Texas Instruments TAS5066PAG manual System Interfaces

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Chapter 2

System Interfaces

This chapter describes the TAS5066−511 1D6EVM board in regards to power supply (PSU) and system interfaces.

Topic		Page

2.1	PSU Interface (J901)	. . 2-2
2.2	PSU Control Interface (J902)	. . 2-4
2.3	Loudspeaker Connectors (J100 − J600)	. . 2-5
2.4	Control Interface (J50)	. . 2-6
2.5	Digital Audio Interface (J51)	. . 2-7
2.6	PWM Timing, Interchannel Delay Registers	. . 2-8

2-1

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Contents User’s Guide Products Applications Important NoticeEVM Important Notice EVM Warnings and Restrictions About This Manual Read This FirstPart Number Literature Number Related Documentation from Texas InstrumentsContents Tables FiguresOverview TAS5066-5111D6EVM Features PCB Key Map−1. Complete PurePath Digital E System TAS5066-5111D6EVM Features−2. Physical Structure for the TAS5066-5111D6EVM PCB Key MapPage System Interfaces PSU Interface J901 −1. Recommended Power SuppliesDescription Voltage Limitations Current Recommendations−3. J903 Pin Description Pin Number Net-Name at Schematics DescriptionPSU Control Interface J902 Loudspeaker Connectors J100 − J600 −6. J50 Pin Description Control Interface J50−7. J51 Pin Description Digital Audio Interface J51−8. Clock Rates LrclkRegister Description Value hex Address PWM Timing, Interchannel Delay RegistersProtection Device Fault Reporting Short Circuit Protection and Fault Reporting Circuitry−1. TAS5111 Error Signal Decoding OTW

TAS5066PAG specifications

The Texas Instruments TAS5066PAG is a highly efficient Class D audio amplifier designed for high-performance audio applications. Known for its advanced technology and robust features, it is part of a series that is widely used in home audio systems, professional sound equipment, and automotive audio devices.

One of the standout features of the TAS5066PAG is its ability to deliver high power output while maintaining low distortion levels. It is capable of providing up to 300W per channel at 4 ohms, making it a powerful solution for driving high-performance loudspeakers. With a total harmonic distortion plus noise (THD+N) rating as low as 0.01%, the device assures clean and clear audio reproduction, which is critical in high-fidelity audio systems.

The TAS5066PAG utilizes a digital input mechanism that supports various audio formats, including I2S and PCM, which allows for versatile integration with various digital audio sources. This feature streamlines the design process for system builders and reduces power consumption by eliminating the need for multiple digital-to-analog converters.

Another significant technological advantage of the TAS5066PAG is its integrated power stage. This integration simplifies circuit design by reducing the number of external components required, subsequently enhancing reliability and reducing the overall size of the audio system. Additionally, the device includes advanced thermal management features that ensure safe and stable operation under varying load conditions, which is especially important for high-power applications.

The TAS5066PAG also offers flexible feedback and control options. Its adaptive feedback loop technology provides real-time adjustments to the audio signal, further improving performance and reducing distortion. This adaptability makes it suitable for a wide range of uses, from consumer electronics to professional systems.

In summary, the Texas Instruments TAS5066PAG is a versatile and powerful Class D amplifier that combines high-performance audio output with advanced digital processing capabilities. Its low distortion, high efficiency, and integrated design elements make it an excellent choice for audio engineers and designers focusing on creating high-quality audio systems. Whether used in home theaters, musical instruments, or automotive audio, the TAS5066PAG sets a high standard for modern audio amplification solutions.