onsemi

BR281W31A101V1G

BR281W31A101V1G Description

The BR281W31A101V1G from onsemi is a high-performance Audio Signal Processor designed for advanced voice trigger solutions. Part of the BelaSigna® R262 series, this IC integrates cutting-edge signal processing capabilities in a compact 31-WLCSP package. It operates within a 1.62V to 3.63V supply range, making it suitable for low-power applications. With an I2C interface, it offers seamless integration into digital systems, while its surface-mount design ensures compatibility with modern PCB layouts. The device is ROHS3 Compliant and REACH Unaffected, meeting stringent environmental standards.

BR281W31A101V1G Features

• Low Power Consumption: Optimized for battery-operated devices with a wide voltage range (1.62V–3.63V).
• Advanced Audio Processing: Delivers high-fidelity signal processing for voice recognition and trigger applications.
• Compact Form Factor: 31-WLCSP package enables space-efficient designs in portable electronics.
• Robust Interface: I2C support ensures easy communication with microcontrollers and peripherals.
• Environmental Compliance: ROHS3 Compliant and REACH Unaffected, ideal for eco-conscious designs.
• Reliability: Moisture Sensitivity Level (MSL) 1 ensures durability in humid environments.

BR281W31A101V1G Applications

This IC excels in voice-activated systems, including:

• Smart Home Devices: Voice-controlled assistants, IoT hubs.
• Wearable Electronics: Hands-free headsets, fitness trackers with voice commands.
• Automotive Systems: In-car voice recognition for infotainment and navigation.
• Consumer Electronics: Smart speakers, remote controls with voice interfaces.
  Its low latency and high accuracy make it ideal for real-time voice processing, outperforming generic DSPs in power efficiency and integration ease.

Conclusion of BR281W31A101V1G

The BR281W31A101V1G stands out as a specialized Audio Signal Processor for voice trigger applications, combining low-power operation, compact packaging, and regulatory compliance. Its I2C interface and surface-mount design simplify integration, while its performance suits demanding use cases in smart home, automotive, and wearable tech. As a Last Time Buy product, it remains a reliable choice for legacy designs requiring proven audio processing capabilities.