Cirrus Logic Inc.
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WM8973CLGEFL/V
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WM8973CLGEFL/V

Product Overview

  • Category: Audio Codec
  • Use: Audio processing and conversion
  • Characteristics:
    • High-quality audio performance
    • Low power consumption
    • Small package size
    • Integrated digital signal processing
  • Package: QFN (Quad Flat No-Lead)
  • Essence: The WM8973CLGEFL/V is a highly integrated audio codec designed for various audio applications, providing high-quality audio processing and conversion capabilities.

Specifications

  • ADC Resolution: 24-bit
  • DAC Resolution: 24-bit
  • Sampling Rate: Up to 96 kHz
  • Digital Interfaces: I2C, SPI
  • Power Supply: 1.8V to 3.6V
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The WM8973CLGEFL/V has a total of 32 pins. Here is the detailed pin configuration:

  1. VREFL
  2. VCOM
  3. MICBIAS
  4. LOUT1N
  5. LOUT1P
  6. LIN1N
  7. LIN1P
  8. LOUT2N
  9. LOUT2P
  10. LIN2N
  11. LIN2P
  12. ROUT1N
  13. ROUT1P
  14. RIN1N
  15. RIN1P
  16. ROUT2N
  17. ROUT2P
  18. RIN2N
  19. RIN2P
  20. BCLK
  21. LRCLK
  22. SDIN
  23. SDOUT
  24. MCLK
  25. GPIO1
  26. GPIO2
  27. GPIO3
  28. GPIO4
  29. RESET
  30. DVDD
  31. AGND
  32. DGND

Functional Features

  • Integrated audio codec with ADC and DAC
  • Programmable digital signal processing
  • Low power consumption for extended battery life
  • Flexible digital interfaces (I2C, SPI)
  • Built-in microphone bias voltage generation
  • Stereo line inputs and outputs
  • Headphone and speaker outputs

Advantages and Disadvantages

Advantages: - High-quality audio performance - Low power consumption - Small package size - Integrated digital signal processing

Disadvantages: - Limited number of GPIO pins - Requires external components for some functionalities

Working Principles

The WM8973CLGEFL/V operates by converting analog audio signals into digital format using the integrated ADC. The digital audio data is then processed and converted back to analog format by the DAC. The device also includes programmable digital signal processing features, allowing users to apply various audio effects and enhancements.

Detailed Application Field Plans

The WM8973CLGEFL/V is suitable for a wide range of audio applications, including but not limited to: - Mobile phones - Portable media players - Tablets - Digital audio recorders - Gaming devices - Automotive audio systems

Alternative Models

Here are some alternative models that offer similar functionality to the WM8973CLGEFL/V: - WM8960: Lower-cost option with slightly reduced specifications - WM8994: Higher-end option with additional features and higher audio performance - WM8731: Basic audio codec with fewer features and lower cost

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

In conclusion, the WM8973CLGEFL/V is a highly integrated audio codec designed for various audio applications. It offers high-quality audio performance, low power consumption, and flexible digital interfaces. With its small package size and integrated digital signal processing capabilities, it provides a convenient solution for audio processing and conversion needs.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van WM8973CLGEFL/V in technische oplossingen

  1. What is the typical application of WM8973CLGEFL/V?
    - The WM8973CLGEFL/V is commonly used in audio applications such as smartphones, tablets, and portable media players.

  2. What is the supply voltage range for WM8973CLGEFL/V?
    - The supply voltage range for WM8973CLGEFL/V is typically 2.7V to 3.6V.

  3. Can WM8973CLGEFL/V be used for noise cancellation applications?
    - Yes, WM8973CLGEFL/V can be utilized for noise cancellation applications due to its integrated digital signal processing features.

  4. Does WM8973CLGEFL/V support multiple audio input sources?
    - Yes, WM8973CLGEFL/V supports multiple audio input sources, making it suitable for applications requiring versatile audio connectivity.

  5. What are the key features of WM8973CLGEFL/V for audio processing?
    - WM8973CLGEFL/V features include stereo ADC, DAC, headphone amplifier, and programmable filters for audio processing.

  6. Is WM8973CLGEFL/V compatible with I2C interface for control and configuration?
    - Yes, WM8973CLGEFL/V is designed to be compatible with the I2C interface, allowing for easy control and configuration.

  7. Can WM8973CLGEFL/V be used in battery-powered devices?
    - Yes, WM8973CLGEFL/V is suitable for battery-powered devices due to its low power consumption and wide supply voltage range.

  8. What are the recommended external components for WM8973CLGEFL/V?
    - The recommended external components for WM8973CLGEFL/V include decoupling capacitors, resistors for gain control, and a crystal oscillator for clock input.

  9. Is WM8973CLGEFL/V suitable for high-fidelity audio playback?
    - Yes, WM8973CLGEFL/V is capable of delivering high-fidelity audio playback, making it suitable for premium audio applications.

  10. Can WM8973CLGEFL/V be used in automotive infotainment systems?
    - Yes, WM8973CLGEFL/V can be integrated into automotive infotainment systems to provide high-quality audio processing and playback capabilities.