PCM1864DBTR

The PCM1864DBTR is a high-performance audio analog-to-digital converter (ADC) produced by Texas Instruments. It is designed for applications that require high-quality audio processing, such as professional audio equipment, consumer electronics, and industrial audio systems.

Key Features:

1. Audio Performance:

   • The PCM1864 offers a high dynamic range and low total harmonic distortion (THD), making it suitable for high-fidelity audio applications. It typically features a dynamic range of around 102 dB and THD levels as low as -100 dB, ensuring clear and accurate audio reproduction.

2. Sampling Rates:

   • This ADC supports a wide range of sampling rates, typically from 8 kHz to 192 kHz, allowing it to accommodate various audio formats and applications. This flexibility makes it ideal for both standard and high-resolution audio processing.

3. Input Configuration:

   • The PCM1864 can handle multiple input configurations, including single-ended and differential inputs. It supports up to four channels of audio input, making it suitable for multi-channel audio applications.

4. Integrated Features:

   • The device includes built-in digital filters, which can be configured to optimize audio performance based on the specific application requirements. These filters help in reducing noise and improving the overall sound quality.

5. Power Supply and Consumption:

   • The PCM1864 operates on a single 5V power supply, with low power consumption, making it energy-efficient and suitable for battery-operated devices.

6. Digital Interface:

   • It features a flexible digital audio interface, supporting I2S, left-justified, and right-justified formats. This versatility allows for easy integration with various digital audio processors and microcontrollers.

7. Package and Dimensions:

   • The PCM1864 is available in a compact TSSOP (Thin Shrink Small Outline Package) with a typical footprint of 16 pins. This small size is advantageous for space-constrained designs.

8. Applications:

   • Common applications for the PCM1864 include audio recording systems, digital mixers, sound cards, and other professional audio equipment. Its high performance and versatility make it suitable for both consumer and industrial audio applications.

Conclusion:

The PCM1864DBTR from Texas Instruments is a robust and versatile audio ADC that combines high performance with a range of features tailored for audio applications. Its ability to handle multiple input configurations, support for high sampling rates, and integrated digital filters make it an excellent choice for designers looking to achieve high-quality audio processing in their products.