PCM2706PJTR

Overview

PCM2706PJTR is a product belonging to the category of audio digital-to-analog converters (DACs). It is commonly used in various audio applications, providing high-quality sound conversion from digital to analog signals. The PCM2706PJTR offers several characteristics that make it a popular choice among audio enthusiasts. It comes in a compact package and has a small form factor, making it suitable for space-constrained designs. The essence of this product lies in its ability to convert digital audio data into analog signals with exceptional accuracy and fidelity. Each package of PCM2706PJTR contains one unit.

Specifications and Parameters

• Resolution: 16-bit
• Sampling Rate: Up to 48 kHz
• Interface: USB
• Output Type: Analog Stereo
• Power Supply: 5V DC
• Signal-to-Noise Ratio (SNR): >90 dB
• Total Harmonic Distortion (THD): <0.01%

Pin Configuration

The PCM2706PJTR features a detailed and complete pin configuration as follows:

1. VDD - Power supply voltage
2. DGND - Digital ground
3. AGND - Analog ground
4. LOUT - Left channel analog output
5. ROUT - Right channel analog output
6. BCK - Bit clock input
7. DATA - Audio data input
8. LRCK - Left/right clock input
9. MUTE - Mute control input
10. SDA - I2C serial data input/output
11. SCL - I2C serial clock input
12. XTAL2 - Crystal oscillator output
13. XTAL1 - Crystal oscillator input
14. VBUS - USB bus power supply
15. GPOUT - General-purpose output
16. VREF - Reference voltage output

Functional Characteristics

The PCM2706PJTR offers the following functional characteristics:

• High-quality digital-to-analog conversion
• USB interface for easy connectivity
• Low power consumption
• Built-in mute control
• I2C serial control interface
• Crystal oscillator for accurate timing

Advantages and Disadvantages

Advantages: - Compact size and small form factor - High-resolution audio output - Easy integration with USB devices - Low power consumption

Disadvantages: - Limited sampling rate compared to some high-end DACs - Requires external crystal oscillator for accurate timing

Applicable Range of Products

The PCM2706PJTR is suitable for a wide range of audio products, including but not limited to: - USB audio interfaces - Headphone amplifiers - Portable media players - Home theater systems - Car audio systems

Working Principles

The PCM2706PJTR operates by receiving digital audio data through its USB interface. It then processes this data using its internal digital signal processing (DSP) circuitry. The processed digital audio is converted into analog signals using a high-performance digital-to-analog converter. These analog signals are then amplified and sent to the left and right channel outputs.

Detailed Application Field Plans

The PCM2706PJTR can be used in various applications, such as:

1. USB Audio Interface: Incorporate the PCM2706PJTR into a USB audio interface design to provide high-quality audio output for recording or playback purposes.
2. Headphone Amplifier: Utilize the PCM2706PJTR in a headphone amplifier circuit to enhance the audio experience for headphone users.
3. Portable Media Player: Integrate the PCM2706PJTR into a portable media player design to deliver superior audio performance on-the-go.
4. Home Theater System: Include the PCM2706PJTR in a home theater system to ensure accurate and immersive audio reproduction.
5. Car Audio System: Incorporate the PCM2706PJTR into a car audio system design to achieve high-fidelity sound reproduction in vehicles.

Detailed Alternative Models

Some alternative models to the PCM2706PJTR include:

1. PCM2704: Similar to the PCM2706PJTR, but with a lower sampling rate and fewer features.
2. PCM5102A: A higher-end DAC with advanced features and a wider range of supported sampling rates.
3. CS4344: Another audio DAC option with comparable performance and features.
4. AK4490: A premium DAC known for its exceptional audio quality and extensive feature set.
5. WM8741: A high-performance DAC suitable for audiophile-grade applications.

5 Common Technical Questions and Answers

1. Q: What is the maximum sampling rate supported by the PCM2706PJTR? A: The PCM2706PJTR supports a maximum sampling rate of 48 kHz.

2. Q: Can the PCM2706PJTR be powered directly from a USB port? A: Yes, the PCM2706PJTR can be powered through the USB bus.

3. Q: Does