WCD9341

Contact sales

Qualcomm Aqstic™ Audio Codec

The Qualcomm Aqstic audio codec (WCD9341) supports popular voice UIs is designed to allow devices to have always-on and always-listening capabilities at both very low power and hig....

The Qualcomm Aqstic audio codec (WCD9341) supports popular voice UIs is designed to allow devices to have always-on and always-listening capabilities at both very low power and high-resolution playback standards. WCD9341 has an integrated audio codec DSP to support two voice UI wake-up words simultaneously and has an integrated DAC (digital-to-analog converter) that supports up to native Direct-Stream Digital (DSD) Hi-Fi audio playback. The DAC on the Qualcomm Aqstic codec has ultra-low Total Harmonic Distortion plus Noise (THD+N), wh....

WCD9341 and Qualcomm Aqstic are products of Qualcomm Technologies, Inc. and/or its subsidiaries.

Specifications

Voice Services

Voice Services Ecosystems: Amazon Alexa Voice Service, Baidu DuerOS, Microsoft Cortana, Google Assistant

Power Consumption

Audio playback: 34mW for high performance mode, 6mW low power mode

Low power voice activation: 0.65 mA

Audio Playback Interfaces

Playback Dynamic Range: 130 dB

Total Harmonic Distortion + Noise (THD+N), Playback: -109 dB

Playback Sampling Frequency: 44.1kHz, 48kHz

Native DSD support: DSD64, DSD128

Additional Playback Features: DXD support, DoP Support (DSD over PCM)

Audio Recording Interfaces

Total Harmonic Distortion + Noise (THD+N), Record: -103dB

Recording Sampling: Up to 192kHz/24bit

Recording Dynamic range: 109 dB

Pulse Code Modulation (PCM)

Playback Sampling: Up to 384kHz/32bit

About Qualcomm Careers Offices Contact Us Support Email Subscriptions

References to "Qualcomm" may mean Qualcomm Incorporated, or subsidiaries or business units within the Qualcomm corporate structure, as applicable.

Qualcomm Incorporated includes Qualcomm's licensing business, QTL, and the vast majority of its patent portfolio. Qualcomm Technologies, Inc., a wholly-owned subsidiary of Qualcomm Incorporated, operates, along with its subsidiaries, substantially all of Qualcomm's engineering, research and development functions, and substantially all of its products and services businesses. Qualcomm products referenced on this page are products of Qualcomm Technologies, Inc. and/or its subsidiaries.

Materials that are as of a specific date, including but not limited to press releases, presentations, blog posts and webcasts, may have been superseded by subsequent events or disclosures.

Nothing in these materials is an offer to sell any of the components or devices referenced herein.