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Our audio products are the sound and voices behind many top brands of mobile, computing, portable electronics, smarthome, wearables, gaming, communication, commercial, and medical devices. Our true-to-spec and highly reliable audio solution empowers design innovations with best in class audio performance and sound quality.  

Design with ease and choose from our portfolio of speaker amplifiers, headphone amplifiers, and audio CODEC for your next project. 

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Latest Blogs

How Soundmatters Is Making Small, Portable Speakers Sound Better

June 25, 2020

Soundmatters is enhancing the sound quality of its ultra-small portable speakers with Maxim Integrated’s MAX98390 speaker amplifier.

PUI Audio Delivers Clean, Clear Sound from Tiny Speakers

November 14, 2019

Learn how PUI Audio uses the MAX98390 smart amplifier to deliver louder, richer sound from its micro speakers. Find the latest smart amplifiers today.

How to Drive Micro Speakers to Their Maximum Power Rating

October 24, 2019

Learn how Smart Audio Amplifiers enhance Micro Speakers and get the maximum power rating to achieve louder sound and more bass.

How to Get Louder, Richer Sound from Micro Speakers

July 25, 2019

Learn how new boosted, digital Class D smart amplifier, MAX98390, enables you to deliver louder, richer sound from micro speakers.

Stop Straining Your Portables—Refine Your Power Strategies

August 07, 2018

Maxim's MAX98357 audio amplifier paired with Raspberry Pi form the foundation for high-quality audio applications.

Making Sweet Music with Raspberry Pi

July 03, 2018

Maxim's MAX98357 audio amplifier paired with Raspberry Pi form the foundation for high-quality audio applications.

A Better Listening Experience Starts with the Right Stereo Audio Codec

June 21, 2018

Designing hearables and wearables? Get tips for choosing the right stereo audio codec for better audio quality and longer battery life.

LED Bulb Inspires Creation of Maintenance-Free Cybernetic House

June 19, 2018

What's the 40-year house? It's miserly on energy use, maintenance-free for four decades, and anticipates its occupants' needs.

Why Your Audio DAC or Digital Amp Should Spec Dynamic Range Instead of SNR

May 17, 2018

Understand why your audio DAC or digital amp should meet the specs for dynamic range instead of signal to noise (SNR).

Want Your Oven to Play Your Favorite U2 Song?

August 01, 2017

Experts share tips for building speaker systems, whether they’re for standalone use or integrated into, say, an appliance or mobile device.

How 3D Printers Help You Evaluate ICs

February 23, 2017

Learn how vendors such as Maxim are tapping into tools like 3D printers and laser cutters to quickly create customized demos that help customers evaluate components.

Featured Products

SmartHome and IoT

MAX98502 Boosted 2.2W Class D Amplifier with Automatic Level Control

MAX98502 Boosted 2.2W Class D Amplifier with Automatic Level Control

The MAX98502 is a high-efficiency, Class D audio amplifier that features an integrated boost con...
  • Boosted Class D Output
  • Integrated Automatic Level Control
  • Output Power
    • 2.2W into 8Ω, 10% THD+N
    • 1.7W into 8Ω, 1% THD+N
    • 4.1W into 4Ω, 10% THD+N
    • 3.4W into 4Ω, 1% THD+N
  • Wide 2.5V to 5.5V Supply Voltage Range
  • Undervoltage Lockout Protection
  • High Total Efficiency of 87%
  • High Step-Up Switching Frequency (2MHz)
  • Active Emission Limiting for Low EMI
MAX98390 Boosted Class-D Amplifier with Integrated Dynamic Speaker Management

MAX98390 Boosted Class-D Amplifier with Integrated Dynamic Speaker Management

The MAX98390 is a high-efficiency mono Class-D DSM smart amplifier that features an integrated b...
  • Integrated Speaker Current and Voltage Sense Requires no External Components
  • Integrated Programmable 10V Boost Converter
    • Bypass Mode
    • Envelope Tracking
  • Integrated Dynamic Speaker Management
    • Thermal Protection
    • Excursion Protection
    • Low-Frequency Extension
    • 8-Band Parametric Equalizer
    • Dynamic Range Compression
    • Perceptual Power Reduction
    • Debuzzer
    • Stereo Bass Management
  • Ultra-Low Noise Floor
    • 10µV Output Noise
    • 116dB Dynamic Range
  • Low Distortion—0.01% THD+N
  • Output Power at 1% THD+N, VVBAT = 4.3V
    • 5.1W into 8Ω
    • 5.1W into 4Ω
  • Output Power at 10% THD+N, VVBAT = 4.3V
    • 6.2W into 8Ω
    • 6.2W into 4Ω
  • System Efficiency
    • 82% at 1.2W into 8Ω, VVBAT = 3.7V
    • 86% at 0.45W into 8Ω, VVBAT = 3.7V
  • Dynamic Speaker Output FET Scaling
  • 2.65V to 5.5V Battery Voltage Range
  • I2S/16-Channel TDM and I2C Interfaces
  • Class-D Edge Rate Control Enables Filterless Operation
  • Advanced Brownout-Protection Engine
  • Extensive Click-and-Pop Suppression
  • Robust Short-Circuit and Thermal Protection
  • Space-Saving, 30-Bump WLP Package (2.468mm x 2.968mm, 0.5mm Pitch) or 36-Bump WLP Package (2.418mm x 2.608mm, 0.4mm Pitch)
MAX98360A Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier

MAX98360A Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier

The MAX98360A/B/C/D is an easy-to-use, low-cost, digital pulse-code modulation (PCM) input Class...
  • Simple Plug-and-Play Design
  • Single-Supply Operation (2.5V to 5.5V)
  • 3.2W Output Power into 4Ω at 5V
  • 2.2mA Quiescent Current
  • 1ms Turn-On Time (for MAX98360A and MAX98360B)
  • 92% Efficiency (RL = 8Ω, THD+N = 10%)
  • 10μVRMS Output Noise
  • 110dB Dynamic Range
  • Low 0.009% THD+N at 1kHz
  • No MCLK Required
  • Sample Rates of 8kHz to 96kHz
  • Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
  • Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
  • 81dB PSRR at 217Hz
  • 1.5μA Standby Current Allows Elimination of GPIO for EN Pin
  • Low RF Susceptibility Rejects TDMA Noise from GSM Radios
  • Class-D Switching Frequency Trimmed to 5% for Better EMI Planning
  • Extensive Click-and-Pop Reduction Circuitry
  • Robust Short-Circuit and Thermal Protection
  • Available in Space-Saving Package: 9-Pin WLP (0.4mm Pitch) or 10-Pin FC2QFN (0.5mm Pitch)
  • 3.69mm2 Solution Size for WLP With A Single Bypass Capacitor
MAX9867 Low-Power, Stereo Audio Codec

MAX9867 Low-Power, Stereo Audio Codec

The MAX9867 is an ultra-low power stereo audio codec designed for portable consumer devices such...
  • 1.8V Single-Supply Operation
  • 6.7mW Playback Power Consumption
  • 90dB Stereo DAC, 8kHz ≤ fS ≤ 48kHz
  • 85dB Stereo ADC, 8kHz ≤ fS ≤ 48kHz
  • Battery-Measurement Auxiliary ADC
  • Support for Any Master Clock Between 10MHz to 60MHz
  • Stereo Digital Microphone Input Support
  • Stereo Analog Differential Microphone Inputs
  • Stereo Headphone Amplifiers: Differential, Single-Ended, or Capacitorless
  • Stereo Line Inputs
  • Voiceband Filter with a Stopband Attenuation Greater than 70dB
  • 1.65V to 3.6V Digital Interface Supply Voltage
  • I²S/TDM-Compatible Digital Audio Bus
  • 30-Bump, 2.2mm x 2.7mm 0.4mm-Pitch WLP

Wearables

MAX98050 Low-power, High-Performance Audio CODEC

MAX98050 Low-power, High-Performance Audio CODEC

The MAX98050 is a low-power, high-performance audio CODEC with integrated low-latency digital fi...
  • Low-Latency Digital Filter Channels
    • 96kHz/192kHz/384kHz Sample Rate Options
    • Channel Support Applications Including Feed-Forward (FF) and Feedback (FB) ANC, Ambient/Voice Enhancement and Transparency, and Playback Compensation
    • Filters Allowing Smooth, Dynamic Transitions / Updates without Playback Disruption
  • Mono Headphone Playback Channel
    • High-Efficiency Hybrid Class-AB/D Amplifier
    • 114dB Playback Dynamic Range
    • 2.55mW PQ (fS = 48kHz, No Noise Gate)
    • 1.9mW PQ (fS = 48kHz, With Noise Gate)
  • Three Microphone Record Channels 
    • Analog or Digital Microphone Inputs
    • 107dB Dynamic Range (AMIC Single-Ended)
    • 113dB Dynamic Range (AMIC Differential))
    • 5.3mW PQ (fS = 16kHz, 2 AMIC Record)
    • 2.1mW PQ (fS = 16kHz, 2 DMIC Record)
  • Playback with ANC Filter Profile (fS = 192kHz)
    • 9.85mW PQ (AMIC FF+FB Profile)
    • 6.7mW PQ (AMIC FF Only Profile)
    • 7mW PQ (DMIC FF+FB Profile)
  • Full-Scale Playback Power at 1% THD+N:
    • 31mW into 32Ω (1VRMS Full-Scale Mode)
    • 15mW into 32Ω (Reduced Swing Mode)
    • 61mW into 16Ω (1VRMS Full-Scale Mode)
  • Flexible I2S/TDM Digital Audio Interface
    • Support for 16/24/32-Bit Audio Data
    • Playback Sample Rates of 8kHz to 192kHz 
    • No High-Speed Master Clock Required 
  • Audio CODEC Evaluation Platform Available
    • Includes Maxim Reference Headset Design 
  • 6.7mm2 36-Bump WLP Package
    • 0.4mm Pitch with a 0.5mm Height
MAX98390 Boosted Class-D Amplifier with Integrated Dynamic Speaker Management

MAX98390 Boosted Class-D Amplifier with Integrated Dynamic Speaker Management

The MAX98390 is a high-efficiency mono Class-D DSM smart amplifier that features an integrated b...
  • Integrated Speaker Current and Voltage Sense Requires no External Components
  • Integrated Programmable 10V Boost Converter
    • Bypass Mode
    • Envelope Tracking
  • Integrated Dynamic Speaker Management
    • Thermal Protection
    • Excursion Protection
    • Low-Frequency Extension
    • 8-Band Parametric Equalizer
    • Dynamic Range Compression
    • Perceptual Power Reduction
    • Debuzzer
    • Stereo Bass Management
  • Ultra-Low Noise Floor
    • 10µV Output Noise
    • 116dB Dynamic Range
  • Low Distortion—0.01% THD+N
  • Output Power at 1% THD+N, VVBAT = 4.3V
    • 5.1W into 8Ω
    • 5.1W into 4Ω
  • Output Power at 10% THD+N, VVBAT = 4.3V
    • 6.2W into 8Ω
    • 6.2W into 4Ω
  • System Efficiency
    • 82% at 1.2W into 8Ω, VVBAT = 3.7V
    • 86% at 0.45W into 8Ω, VVBAT = 3.7V
  • Dynamic Speaker Output FET Scaling
  • 2.65V to 5.5V Battery Voltage Range
  • I2S/16-Channel TDM and I2C Interfaces
  • Class-D Edge Rate Control Enables Filterless Operation
  • Advanced Brownout-Protection Engine
  • Extensive Click-and-Pop Suppression
  • Robust Short-Circuit and Thermal Protection
  • Space-Saving, 30-Bump WLP Package (2.468mm x 2.968mm, 0.5mm Pitch) or 36-Bump WLP Package (2.418mm x 2.608mm, 0.4mm Pitch)
MAX98360A Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier

MAX98360A Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier

The MAX98360A/B/C/D is an easy-to-use, low-cost, digital pulse-code modulation (PCM) input Class...
  • Simple Plug-and-Play Design
  • Single-Supply Operation (2.5V to 5.5V)
  • 3.2W Output Power into 4Ω at 5V
  • 2.2mA Quiescent Current
  • 1ms Turn-On Time (for MAX98360A and MAX98360B)
  • 92% Efficiency (RL = 8Ω, THD+N = 10%)
  • 10μVRMS Output Noise
  • 110dB Dynamic Range
  • Low 0.009% THD+N at 1kHz
  • No MCLK Required
  • Sample Rates of 8kHz to 96kHz
  • Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
  • Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
  • 81dB PSRR at 217Hz
  • 1.5μA Standby Current Allows Elimination of GPIO for EN Pin
  • Low RF Susceptibility Rejects TDMA Noise from GSM Radios
  • Class-D Switching Frequency Trimmed to 5% for Better EMI Planning
  • Extensive Click-and-Pop Reduction Circuitry
  • Robust Short-Circuit and Thermal Protection
  • Available in Space-Saving Package: 9-Pin WLP (0.4mm Pitch) or 10-Pin FC2QFN (0.5mm Pitch)
  • 3.69mm2 Solution Size for WLP With A Single Bypass Capacitor
MAX98090 Ultra-Low Power Stereo Audio Codec

MAX98090 Ultra-Low Power Stereo Audio Codec

The MAX98090 is a fully integrated audio codec whose high-performance, ultra-low power consumpti...
  • 102dB DR Stereo DAC to HP (8kHz < fS < 96kHz)
  • 3.6mW Stereo Playback Power Consumption
  • 99dB DR Stereo ADC (8kHz < fS < 96kHz)
  • 4.2mW Stereo Record Power Consumption
  • 3 Stereo Single-Ended/Differential Analog Microphone/Line Inputs (WLP Version)
  • Stereo PDM Digital Microphone Input
  • Master Clock Frequencies from 256 x fS to 60MHz
  • I2S/LJ/RJ/TDM Digital Audio Interface
  • FlexSound Technology Signal Processing
    • Record Path Biquad Filter
    • Playback Path 7-Band Parametric EQ
    • Playback Path Automatic Level Control
    • Digital Filtering and Gain/Level Control
  • Stereo Low EMI Class D Speaker Amplifiers
    • 3.2W/Channel (RL = 4Ω, VSPK_VDD = 5V, WLP)
    • 1.8W/Channel (RL = 8Ω, VSPK_VDD = 5V, WLP)
  • Stereo DirectDrive Class H Headphone Amplifier Jack Detection and Identification
  • Differential Receiver Amplifier/Stereo Line Output
  • Extensive Click-and-Pop Reduction Circuitry
  • RF Immune Analog Inputs and Outputs
  • Programmable Microphone Bias
  • I2C Control Interface with Two Address Options
  • 49-Bump 0.4mm WLP and 40-Pin TQFN Packages
MAX97220 Differential Input DirectDrive Line Drivers/Headphone Amplifiers

MAX97220 Differential Input DirectDrive Line Drivers/Headphone Amplifiers

The MAX97220 is a differential input DirectDrive® line driver/headphone amplifier. This device i...
  • Output Power 125mW into 32Ω with a 5V Supply
  • 3VRMS Output Drive into 1kΩ with a 5V Supply
  • 2VRMS Output Drive into 600Ω with a 3.3V Supply
  • Fully Differential Inputs
  • Fixed or Externally Adjustable Gain with No Clicks or Pops
  • Wide 2.5V to 5.5V Operating Range
  • DirectDrive Outputs Eliminate DC-Blocking Capacitors
  • Flat THD+N, Better Than 90dB in the Audio Band
  • 18-Bit SNR Performance, 112dB
  • Footprint Compatible with the MAX9722

Portable Electronics and Computing

MAX98390 Boosted Class-D Amplifier with Integrated Dynamic Speaker Management

MAX98390 Boosted Class-D Amplifier with Integrated Dynamic Speaker Management

The MAX98390 is a high-efficiency mono Class-D DSM smart amplifier that features an integrated b...
  • Integrated Speaker Current and Voltage Sense Requires no External Components
  • Integrated Programmable 10V Boost Converter
    • Bypass Mode
    • Envelope Tracking
  • Integrated Dynamic Speaker Management
    • Thermal Protection
    • Excursion Protection
    • Low-Frequency Extension
    • 8-Band Parametric Equalizer
    • Dynamic Range Compression
    • Perceptual Power Reduction
    • Debuzzer
    • Stereo Bass Management
  • Ultra-Low Noise Floor
    • 10µV Output Noise
    • 116dB Dynamic Range
  • Low Distortion—0.01% THD+N
  • Output Power at 1% THD+N, VVBAT = 4.3V
    • 5.1W into 8Ω
    • 5.1W into 4Ω
  • Output Power at 10% THD+N, VVBAT = 4.3V
    • 6.2W into 8Ω
    • 6.2W into 4Ω
  • System Efficiency
    • 82% at 1.2W into 8Ω, VVBAT = 3.7V
    • 86% at 0.45W into 8Ω, VVBAT = 3.7V
  • Dynamic Speaker Output FET Scaling
  • 2.65V to 5.5V Battery Voltage Range
  • I2S/16-Channel TDM and I2C Interfaces
  • Class-D Edge Rate Control Enables Filterless Operation
  • Advanced Brownout-Protection Engine
  • Extensive Click-and-Pop Suppression
  • Robust Short-Circuit and Thermal Protection
  • Space-Saving, 30-Bump WLP Package (2.468mm x 2.968mm, 0.5mm Pitch) or 36-Bump WLP Package (2.418mm x 2.608mm, 0.4mm Pitch)
MAX98360A Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier

MAX98360A Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier

The MAX98360A/B/C/D is an easy-to-use, low-cost, digital pulse-code modulation (PCM) input Class...
  • Simple Plug-and-Play Design
  • Single-Supply Operation (2.5V to 5.5V)
  • 3.2W Output Power into 4Ω at 5V
  • 2.2mA Quiescent Current
  • 1ms Turn-On Time (for MAX98360A and MAX98360B)
  • 92% Efficiency (RL = 8Ω, THD+N = 10%)
  • 10μVRMS Output Noise
  • 110dB Dynamic Range
  • Low 0.009% THD+N at 1kHz
  • No MCLK Required
  • Sample Rates of 8kHz to 96kHz
  • Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
  • Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
  • 81dB PSRR at 217Hz
  • 1.5μA Standby Current Allows Elimination of GPIO for EN Pin
  • Low RF Susceptibility Rejects TDMA Noise from GSM Radios
  • Class-D Switching Frequency Trimmed to 5% for Better EMI Planning
  • Extensive Click-and-Pop Reduction Circuitry
  • Robust Short-Circuit and Thermal Protection
  • Available in Space-Saving Package: 9-Pin WLP (0.4mm Pitch) or 10-Pin FC2QFN (0.5mm Pitch)
  • 3.69mm2 Solution Size for WLP With A Single Bypass Capacitor
MAX98374 Digital Input Class D Speaker Amplifier with DHT

MAX98374 Digital Input Class D Speaker Amplifier with DHT

The MAX98374 is a high-efficiency, mono Class D speaker amplifier featuring dynamic headroom tra...
  • Wide Input Supply Range (5.5V to 16V)
  • Dynamic Headroom Tracking (DHT) Maintains a Consistent Listening Experience
  • Integrated Thermal Protection and Output Foldback
  • Remote Output Sensing Allows up to 20dB THD+N Improvement with Ferrite Bead Filters
  • Class D EMI Reduction Enables Filterless Operation
    • Active Emissions Limiting (AEL)
    • Spread-Spectrum Modulation (SSM)
    • Switching Edge Rate Control
  • 110dB A-Weighted Dynamic Range
  • 0.006% THD+N at 3W into 8Ω, f = 1kHz
  • 0.025% THD+N at 3W into 8Ω, f = 6kHz
  • Output Power at 1% THD+N:
    • 13.5W into 8Ω, VPVDD = 16V
    • 12.5W into 4Ω, VPVDD = 12V
  • Output Power at 10% THD+N:
    • 16.9W into 8Ω, VPVDD = 16V
    • 15.3W into 4Ω, VPVDD = 12V
  • Speaker Amplifier Efficiency:
    • 90.5% at 10W into 8Ω, VPVDD = 12V
    • 81% at 15.3W into 4Ω, VPVDD = 12V
  • BDE Provides Supply Brownout Protection
  • Extensive Click-and-Pop Suppression
  • Space Saving Packages
    • 25-Bump WLP (2.17mm x 2.25mm x 0.64mm, 0.4mm Pitch)
    • 22-Pin FCQFN (3mm x 3mm x 0.55mm, 0.4mm Pitch)