BCD-Atlantik Ltd
Bluetooth Audio SoC for Mono Earbuds - QCC-3056-0-WLNSP94B-HR-02-0

QCC-3056-0-WLNSP94B-HR-02-0 Bluetooth Audio SoC for Mono Earbuds

QCC3056 Bluetooth Audio SoC for Mono Earbuds in 94 WLCSP
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Product Details
Qualcomm® QCC3056 is an ultra-low power, single-chip solution, optimized for use in truly wireless earbuds and hearables. QCC3056 is designed specifically to help manufacturers to differentiate at a range of tiers by bringing our quad-core architecture and supporting our premium audio technologies in the very fast-moving, price-sensitive truly wireless earbud category.


  • 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: Configurable DSP
  • Specification Version: Bluetooth® 5.2 Qualified
  • Connection Technology: Bluetooth® Low Energy, Bluetooth® Classic, Dual-mode Bluetooth®
  • Topologies: Qualcomm TrueWireless™ Mirroring technology
  • Classic Data Rate: 3 Mbps, 1 Mbps, 2 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
  • Location: External
Audio Characteristics
  • Resolution: 24-bit
Audio Playback Interfaces
  • Modes: Mono

Digital-To-Analog Converter (DAC)

  • Number of Channels: 1
  • Dynamic Range: Up to 99 dB
  • Amplifier Class: Class-D
  • Output Adaptation: Headset
  • Type: WLCSP
  • Pins: 94 pins
  • Size: 4.38 × 4.26 × 0.4 mm
  • Pitch: 0.4 mm
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