AK4691 - 4ch ADC + 2ch DAC
The AK4691 is a 16bit, 4ch ADC and 2ch DAC with Microphone-Amplifier, Headphone-Amplifier, and Speaker-Amplifier.
The recording block corresponds to supports 4-channel inputs, and also has 3-input selector for Internal/External MIC and LINE, output power for Microphone, Pre-Amp, and ALC (Automatic L
AK4691 Features
* 1. Recording Function
* 4-channel Single-ended Pre-Amp (Pre-Amp Gain: 0dB, +18dB, +20dB, +24dB or +28dB)
* 2-channel Line Input
* 3-input Selector (Internal MIC, External MIC or LINE)
* 4-channel Digital ALC (Automatic Level Control)
* ADC Performance: S/(N+D)