The ADAU1772 is a low-power four ADC and two DAC codec with audio processor. The device has a 192kHz processing path, supports Biquad filters, limiters, volume controls and mixing. It also features 24-bit ADCs and DACs, 102dB SNR and 38μs analog-to-analog latency.
The ADAU1772 is a low-power audio codec featuring four analog-to-digital converters (ADCs) and two digital-to-analog converters (DACs), integrated with a programmable audio processing engine. It supports a 192 kHz processing path and includes features such as biquad filters, limiters, and volume controls to optimize performance for noise cancelling headsets and handsets. The device offers low latency and high signal-to-noise ratios, making it suitable for Bluetooth ANC applications and personal navigation devices.
| ADC/DAC Sample Rates | 8 kHz to 192 kHz |
|---|---|
| Analog-to-Analog Latency | 38 us |
| Analog Inputs | 4 single-ended |
| Digital Microphone Inputs | Dual stereo |
| Analog Outputs | Stereo |
| Power Supply Range | 1.8 V to 3.3 V |
| DSP Core Voltage | 1.1V to 1.8V |
| Typical Power Consumption | 15 mW |
The typical power consumption for a noise cancelling solution is 15 mW.
The serial port supports sample rates ranging from 8 kHz to 192 kHz.
The device has an analog-to-analog latency of 38 microseconds.