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瞬间提升音质的DSP音频处理器

发布日期:2019-09-11 11:48:11 【关闭】

  • ARM Cortex-M3, running @ 96MHz, with 128K byte SRAM  

  • Embedded LDO, with 3.3V output  

  • 12-bit SARADC

  • High speed UART  

  • Multiple PWM outputs  

  • Multiple GPIOs for various purposes  

  • Audio input and output

     Stereo 20-bit high quality Audio DAC, SNR 95dB  

    Stereo 16-bit high quality Sigma Delta ADC, SNR 90dB  

    Programmable preamp gain for input from line-in  

    Programmable ALC / Noise Gate  

  • Built-in headphone driver  

     >40mW output power into 16Ω / 3.3V  

    THD –80dB at 20mW, SNR 90dB with 16Ω load  

  • Tone generator  

  • 9 sample rates supported: 8kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48kHz

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