The AS3921-BWLM is a highly integrated NFC Initiator / Target IC. It supports all three NFC forum polling modes and the NFC target mode. The device integrates a complete NFC frontend for passive peer to peer communication and NFC tag / smart card emulation. It also incorporates a low power wake-up circuit to trigger the host microcontroller upon detection of an NFC field.

Applications

• NFC Tags
• Wearable Devices
• Mobile Payment Systems
• Access Control
• Consumer Electronics

Features

• NFC Forum compliant
• Supports all three NFC polling modes
• NFC target mode
• Integrated NFC frontend
• Low power wake-up circuit
• SPI and I2C host interfaces

Benefits

• Easy integration into existing systems
• Reduced power consumption
• Smaller footprint
• Improved security
• Enhanced user experience

Additional Details

The AS3921-BWLM operates from a supply voltage of 2.7V to 5.5V and is available in a WLCSP package. It also includes a range of security features, such as data encryption and authentication, to protect sensitive data. Its low power consumption makes it suitable for battery-powered applications. It is commonly used in applications requiring secure and convenient communication. This IC offers excellent RF performance and robustness, ensuring reliable operation in challenging environments.