Alc271x Datasheet [top] • No Sign-up

: Features integrated headphone amplifiers and supports microphone array inputs with noise reduction.

While you should always refer to the specific board schematic for your device, the ALC271X typically utilizes a . VCC/AVDD: Analog and digital power supplies. LINE-OUT: Analog output to speakers or headphones. MIC-IN: Input for internal or external microphones. alc271x datasheet

The ALC271X is a family of audio codec chips developed by Avance Logic, a company that was acquired by Realtek in 1998. Here's a brief overview of the ALC271X datasheet: LINE-OUT: Analog output to speakers or headphones

In HD Audio mode, this pin goes HIGH to turn on an external amplifier (usually a cheap Class-D amp for laptop speakers). In AC’97 mode, this pin is a GPIO. Here's a brief overview of the ALC271X datasheet:

The digital interface connecting the codec to the Southbridge or CPU. Applications The ALC271X is ubiquitous in the following devices: