QCC5121

QCC5121

Extremely low power premium tier Bluetooth Audio SoC in a WLCSP package, designed for use in compact, feature rich wire-free earbuds, hearables and headsets.

Qualcomm QCC5121 is a product of Qualcomm Technologies, Inc., and/or its subsidiaries.

Featured Documents

Product Brief

Quad-core processing

Quad-core processing architecture with two application processors and two DSP units, designed for improved parallel processing.

Ultra-low power

SoC designed to support development of small form factor, richly-featured earbuds that can be used virtually all day, with up to 10 hours of play from a 65mHA battery.

High quality wireless audio

Qualcomm® aptX™ audio, aptX HD, and aptX Adaptive audio technologies are designed to deliver consistent, high quality audio streaming over Bluetooth.

QCC5121 Block Diagram

Features

  • Extremely low power design

  • Bluetooth 5 radio

  • 2 Mbps Bluetooth low energy (LE) support

  • Ultra-small form factor

  • Powerful quad-core processor architecture

    • Dual core 32-bit processor application subsystem
    • Dual core Qualcomm® Kalimba™ DSP Audio subsystem
  • Embedded ROM + RAM and external Q-SPI Flash

  • High performance low power audio

  • 2-ch 98dBA headset class D

  • 2-ch 99dBA line inputs (single ended)

  • 192kH24-bit I²S & SPDIF interfaces

  • Comprehensively programmable digital ANC

  • Digital assistant ready

  • Flexible software platform with powerful new IDE support

  • aptX, aptX HD, and aptX Adaptive support

  • Support for Qualcomm TrueWireless Stereo and Qualcomm TrueWireless Stereo Plus

  • Integrated battery charger supporting internal mode (up to 200 mA) and external mode (up to 1.8 A)

  • Designed for reduced eBoM through highly integrated SoC design

Specifications

CPU

CPU Clock Speed: Up to 80 MHz

CPU Features: Programmable Apps CPU

CPU Architecture: 32-bit

DSP

DSP RAM: 80kB (P) + 256kB (D)

DSP Technology: 2x Qualcomm® Kalimba™ DSP, Configurable DSP

DSP Clock Speed: 2x 120 MHz DSP

Bluetooth

Bluetooth Version: Bluetooth 5.0

Bluetooth Technology: Bluetooth Low Energy sensor hub, Bluetooth Low Energy, Dual-mode Bluetooth

Bluetooth Speed: 2 Mbps

Voice Services

Digital Assistant Activation: Button press

General Audio

Audio Technology: Qualcomm TrueWireless™ Stereo technology, Qualcomm TrueWireless™ Stereo Plus technology, Qualcomm® Active Noise Cancellation (ANC) technology, Qualcomm® Broadcast Audio technology, Qualcomm® aptX™ audio technology, Qualcomm® cVc™ audio technology

Qualcomm® aptX™ audio playback support: Qualcomm® aptX™, Qualcomm® aptX™ HD, Qualcomm® aptX™ Adaptive

Audio Playback Support: Stereo playback

Qualcomm® Active Noise Cancelling (ANC) technology: Feedback, Feedforward, Hybrid

Qualcomm® cVc™ noise cancellation technology: 2-mic Headset

Power Consumption

Amperage: ~6mA, A2DP stream (SBC), measured at battery terminal, 3.7v including load, ~7mA HFP Narrow Band, 1 Digital MIC cVc

Package

Package Type: WLCSP

Pins: 81 pins (9 x 9)

Pitch: 0.4mm Pitch

Package Size: 3.98 x 4.02 x 0.5 mm

    License Keys: aptX audio technology and Qualcomm Active Noise Cancellation (ANC) technology. Commercial use of aptX requires a software license agreement.

    Qualcomm aptX, Qualcomm Active Noise Cancellation, Qualcomm Broadcast Audio, Qualcomm cVc, Qualcomm TrueWireless, and Qualcomm Kalimba are products of Qualcomm Technologies, Inc., and/or its subsidiaries.

    Compare related products.

    Product
    QCC5121

    QCC5121

    Chipset

    QCC5120

    QCC5120

    Chipset

    QCC5124

    QCC5124

    Chipset

    QCC5125

    QCC5125

    Chipset

    DSP RAMDSP TechnologyDSP Clock SpeedBluetooth VersionBluetooth TechnologyBluetooth SpeedDigital Assistant ActivationAudio TechnologyQualcomm® aptX™ audio playback supportQualcomm® Active Noise Cancelling (ANC) technologyAmperagePackage TypePitchPackage Size
    80kB (P) + 256kB (D)
    2x Qualcomm® Kalimba™ DSP
    Configurable DSP
    2x 120 MHz DSP
    Bluetooth 5.0
    Bluetooth Low Energy sensor hub
    Bluetooth Low Energy
    Dual-mode Bluetooth
    2 Mbps
    Button press
    Qualcomm TrueWireless™ Stereo technology
    Qualcomm TrueWireless™ Stereo Plus technology
    Qualcomm® Active Noise Cancellation (ANC) technology
    Qualcomm® Broadcast Audio technology
    Qualcomm® aptX™ audio technology
    Qualcomm® cVc™ audio technology
    Qualcomm® aptX™
    Qualcomm® aptX™ HD
    Qualcomm® aptX™ Adaptive
    Feedback
    Feedforward
    Hybrid
    ~6mA, A2DP stream (SBC), measured at battery terminal, 3.7v including load
    ~7mA HFP Narrow Band, 1 Digital MIC cVc
    WLCSP
    0.4mm Pitch
    3.98 x 4.02 x 0.5 mm
    80kB (P) + 256kB (D)
    2x Qualcomm® Kalimba™ DSP
    Configurable DSP
    2x 120 MHz DSP
    Bluetooth 5.0
    Bluetooth Low Energy sensor hub
    Bluetooth Low Energy
    Dual-mode Bluetooth
    2 Mbps
    Button press
    Qualcomm® Voice Activation 1
    Qualcomm TrueWireless™ Stereo technology
    Qualcomm TrueWireless™ Stereo Plus technology
    Qualcomm® Active Noise Cancellation (ANC) technology
    Qualcomm® Broadcast Audio technology
    Qualcomm® aptX™ audio technology
    Qualcomm® cVc™ audio technology
    Qualcomm® aptX™
    Qualcomm® aptX™ HD
    Qualcomm® eXtension program
    Feedback
    Feedforward
    Hybrid
    ~6mA, A2DP stream (SBC), measured at battery terminal, 3.7v including load
    ~7mA HFP Narrow Band, 1 Digital MIC cVc
    BGA
    0.5mm Pitch
    6.5 x 6.5 x 1 mm
    80kB (P) + 256kB (D)
    2x Qualcomm® Kalimba™ DSP
    Configurable DSP
    2x 120 MHz DSP
    Bluetooth 5.0
    Bluetooth Low Energy sensor hub
    Bluetooth Low Energy
    Dual-mode Bluetooth
    2 Mbps
    Button press
    Qualcomm TrueWireless™ Stereo technology
    Qualcomm TrueWireless™ Stereo Plus technology
    Qualcomm® Active Noise Cancellation (ANC) technology
    Qualcomm® Broadcast Audio technology
    Qualcomm® aptX™ audio technology
    Qualcomm® cVc™ audio technology
    Qualcomm® aptX™
    Qualcomm® aptX™ HD
    Feedback
    Feedforward
    Hybrid
    ~6mA, A2DP stream (SBC), measured at battery terminal, 3.7v including load
    ~7mA HFP Narrow Band, 1 Digital MIC cVc
    BGA
    0.5mm Pitch
    5.5 x 5.5 x 1 mm
    80kB (P) + 256kB (D)
    1x Qualcomm® Kalimba™ DSP
    Configurable DSP
    1x 120 MHz DSP
    Bluetooth 5.0
    Bluetooth Low Energy sensor hub
    Bluetooth Low Energy
    Dual-mode Bluetooth
    2 Mbps
    Button press
    Qualcomm TrueWireless™ Stereo technology
    Qualcomm TrueWireless™ Stereo Plus technology
    Qualcomm® Active Noise Cancellation (ANC) technology
    Qualcomm® Broadcast Audio technology
    Qualcomm® aptX™ audio technology
    Qualcomm® cVc™ audio technology
    Qualcomm® aptX™
    Qualcomm® aptX™ HD
    Qualcomm® aptX™ Adaptive
    Feedback
    Feedforward
    ~10mA HFP Narrow Band, 1 Digital MIC cVc
    ~10mA, A2DP stream (SBC), measured at battery terminal, 3.7v including load
    BGA
    0.5mm Pitch
    5.5 x 5.5 x 1 mm
    1. Qualcomm® Voice Activation with additional license key

    Ready to get started?

    Purpose-built platforms using the QCC5100 series.