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Premium audio

Experience an immersive audio system without sacrificing efficiency

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Improving the in-vehicle experience places greater demands on audio systems. Our end-equipment reference designs show you how to optimize for power and performance with our Class-D amplifiers, and how to use our data converters to implement features such as active noise cancellation.

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Why choose TI for your premium audio systems?

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Provide high-quality sound

Our amplifiers, data converters and MPUs offer the low noise, distortion and latency needed to improve the in-cabin experience.

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Minimize battery drain

The advanced modulation scheme of our Class-D amplifiers paired with the power supply tracking capabilities of our boost converters enables optimal power efficiency.

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High reliability and longevity

Our amplifiers protect your system with advanced protection features including overcurrent protection, real-time IV sensing, load diagnostics, robust ESD and EMI protection and more.

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Systems expertise

Our industry experts can help you through your design process with end-equipment-tailored reference designs, training and direct support.

Enabling advanced audio performance

Premium automotive audio powered by our DSP SoCs

Our scalable digital signal processor (DSP) systems-on-a-chip (SoCs) offer immersive sound, active noise cancellation and sound synthesis to simplify premium audio designs.

Benefits include:

  • C7x DSP core and 256-bit architecture offer four to eight times more processing power.
  • Single cycle-accessible L2 memory.
  • Integrated neural processing unit supports AI-driven features.
  • Hardware-enabled Precision Time Protocol and Audio Video Transport Protocol networking.
  • Functional safety-compliant microcontrollers to help you achieve ASIL-B for Automotive Open System Architecture, safety operating systems or acoustic vehicle alerting systems.
  • Hardware security module for secure storage, cryptographic hardware and data protection.
arrow-right Select Arm® Cortex®-R MCU products arrow-right Select Arm® -based processor products
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Technical article
Designing an Efficient Automotive Premium Audio System with Highly Integrated Processors
Explore the evolution of our embedded devices, as well as the most important design considerations when using these devices with other advanced semiconductors to develop digital amplifiers in modern vehicles.
PDF | HTML
Blog
Redefining the commute: The advanced audio technology transforming your drive
Advanced radar sensing technology using edge AI enables a safer driving environment, detecting things people in the car aren’t able to see; and processing technology is unlocking new possibilities for premium audio in vehicles.
Technical article
Shrinking automotive audio system designs with Class-D amplifier 1L modulation
TI's 1L modulation enables up to 2.1MHz switching frequencies, reducing LC filter size and cutting inductors per channel by half. This maitains Class-D performance while saving board space and lowering inductor costs by 50%.    
PDF | HTML
Featured products for advanced audio processing
NEW AM2754-Q1 PREVIEW 80 GFLOPS DSP microcontroller for automotive audio with quad core ARM® Cortex®-R5F, 10.75MB SRAM
NEW AM62D-Q1 PREVIEW Automotive 40GFLOPS DSP audio processor with Arm® Cortex®-A53, Cortex-R5F and LPDDR4

Power solutions for an electrified vehicle

Electric vehicles (EVs) increase the demand for even more efficient audio systems beyond those of gas-fueled vehicles. Our power solutions work with the audio amplifier leading to improved efficiency, better thermal performance and a smaller total footprint.

Benefits include:

  • Advanced Class-D modulation schemes that allow for improved efficiency and lower idle losses.
  • Amplifiers with integrated Class-H DSP algorithms that allow for a self-contained tracking power supply solution.
  • Boost converters with direct tracking control that reduce design complexity while allowing providing flexibility to the designer.
parametric-filter Select boost controller products arrow-right View TIDA-020033 class-H reference design
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    Featured products for improved efficiency
    TAS6584-Q1 ACTIVE Automotive 45-V, 10-A digital input, four-channel Class-D audio amplifier with current sense
    LM5123-Q1 ACTIVE 2.2MHz wide VIN low IQ synchronous boost controller

    Clear sound in a quieter cabin

    Our audio amplifiers and data converters provide a high-fidelity in-cabin experience with Burr-Brown™ Audio, including high-performance Class-D amplifiers, operational amplifiers and data converters. Our Sitara MPUs enable advanced DSP performance for a quieter in-cabin experience.

    Benefits include:

    • Our amplifiers and data converters with harmonic distortion and noise specifications to ensure music and audio is crystal clear.
    • Low latency of audio products that complement our Sitara™ processors for Active Noise Cancellation (ANC) applications and make it easier to minimize exterior noise from the cabin.
    parametric-filter Select audio amplifier products parametric-filter Select audio converter products
    Featured products for high fidelity
    AM2732 ACTIVE Dual-core Arm® Cortex-R5F based MCU with C66x DSP, ethernet and security up to 400 MHz
    PCM6240-Q1 ACTIVE Automotive, 4-channel audio ADC with integrated programmable mic bias & input diagnostics

    Advanced diagnostic and protection features

    Protect both the electronics in the system, speakers and microphones with advanced diagnostics and integrated protection circuitry.

    Benefits include:

    • Amplifiers with protection features including overcurrent protection, real-time current and voltage sensing and load diagnostics.
    • Smart diode controllers that can shutdown the system in the case of a transient event or overcurrent fault.
    arrow-right Learn more about audio diagnostics and protection arrow-right Learn more about audio amplifers
    Featured products for diagnostics & protection
    TAS6424-Q1 ACTIVE Automotive, 75-W, 2-MHz, 4-ch, 4.5- to 26.4-V digital input Class-D audio amplifier
    LM7480-Q1 ACTIVE 3-V to 65-V, automotive ideal diode controller driving back to back NFETs

    Design & development resources

    Evaluation board
    PCM6240-Q1 4-ch audio ADC with integrated programmable microphone bias evaluation module

    The PCM6240-Q1 evaluation module (EVM) performance demonstration kit (PDK) allows the user to test the capabilities of the PCM6240-Q1 device, which is a a four-channel, high-performance audio analog-to-digital converter (ADC) that supports analog input signals up to 10 VRMS.

    PCM6240-Q1 supports line (...)
    Evaluation board
    AM62D expandable hardware for premium audio

    The AUDIO-AM62D-EVM evaluation module (EVM) is a low-cost expandable platform designed for developers to prototype and evaluate multi-channel audio applications across various use cases. At the core of AUDIO-AM62D-EVM is the AM62D System-on-Chip (SoC), featuring a C7x DSP 256 bit-width vector core (...)
    Reference design
    Automotive Class-H audio and tracking power supply reference design

    This reference design demonstrates a Class-H audio and tracking power supply audio subsystem. The TAS6584-Q1 audio amplifier tracks the envelope of the digital audio input and adjusts the LM5123-Q1 boost output voltage to meet the power efficiency requirements without the need for an external (...)

    Reference designs related to Premium audio

    Use our reference design selection tool to find designs that best match your application and parameters.

    View reference designs
    As cars become more electric and autonomous, designing high-efficiency audio systems is even more important to minimize battery drain and maintain long drive ranges. Building on decades of experience designing, we are invested in delivering the best possible performance for our customers to meet these increasing demands.
    – Matt Sullivan | Texas Instruments Automotive audio systems engineer

    Featured products

    Speaker amps TAS6584-Q1 ACTIVE Automotive 45-V, 10-A digital input, four-channel Class-D audio amplifier with current sense
    Audio ADCs PCM6240-Q1 ACTIVE Automotive, 4-channel audio ADC with integrated programmable mic bias & input diagnostics
    Arm Cortex-R MCUs AM2732 ACTIVE Dual-core Arm® Cortex-R5F based MCU with C66x DSP, ethernet and security up to 400 MHz

    Technical resources

    Application note
    Application note
    PCM6xx0-Q1 Use-Case Scenarios in Automotive Audio Applications (Rev. A)
    This paper highlights the several use-case of PCM6xx0- Q1 for microphone and line input applications
    document-pdfAcrobat PDF
    Application brief
    Application brief
    Current Sense Amplifiers in Class-D Audio Subsystems (Rev. A)
    Current sensing in audio subsystems is used in conjunction with Class-D amplifiers for diagnostics or to provide speaker current feedback to the digital signal processor for speaker enhancement to emulate smart amplifier systems.
    document-pdfAcrobat PDF
    White paper
    White paper
    Automotive Audio Design Considerations to Minimize Amplifier Size & Thermal Load
    This paper explores design considerations facing audio hardware designers as they must develop smaller automotive audio amplifiers, with lower heat dissipation, to drive six to eight speakers directly from new infotainment systems
    document-pdfAcrobat PDF