The WM8510GEDS is a high-performance, low-power stereo codec designed by Wolfson Microelectronics (now Cirrus Logic). This codec is optimized for portable audio applications, providing high-fidelity audio playback and recording capabilities while minimizing power consumption. It integrates a stereo DAC, stereo ADC, microphone amplifier, and headphone amplifier, making it a comprehensive audio solution for a wide range of devices.
Applications:
- Portable media players (PMPs).
- Mobile phones.
- Digital voice recorders.
- Personal navigation devices (PNDs).
- USB audio interfaces.
Features:
- High-performance stereo DAC with up to 24-bit resolution and 98dB SNR.
- High-performance stereo ADC with up to 24-bit resolution and 94dB SNR.
- Integrated headphone amplifier with output power up to 40mW.
- Integrated microphone amplifier with adjustable gain.
- Low power consumption.
- Flexible digital audio interface (DAI).
- I2C control interface.
- Available in a small QFN package.
Benefits:
- High-fidelity audio playback and recording.
- Extended battery life in portable devices.
- Simplified system design.
- Reduced component count and board space.
- Flexible connectivity options.
- Easy to control and configure.
Additional Details:
The WM8510GEDS codec supports various audio formats, including PCM, I2S, and TDM. The integrated headphone amplifier is capable of driving a wide range of headphones with excellent audio quality. The microphone amplifier provides adjustable gain, allowing it to be used with different types of microphones. The flexible digital audio interface (DAI) allows the codec to be connected to various audio processors and other digital devices. The I2C control interface provides easy access to the codec's internal registers, allowing for precise control over its operation. The device typically operates from a single 3.3V supply.
Specific parameters to consider include the THD+N (Total Harmonic Distortion + Noise) which is very low, contributing to its high-fidelity audio performance. The device also features pop and click suppression circuitry to minimize unwanted noises during power-up and power-down sequences. Overall, its combination of high performance, low power consumption, and flexibility makes it well-suited for various portable audio applications.
