Datasheet Analog Devices ADAU1777 — 数据表

Four-ADC, Two-DAC, Low Power Codec
with Audio Processor
ADAU1777 Data Sheet
FEATURES APPLICATIONS Programmable audio processing engine
Fast (up to 768 kHz) and slow processing paths
Biquad filters, limiters, volume controls, and mixing
Low latency, 24-bit ADCs and DACs
102 dB SNR (through PGA and ADC with A weighted filter)
108 dB combined SNR (through DAC and headphone with
A weighted filter)
Serial port sampling rate from 8 kHz to 192 kHz
5 μs analog-to-analog latency
4 single-ended analog inputs, configurable as microphone
or line inputs
Dual stereo digital microphone inputs
Stereo analog audio output, single-ended or differential,
configurable as either line output or headphone driver
PLL supporting any input clock rate from 8 MHz to 27 MHz
Full duplex, asynchronous sample rate converters (ASRCs)
Power supplies
Analog and digital input/output of 1.8 V to 3.3 V
Digital signal processing (DSP) core of 1.1 V to 1.8 V
Low power …