AK4954A Datasheet - AKM

AK4954A 32bit Stereo CODEC

The AK4954A is a low power consumption 32-bit stereo CODEC with a microphone, a headphone and a speaker amplifiers. The input circuits include a microphone amplif ier and an ALC (Automatic Level Control) circuit, and the output circuits include a cap-less headphone amplifier and a speaker amplifier..

AK4954A Features

* 1. Recording Function

* Two Low Noise Microphone Power Supplies

* Stereo Single-ended input with three Selectors

* Low Noise Microphone Amplifier (+26dB/+20dB/+13dB/+6dB/0dB)

* Digital ALC (Automatic Level Control) (Setting Range: +36dB ∼

* 52.5dB, 0.375dB Step

AK4954A-AKM.pdf