优势和特点

  Qualified for automotive applications

  High performance SigmaDSP core enables low latency and audio applications

  Active Noise Cancellation (ANC)

  Echo-Canceller and Noise Reduction (ECNR)

  Surround sound algorithms

  Increased I/O and/or larger internal memory compared to ADAU1462/ADAU1463/ADAU1466 models

  Features SigmaStudio, a proprietary graphical Integrated Development Environment (IDE), for the development of custom signal flows

  Comprehensive Toolbox of pre-defined building blocks

  Faster design time with proven solutions

  Intuitive system design

  294.912 MHz, 32-bit SigmaDSP core at 1.2 V

  24 kWords of program memory

  80 kWords of parameter/data RAM

  6144 SIMD instructions per sample at 48 kHz

  1600 ms digital audio delay pool at 48 kHz

  Audio I/O and routing

  4 serial input ports, 4 serial output ports with assignable parallel data pins (up to 32 serial data pins total)

  48-channel, 32-bit digital I/O up to a sample rate of 192 kHz

  Flexible configuration of I2S, left and right justified, and up to 16-channel TDM formats on serial data pins

  8 stereo ASRCs from 1:8 up to 7.75:1 ratio and 139 dB dynamic range

  Stereo S/PDIF input and output at 192 kHz

  Four PDM microphone input channels

  Multichannel, byte addressable TDM serial ports

  Clock oscillator for generating master clock from crystal

  Integer PLL and flexible clock generators

  Integrated die temperature sensor

  I2C and SPI control interfaces (both slave and master)

  Standalone operation

  Self-boot from serial EEPROM

  8-channel, 10-bit SAR auxiliary control ADC

  26 multipurpose pins for digital controls and outputs

  On-chip regulator for generating 1.2 V from 1.8 V to 3.3 V supply

  88-lead, 12 mm × 12 mm LFCSP package with 6 mm exposed pad

  Temperature range: −40°C to +105°C

The ADAU1463/ADAU1467 evaluation board will be available beginning October 2017. Until then, the ADAU1452 evaluation board is recommended which is register compatible with the ADAU1463/ADAU1467 products.