Extremely low-power premium tier Bluetooth Audio SoC in a WLCSP package, designed for use in compact, voice-supported, feature rich, truly wireless earbuds.
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.
Integrated features include Qualcomm® Adaptive Active Noise Cancellation (ANC), voice assistant support (including always-on wake-word activation), Qualcomm® aptX™ Adaptive audio and Qualcomm TrueWireless™ Mirroring technology.
As consumer demand for smaller form factor devices continues to grow, QCC5151’s WLCSP package is designed to help manufacturers develop ultra-small earbuds that are comfortable enough to be worn for long periods of time.
Additionally, the QCC5151 is designed to support the forthcoming Bluetooth Low Energy Audio standard, and helps early-adopting OEMs to develop truly wireless earbuds with the new audio sharing use case.
Additionally, the QCC5151 is designed to support the forthcoming Bluetooth Low Energy Audio standard, and helps early-adopting OEMs to develop truly wireless earbuds with the new audio sharing use case.
Qualcomm TrueWireless? Mirroring
Innovative Qualcomm TrueWireless™ Mirroring technology is designed to deliver a superior user experience by improving robustness and supporting dynamic and seamless bud-to-bud role-swapping with Bluetooth address handover even during run time. True Wireless Mirroring also supports balancing out power distribution between both earbuds.
Support for multiple voice ecosystemsThe QCC5151 offers support for push button and wake word activated digital assistants, for multiple ecosystems. This can help to accelerate commercialization of voice-activated products and reduce integration and development time for device manufacturers by combining local voice recognition algorithms running on the Bluetooth audio platform with cloud services running on a mobile application.
Support for Bluetooth Low Energy Audio
Designed to support the forthcoming LE Audio standard and new user experiences with end-to-end operability from smartphone to earbuds. This SoC is designed to help early-adopting manufacturers develop truly wireless earbuds that deliver the audio sharing use cases supported by the exciting LE Audio standard.
Wide range of differentiating audio features
Differentiate at a range of consumer price points with increased choice from Qualcomm’s portfolio of licensable audio technologies , including Comprehensively programmable DSP, Voice service support with Always-on Wakeup Word activation or button press activation, Qualcomm Adaptive Active Noise Cancellation, aptX Adaptive at up to 96Khz audio resolution, aptX Voice, and Qualcomm? cVc? Echo Cancellation and Noise Suppression.
Specifications
Bluetooth
Bluetooth Version: Bluetooth 5.2 Qualified
Bluetooth Technology: BR, EDR, Bluetooth Low Energy, Dual-mode Bluetooth
Bluetooth Speed: 2 Mbps, 3 Mbps
CPU
CPU Clock Speed: Up to 80 MHz
CPU Features: Programmable Apps CPU
CPU Architecture: 32-bit
DSP
DSP RAM: 112kB ( P ) + 448kB ( D )
DSP Technology: 1x Qualcomm Kalimba DSP, Programmable DSP
DSP Clock Speed: 2x 120 MHz DSP
Qualcomm FastConnect Subsystem
Bluetooth Features: Bluetooth 5.2
Support for Voice Services
Digital Assistant Activation: Button press, Always on voice wake-word support
General Audio
Audio Technology: Qualcomm TrueWireless Mirroring technology, Qualcomm Adaptive Active Noise Cancellation, Qualcomm Active Noise Cancellation, Qualcomm aptX audio technology, Qualcomm cVc audio technology
Qualcomm aptX audio playback support: Qualcomm aptX Voice, Qualcomm aptX Adaptive
Voice Services Support: Amazon Alexa Voice Service, Google Assistant
Qualcomm Active Noise Cancelling (ANC) technology: Feedback, Adaptive, Feedforward, Hybrid
Qualcomm cVc Echo Cancellation and Noise Suppression (ECNS) technology: 2-mic Headset, 1-mic Headset
Audio Inputs: 2-ch 101dBA line inputs (single ended)
Audio Interfaces: 1x USB interface supports up to 12Mbps
Audio Playback
PCM, Playback: Up to 192kHz/24bit
Playback DAC: Stereo DAC
Channel output: Mono
Audio outputs: 3x 24-bit SPDIF up to 192 kHz, 2-ch 99dBA Class-D headset, 2-ch 101dBA Class-AB
Power Consumption
Amperage: <5 mA
Interface
Supported Interfaces: 24-bit audio interfaces
Package
Package Type: WLCSP
Pins: 94 pins
Pitch: 0.4mm Pitch
Digital Assistant Activation: Button press, Always on voice wake-word support