BCD-Atlantik Ltd
QCC-5151-0-WLNSP94B-HR-02-0 samples

Bluetooth Audio SoC QCC-5151-0-WLNSP94B-HR-02-0

Extremely low-power premium tier Bluetooth Audio SoC in a WLCSP package, designed for use in compact, voice-supported, feature rich, truly wireless earbuds.

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Product Details
Qualcomm® QCC5151 is a premium tier, ultra-low power, single-chip solution with a programmable DSP, optimized for use in truly wireless earbuds and hearables. QCC5151 is designed to elevate the truly wireless consumer experience with comprehensive support for our audio technologies, robust connectivity, superior battery life and enhanced ear comfort.


  • Architecture: 32-bit
  • Clock Speed: Up to 80 MHz
  • Features: Programmable CPU
  • Name: 1x Qualcomm® Kalimba™
  • Clock Speed: 2x 120 MHz
  • Data RAM: 448 kB
  • Program RAM: 112 kB
  • Features: Programmable DSP
  • Specification Version: Bluetooth® 5.2 Qualified, Bluetooth® 5.2
  • Connection Technology: Bluetooth® Low Energy, Bluetooth® Classic, Dual-mode Bluetooth®
  • Topologies: Qualcomm TrueWireless™ Mirroring technology
  • Classic Data Rate: 3 Mbps, 2 Mbps, 1 Mbps
  • Qualcomm® aptX™ audio technology support: Qualcomm® aptX™ Audio, Qualcomm® aptX™ Voice, Qualcomm® aptX™ Adaptive
  • Qualcomm® Active Noise Cancellation (ANC) technology support: Feedback, Adaptive, Feedforward, Hybrid
  • Qualcomm® cVc™ Echo Cancelling and Noise Suppression (ECNS) technology support: 2-mic Headset, 1-mic Headset, Qualcomm® cVc™ Echo Cancelling and Noise Suppression
Voice Services
  • Ecosystems: Amazon Voice Services, Google Assistant
  • Digital Assistant Activation: Button press, Qualcomm® Voice Activation
Power Consumption
  • Amperage: Less than 5 mA
  • Supported interfaces: 1x USB
Audio Characteristics
  • Resolution: 24-bit
Audio Playback Interfaces
  • Modes: Mono

Digital-To-Analog Converter (DAC)

  • Number of Channels: 2
  • Dynamic Range: Up to 99 dB, Up to 101 dB
  • Modes: Stereo
  • Amplifier Class: Class-AB, Class-D
  • Output Adaptation: Headset
Pulse Code Modulation (PCM)
  • Resolution: 24-bit
  • Sample Rate: Up to 192 kHz
  • Number of Interfaces: 3
  • Resolution: 24-bit
  • Sample Rate: Up to 192 kHz
  • Type: WLCSP
  • Pins: 94 pins
  • Pitch: 0.4 mm
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