Texas Instruments

PCM1781DBQR

PCM1781DBQR Description

The PCM1781DBQR is a high-performance, 24-bit, dual-channel audio digital-to-analog converter (DAC) from Texas Instruments. It is designed for applications requiring high-resolution audio playback and is part of the ADCs/DACs - Special Purpose ICs category. The device is currently active and is compliant with various regulations, including REACH and RoHS3.

PCM1781DBQR Features

• Data Interface: I2S, ensuring compatibility with a wide range of audio systems.
• ECCN: EAR99, indicating that it is not subject to export controls.
• Mounting Type: Surface Mount, suitable for PCB integration in compact devices.
• Voltage Supply Source: Single Supply, simplifying power management.
• Type: DAC, Audio, designed specifically for high-quality audio applications.
• Number of Channels: 2, providing stereo audio output.
• Voltage - Supply: 5V, a standard voltage for easy integration.
• REACH Status: REACH Unaffected, ensuring compliance with European chemical regulations.
• Mfr: Texas Instruments, a leading manufacturer in the semiconductor industry.
• HTSUS: 8542.39.0001, for customs and trade purposes.
• Package: Tape & Reel (TR), facilitating automated assembly processes.
• Resolution (Bits): 24 b, delivering high-fidelity audio reproduction.
• RoHS Status: ROHS3 Compliant, adhering to environmental standards.
• Sampling Rate (Per Second): 200k, supporting high-quality audio signals.
• Base Product Number: PCM1781, indicating the core product family.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), ensuring reliable operation in various environments.

Unique features and advantages of the PCM1781DBQR include its 24-bit resolution, which provides exceptional audio clarity and detail. The 200k sampling rate ensures that it can handle high-frequency audio signals, making it ideal for professional audio equipment and high-end consumer electronics. The device's single supply voltage and I2S interface simplify system design and reduce component count, while the surface mount packaging allows for compact and efficient PCB layouts.

PCM1781DBQR Applications

The PCM1781DBQR is ideal for a variety of applications where high-quality audio reproduction is critical:

• Professional Audio Equipment: Studio monitors, mixing consoles, and digital audio workstations.
• High-End Consumer Electronics: High-fidelity headphones, home theater systems, and premium soundbars.
• Automotive Infotainment Systems: In-vehicle audio systems that demand the best sound quality.
• Telecommunications: VoIP systems and conference call equipment requiring clear and crisp audio.

Conclusion of PCM1781DBQR

The PCM1781DBQR from Texas Instruments stands out in the market due to its high-resolution audio capabilities, robust performance, and compliance with international regulations. Its 24-bit resolution and 200k sampling rate make it a top choice for applications demanding the utmost audio fidelity. With its ease of integration and reliability, the PCM1781DBQR is a valuable component for designers looking to enhance the audio performance of their systems.