for producing a variety of integrated circuits and semiconductor solutions for various applications including industrial, automotive, consumer electronics, and communication equipment. STMicroelectronics is headquartered in Geneva, Switzerland, and operates worldwide, serving numerous sectors with innovative technology and solutions.

The ST25R3916B-AQWT is a high-performance NFC reader IC designed for various applications. It is commonly used in access control systems, such as contactless payment terminals and secure identification systems, due to its robust NFC capabilities. It supports various NFC protocols, making it suitable for point-of-sale systems and public transportation ticketing. Additionally, the IC is used in industrial automation for inventory tracking and asset management. It is also employed in consumer electronics for pairing and data exchange tasks. Its low power consumption and high sensitivity make it ideal for battery-operated devices, enhancing the functionality and convenience of both consumer and industrial applications.

The ST25R3916B-AQWT is housed in a VFQFPN (Very Thin Quad Flat Package No Leads) package with 32 pins.