AKM AK4753EN 2-in,4-out CODEC with DSP Functions

AKM

AK4753EN

AK4753EN date sheet

Product category

2-in,4-out CODEC with DSP Functions

Application

output audio CODEC with integrated digital signal processing

Description

Digital audio input interface

− Data format: MSB-first, two’s complement

− 16, 20, or 24-bits, I2S, MSB justified, LSB justified, or DSP mode

− Audio sampling rates: 8kHz to 48kHz

† Analog audio input

− Single-ended input stereo 24-bit audio ADC

− S/N: 96dB S/(N+D): 85dB

− Digital high-pass filter for DC-offset correction

† Analog audio output

− Four-channel 24-bit audio DAC

− Single-ended or differential output

− S/N: 103dB S/(N+D): 88dB

† 8-bit SAR ADC with two input selector

† Digital mixer for balancing inputs

† Digital signal processing block: DSP1, DSP2 independently

− Configurable ALC / limiter function

− Volume control: 0dB to -127dB, 0.5dB steps, mute

− Pre-gain setting: 0dB, +6dB, +12dB, +18dB

− Post-gain setting: 0dB, +3.5dB, +6dB, +8dB

− Five programmable biquads for EQ

− 4th-order high-pass filter or low-pass filter

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