ADAU1761 评估板

enly

ADAU1761是一款低功耗，集成数字音频处理的立体声音频编解码器，支持立体声48 kHz的录音和回放，在14mW，采用1.8 V模拟电源。立体声音频ADC和DAC支持的采样率从8千赫到96千赫和数字音量控制。Feature

       

• SigmaDSP 28-/56-bit, 50 MIPS digital audio processor       
  
• Fully programmable with SigmaStudio graphical tool       
  
• 24-bit stereo audio ADC and DAC: >98 dB SNR       
  
• Sampling rates from 8 kHz to 96 kHz       
  
• Low power: 7 mW record, 7 mW playback, 48 kHz at 1.8 V       
  
• 6 analog input pins, configurable for single-ended or differential inputs       
  
• Flexible analog input/output mixers       
  
• Stereo digital microphone input       
  
• Analog outputs: 2 differential stereo, 2 single-ended stereo, 1 mono headphone output driver       
  
• PLL supporting input clocks from 8 MHz to 27 MHz       
  
• Analog automatic level control (ALC)       
  
• Microphone bias reference voltage       
  
• Analog and digital I/O: 1.8 V to 3.65 V       
  
• I 2C and SPI control interfaces       
  
• Digital audio serial data I/O: stereo and time-division multiplexing (TDM) modes       
  
• Software-controllable clickless mute       
  
• Software power-down       
  
• GPIO pins for digital controls and outputs       
  
• 32-lead, 5 mm × 5 mm LFCSP       
  
• −40°C to +85°C operating temperature range