Two ADCs, One DAC,
Low Power Codec with Audio DSPs
ADAU1788 Data Sheet
FEATURES GENERAL DESCRIPTION Programmable FastDSP audio processing engine
Up to 768 kHz sample rate
Biquad filters, limiters, volume controls, mixing
28-bit SigmaDSP audio processing core
Visually programmable using SigmaStudio
Up to 50 MIPS performance
Low latency, 24-bit ADCs and DAC
96 dB SNR (signal through PGA and ADC with
A-weighted filter)
105 dB combined SNR (signal through DAC and headphone
with A-weighted filter)
Serial port fSYNC frequency from 8 kHz to 768 kHz
5 μs group delay (fS = 768 kHz) analog in to analog out
2 single-ended analog inputs, configurable as microphone
or line inputs
4 digital microphone inputs
1 analog differential audio output, configurable as either
line output or headphone driver
PLL supporting any input clock rate from 30 kHz to 27 MHz
Full-duplex, 4-channel ASRCs …