The WM8951LGEFL is a low-power, high-performance stereo codec from Cirrus Logic, optimized for portable audio applications. It combines ADCs, DACs, headphone drivers, and speaker drivers into a single chip, reducing board space and power consumption. This codec is designed to deliver high-quality audio performance while maximizing battery life in portable devices.

Applications:

• Smartphones
• Tablets
• Portable Media Players
• Gaming Consoles
• Digital Voice Recorders

Features:

• Stereo ADC and DAC with high signal-to-noise ratio (SNR)
• Integrated headphone driver with low THD+N
• Class D speaker driver with integrated charge pump
• Low power consumption
• Digital audio interface (I2S, PCM, TDM)
• Flexible clocking options
• Microphone bias
• I2C control interface
• Integrated digital signal processing (DSP)

Benefits:

• High-Quality Audio: The high-performance ADC and DAC ensure clear and accurate audio reproduction.
• Long Battery Life: Low power consumption extends the usage time of portable devices.
• Small Form Factor: Integration reduces the number of external components, resulting in a smaller board size.
• Reduced System Cost: Fewer external components lower the overall system cost.
• Design Flexibility: Flexible clocking and digital audio interface options simplify integration.
• Enhanced Audio Processing: Integrated DSP enables advanced audio effects and noise reduction.
• Excellent Headphone Performance: The headphone driver delivers high-quality audio to headphones.

The WM8951LGEFL operates from a single power supply and includes separate analog and digital power domains to minimize noise. It features a comprehensive set of programmable functions, allowing designers to customize the audio performance. The Class D speaker driver provides efficient amplification, reducing power consumption and heat. The device is available in a compact package, making it suitable for space-constrained applications. The integrated microphone bias enables direct connection of microphones, simplifying the audio input circuitry. The WM8951LGEFL offers a cost-effective solution for portable audio applications that require high performance, low power consumption, and small size.