頂級音訊系統

Experience an immersive audio system without sacrificing efficiency

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.

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

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.
Featured products for improved efficiency
TAS6584-Q1 現行 具電流感測功能的車用 45-V、10-A 數位輸入、四通道 D 類音訊放大器
LM5123-Q1 現行 2.2MHz 大範圍 VIN 低 IQ 同步升壓控制器

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.
Featured products for high fidelity
AM2732 現行 雙核心 Arm® Cortex-R5F 架構 MCU,具有 C66x DSP、乙太網路和最高達 400 MHz 的安全性
PCM6240-Q1 現行 具整合式麥克風偏壓和輸入診斷功能的車用 4 通道音訊 ADC

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.
Featured products for diagnostics & protection
TAS6424-Q1 現行 車用 75W、2MHz、4 通道 4.5 至 26.4V 數位輸入 D 類音訊放大器
LM7480-Q1 現行 用於驅動背對背 NFET 的 3V 至 65V、車用理想二極體控制器

設計與開發資源

開發板
具有整合式可編程麥克風偏壓的 PCM6240-Q1 4 通道音訊 ADC 評估模組

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 (...)

開發板
AM273x Arm 架構 MCU 一般用途評估模組

The AM273x EVM is a standalone test, development, and evaluation module (EVM) that lets developers evaluate AM273x's functionality and develop prototypes for a variety of applications.

The EVM is equipped with a Sitara™ AM2732 microcontroller along with additional components to allow the user (...)

參考設計
車用 H 類音訊與追蹤電源供應器參考設計

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 (...)

與頂級音訊系統相關的參考設計

使用我們的參考設計選擇工具,找出最適合您的應用和參數設計。

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

喇叭放大器 TAS6584-Q1 現行 具電流感測功能的車用 45-V、10-A 數位輸入、四通道 D 類音訊放大器
音訊 ADC PCM6240-Q1 現行 具整合式麥克風偏壓和輸入診斷功能的車用 4 通道音訊 ADC
Arm Cortex-R MCU AM2732 現行 雙核心 Arm® Cortex-R5F 架構 MCU,具有 C66x DSP、乙太網路和最高達 400 MHz 的安全性

技術資源

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