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PCM1702U-K/2K

PCM1702U-K/2K

Product Overview

Category

The PCM1702U-K/2K belongs to the category of digital-to-analog converters (DACs).

Use

It is primarily used in audio systems to convert digital audio signals into analog signals for high-quality sound reproduction.

Characteristics

  • High-resolution: The PCM1702U-K/2K offers a resolution of up to 20 bits, ensuring accurate and detailed audio reproduction.
  • Low distortion: It provides low harmonic and intermodulation distortion, resulting in clear and faithful audio playback.
  • Wide dynamic range: With a wide dynamic range, it can faithfully reproduce both soft and loud sounds without loss of detail.
  • Low noise: The PCM1702U-K/2K minimizes noise interference, allowing for a clean and immersive audio experience.

Package

The PCM1702U-K/2K comes in a compact and durable package, designed to withstand various environmental conditions.

Essence

The essence of the PCM1702U-K/2K lies in its ability to accurately convert digital audio signals into high-fidelity analog signals, enabling superior audio reproduction.

Packaging/Quantity

The PCM1702U-K/2K is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

  • Resolution: Up to 20 bits
  • Sampling Rate: Up to 96 kHz
  • Total Harmonic Distortion + Noise (THD+N): <0.001%
  • Signal-to-Noise Ratio (SNR): >120 dB
  • Dynamic Range: >110 dB
  • Power Supply Voltage: 5 V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PCM1702U-K/2K has the following pin configuration:

  1. VOUTL: Analog Output (Left Channel)
  2. VOUTR: Analog Output (Right Channel)
  3. AGND: Analog Ground
  4. DGND: Digital Ground
  5. VREF: Reference Voltage Input
  6. DVCC: Digital Power Supply
  7. AVCC: Analog Power Supply
  8. BCK: Bit Clock Input
  9. LRCK: Left/Right Clock Input
  10. DATA: Serial Data Input

Functional Features

  • High-resolution audio conversion
  • Low distortion and noise levels
  • Wide dynamic range for accurate sound reproduction
  • Compatibility with various digital audio formats
  • Easy integration into audio systems

Advantages and Disadvantages

Advantages

  • High-resolution audio output
  • Low distortion and noise levels
  • Wide dynamic range
  • Compact and durable package
  • Easy integration into audio systems

Disadvantages

  • Requires external power supply
  • Limited sampling rate compared to some newer DAC models

Working Principles

The PCM1702U-K/2K utilizes a combination of digital signal processing and analog circuitry to convert digital audio signals into analog form. It employs advanced techniques to minimize distortion, noise, and other artifacts, resulting in high-fidelity audio reproduction.

Detailed Application Field Plans

The PCM1702U-K/2K finds applications in various audio-related fields, including: 1. High-end audio systems 2. Professional recording studios 3. Home theater systems 4. Automotive audio systems 5. Musical instrument amplifiers

Detailed and Complete Alternative Models

  1. PCM1794A: A higher-resolution DAC with 24-bit capability.
  2. PCM5102A: A compact DAC with integrated headphone amplifier.
  3. AK4490EQ: A high-performance DAC with advanced digital filtering capabilities.

These alternative models offer different features and specifications, catering to diverse audio system requirements.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng PCM1702U-K/2K trong giải pháp kỹ thuật

  1. What is the maximum sampling frequency supported by PCM1702U-K/2K?
    - The PCM1702U-K/2K supports a maximum sampling frequency of 96 kHz.

  2. Can PCM1702U-K/2K be used in both audio and data acquisition applications?
    - Yes, PCM1702U-K/2K can be used in both audio and data acquisition applications.

  3. What is the typical power supply voltage range for PCM1702U-K/2K?
    - The typical power supply voltage range for PCM1702U-K/2K is +5V to +12V.

  4. Does PCM1702U-K/2K support digital de-emphasis?
    - Yes, PCM1702U-K/2K supports digital de-emphasis.

  5. Is PCM1702U-K/2K compatible with I2S and left-justified input formats?
    - Yes, PCM1702U-K/2K is compatible with both I2S and left-justified input formats.

  6. What is the recommended output coupling capacitor value for PCM1702U-K/2K?
    - The recommended output coupling capacitor value for PCM1702U-K/2K is 4.7uF.

  7. Can PCM1702U-K/2K operate in mono mode?
    - Yes, PCM1702U-K/2K can operate in mono mode by using the BCK signal.

  8. What is the typical total harmonic distortion plus noise (THD+N) for PCM1702U-K/2K?
    - The typical THD+N for PCM1702U-K/2K is 0.002% at 1 kHz.

  9. Does PCM1702U-K/2K require external oversampling filters?
    - No, PCM1702U-K/2K includes an on-chip digital filter and does not require external oversampling filters.

  10. Can PCM1702U-K/2K be used in automotive audio systems?
    - Yes, PCM1702U-K/2K is suitable for use in automotive audio systems due to its wide operating temperature range and robust design.