The Realtek ALC5651-CG is an Audio Interface IC with a QFN-40-EP(5x5) form factor and is RoHS compliant. This device provides high-performance audio solutions by integrating stereo Class D amplifier, digital audio ADC/DAC, earphone amplifiers, charge pump, and various other functions. It is suitable for multi-function application, portable multimedia devices, audio systems, and home theater systems. The ALC5651-CG is provided in a very small QFN package for maximum application flexibility and is compliant with windows-based and Linux-based applications.