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      CPU and Flexible IO
      32bit High performance CPU with DSP instruction;
      Program memory: internal 4M bit flash;
      Flexible GPIO pins with Programmable pull-up and pull-down resistors;
      Support GPIO wakeup or interrupt;

      Bluetooth Radio
      Compliant to Bluetooth 5.3 ;
      TX output power +2dBm in typical;
      RX Sensitivity with -90.5dBm @Basic Rate;

      Audio Interface
      Audio codec with 16bit stereo DAC and two channel 16bit ADC;
      Support flexible audio EQ adjust;
      Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz;
      4 channel Stereo Analog MUX;
      Onechannel MIC amplifier input;
      High performance Stereo audio ADC with 90dB SNR;
      High performance Stereo audio DAC with 95dB SNR, with headphone amplifier output;


      Operating temperature: -40℃ to +85℃;
      Storage temperature: -65℃ to +150℃;

      Product Applications



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      • CPU: RISC-V + DSP擴展 (125MHz)
      • 封裝: QFN32
      • 藍牙協議: BT 5.3 雙模 (QDID: 194248)
      • Flash: 4 Mbit
      • DC-DC: 不支持
      • 內置充電: 支持
      • DAC: 立體聲
      • ADC: 立體聲
      • 模塊: USB,SD,FM,AUX,MIC