Texas Instruments

PCM3794ARHBR  

CODECS

PCM3794ARHBR Description

The PCM3794ARHBR is a high-performance stereo audio codec designed for a wide range of audio applications. Manufactured by Texas Instruments, this interface IC chip offers exceptional audio quality and versatility. It features a dynamic range of 90 dB for ADCs and 93 dB for DACs, ensuring high-fidelity audio processing. With a resolution of 16 bits, the PCM3794ARHBR delivers clear and detailed audio signals.

The codec supports a digital supply voltage range of 1.71V to 3.6V and an analog supply voltage range of 2.4V to 3.6V, making it suitable for various power configurations. It employs a serial data interface, which simplifies connections and reduces the number of required pins. The PCM3794ARHBR includes two ADCs and two DACs, enabling simultaneous processing of stereo audio signals. Its sigma-delta architecture enhances signal-to-noise ratio (SNR) performance, providing a typical SNR of 90 dB for ADCs and 93 dB for DACs.

Packaged in a 32-QFN format and available in tape and reel (TR) form, the PCM3794ARHBR is designed for surface-mount assembly. It is compliant with RoHS3 standards and is unaffected by REACH regulations. The product is classified under ECCN EAR99 and HTSUS 8542.39.0001. With a moisture sensitivity level (MSL) of 2 (1 Year), it is suitable for environments with moderate humidity levels.

PCM3794ARHBR Features

• High Dynamic Range and SNR: The PCM3794ARHBR offers a dynamic range of 90 dB for ADCs and 93 dB for DACs, along with a typical signal-to-noise ratio of 90 dB for ADCs and 93 dB for DACs. These specifications ensure high-fidelity audio processing, making it ideal for applications requiring superior audio quality.
• Versatile Voltage Ranges: The codec supports a digital supply voltage range of 1.71V to 3.6V and an analog supply voltage range of 2.4V to 3.6V. This flexibility allows it to be used in a variety of power configurations, enhancing its compatibility with different systems.
• Sigma-Delta Architecture: The inclusion of sigma-delta ADCs and DACs enhances the overall performance of the codec. This architecture is known for its ability to provide high-resolution audio signals with minimal quantization noise.
• Serial Data Interface: The use of a serial data interface simplifies the connection process and reduces the number of required pins. This feature is particularly beneficial in compact designs where space is a critical consideration.
• Surface-Mount Compatibility: Packaged in a 32-QFN format and available in tape and reel (TR) form, the PCM3794ARHBR is designed for surface-mount assembly. This packaging option ensures ease of integration into modern electronic devices.
• Regulatory Compliance: The PCM3794ARHBR is RoHS3 compliant and unaffected by REACH regulations. It is classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international standards and facilitating global distribution.
• Moisture Sensitivity Level: With an MSL of 2 (1 Year), the PCM3794ARHBR is suitable for environments with moderate humidity levels. This feature ensures the codec's reliability and longevity in various operating conditions.

PCM3794ARHBR Applications

The PCM3794ARHBR is ideal for a wide range of applications requiring high-quality stereo audio processing. Some specific use cases include:

• Consumer Electronics: Ideal for portable audio devices, such as smartphones, tablets, and portable media players, where high-fidelity audio is essential.
• Home Entertainment Systems: Suitable for home theater systems, soundbars, and smart speakers, providing clear and detailed audio output.
• Automotive Infotainment: Enhances the audio experience in vehicles by delivering high-quality sound through the car's audio system.
• Professional Audio Equipment: Used in professional audio devices, such as mixing consoles, recording interfaces, and studio monitors, where precise audio processing is crucial.
• Voice Communication Devices: Suitable for VoIP devices, conference phones, and other communication equipment requiring high-quality audio transmission and reception.

Conclusion of PCM3794ARHBR

The PCM3794ARHBR is a robust and versatile stereo audio codec that delivers exceptional audio performance. Its high dynamic range, SNR, and sigma-delta architecture ensure high-fidelity audio processing, making it ideal for a variety of applications. The codec's flexible voltage ranges, serial data interface, and surface-mount compatibility further enhance its usability in modern electronic designs. With regulatory compliance and a suitable moisture sensitivity level, the PCM3794ARHBR is a reliable choice for engineers and designers seeking a high-quality audio solution.

PCM3794ARHBR Documents

Download datasheets and manufacturer documentation for PCM3794ARHBR

Datasheets :

PCM3793,94      

HTML Datasheet :

PCM3793,94      

PCN Design/Specification :

Copper Wire Base Material 30/Apr/2014