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Smart speaker

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Smart speaker

Block diagram

Overview

Our integrated circuits and reference designs help you create an innovative, differentiated smart speaker design with longer battery play time, excellent audio quality, connectivity and low-power consumption.

Design requirements

Modern smart speaker designs often require:

  • High-dynamic-range voice recognition while providing premium-quality sound.
  • Load-adaptive power management with switching frequencies outside of audio band.
  • Multiprotocol wireless connectivity.
  • Interactive user interface with multisensory feedback.
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Block diagram

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Technical documentation

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Type Title Date
Application note TPA3136D2 Design Considerations for EMC (Rev. A) 30 Jul 2018
Technical article The “key” to security: Zigbee 3.0’s security features PDF | HTML 27 Jul 2023
White paper 스마트 스피커 기본 사항: 설계 장단점 따져 보기 27 Feb 2019
Application note Use of Low-power Zigbee® and Thread With the SimpleLink™ Wireless MCU Family 27 Feb 2018
Application note Smart Amp Quick Start Guide 26 Sep 2017
White paper 智慧型喇叭基本說明： 衡量各種設計優缺點 26 Feb 2019
Technical article When to choose a DSP for processing voice commands PDF | HTML 25 Jul 2023
Technical article With capacitive touch, liquid is no longer kryptonite to keypads PDF | HTML 25 Aug 2023
White paper Simplify smart speaker human machine interface with capacitive-touch technology 21 Feb 2018
Technical article What are the building blocks of Bluetooth speakers? PDF | HTML 20 Jul 2023
White paper Streaming Audio: Follow the signal chain white paper 18 May 2016
Application brief High Efficiency AD (HEAD) Modulation 18 Dec 2017
Application note How the SmartAmp Speaker Protection Algorithm Compensates the Effects of Series 15 Oct 2018
Technical article Inductor-free innovation: low EMI Class-D audio PDF | HTML 12 Jun 2023
Application note Capacitive Touch Gesture Software and Tuning PDF | HTML 11 May 2022
Application note Sensitivity, SNR, and design margin in capacitive touch applications (Rev. A) PDF | HTML 11 May 2022
Application note Sensitivity, SNR, and design margin in capacitive touch applications (Rev. A) PDF | HTML 11 May 2022
Application brief What's New in Zigbee 3.0 (Rev. A) PDF | HTML 11 May 2022
White paper Thread and Zigbee for home and building automation 11 Apr 2018
Application note The bq27426 Performace Under Dynamic Battery Voltage for Portable Audio Applicat 09 Oct 2017
White paper Smart speaker fundamentals: Weighing the many design trade-offs 09 Jun 2021
White paper Smart speaker fundamentals: Weighing the many design trade-offs 09 Jun 2021
Technical article Smart speakers don’t have to sound as small as they are PDF | HTML 09 Aug 2023
Application note Achieve Ultra-Low Idle Current With TPA3128D2 (Rev. A) 07 May 2018
Analog Design Journal Methods of output-voltage adjustment for DC/DC converters 02 Jul 2019
Application note Push-Button Circuit (Rev. B) 01 Nov 2017
White paper Wi-Fi® mesh networks: Discover new wireless paths 01 Jun 2016

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