Bluetooth Audio SoC

QCC-3031-0-80PQFN-TR-00-0

  • The Qualcomm QCC-3031-0-80PQFN-TR-00-0 is a Bluetooth Audio SoC (System-on-Chip) designed specifically for wireless headsets, speakers, and stereo earphones. Part of Qualcomm’s QCC30xx series, it targets affordable wireless audio products, offering a robust mix of audio quality, extended battery life, and efficient power management. The QCC3031 is optimized for entry- to mid-tier devices with advanced features such as Bluetooth 5.0, aptX audio codec, and low power consumption.
  • Bluetooth 5.0: Provides faster pairing, extended range, and improved data transfer rates while minimizing power consumption, making it ideal for wireless audio devices.
  • Qualcomm aptX and SBC Audio Codecs: Ensures high-quality, low-latency audio streaming, supporting a rich and immersive sound experience for users.

Product description

The Qualcomm QCC-3031-0-80PQFN-TR-00-0 is a Bluetooth audio solution designed to meet the demands of entry-level to mid-tier wireless audio products, such as wireless headphones, earphones, and speakers. It offers a range of features aimed at delivering high-quality audio with an emphasis on energy efficiency and cost-effectiveness.


At the heart of the QCC3031 is Bluetooth 5.0, which brings significant improvements over previous versions of Bluetooth technology. With faster pairing times, greater range, and more reliable connections, Bluetooth 5.0 ensures a seamless and stable user experience.


The TrueWireless Stereo (TWS) support in the QCC3031 allows for synchronized stereo sound between wireless earbuds. This feature ensures that audio is delivered simultaneously to both the left and right earbuds, avoiding any lag or unsynchronized playback, which can degrade the listening experience. TWS support is critical for ensuring high-quality stereo sound in wireless earphones and other similar devices.


In terms of packaging, the 80-PQFN (Plastic Quad Flat No-lead) package is compact, making the QCC3031 suitable for integration into small wireless audio devices. Despite its small footprint, the SoC delivers robust performance, supporting high-quality audio, efficient power management, and reliable Bluetooth connectivity.

Specification parameters

  • SoC Type: Bluetooth Audio SoC


  • Bluetooth Version: 5.0


  • Audio Codecs Supported: aptX, SBC


  • DSP Cores: Qualcomm Kalimba DSP for efficient audio processing


  • TrueWireless Stereo (TWS): Supports synchronized stereo audio between wireless earbuds


  • Power Management: Optimized for low-power operation, prolonging battery life in wireless devices


  • I/O Interfaces: I2S, PCM, UART, USB for diverse connectivity options


  • Operating Voltage: 1.8V to 3.3V, making it suitable for battery-powered devices


  • Package Type: 80-PQFN (Plastic Quad Flat No-lead) package, suited for compact designs


  • Operating Temperature: -40°C to +85°C, enabling reliable performance in varied environments


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