CPU and Flexible IO

High performance 32bit RISC-V processor Core with DSP instruction 

RISC-V typical speed: 125MHz 

Program memory: internal 4M bit flash 

Internal 256KB RAM for data and program 

Flexible GPIO pins with Programmable pull-up and pull-down resistors 

Support GPIO wakeup or interrupt

Bluetooth Radio

Compliant to Bluetooth 5.3 and BLE specification (QDID: 193597); 

TX output power MAX +9dBm; 

RX Sensitivity with -94dBm @2M EDR; 

Support TWS communication with balanceefficiency Power consumption; 

Support TWS Master-slave switch;

Audio Interface

High performance mono DAC with 98.8dB SNR, support single end mode or differential mode; 

High performance stereo ADC with 90dB SNR; 

One channel MIC amplifier input; 

Support flexible audio EQ adjust; 

Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz; 

Four channels Stereo Analog MUX;




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

  • CPU: RISC-V + DSP扩展 (125MHz)
  • 封装: QFN20
  • 蓝牙协议: BT 5.3 双模 (QDID: 193597)
  • Flash: 4 Mbit
  • DC-DC: 支持
  • 内置充电: 支持
  • DAC: 单声道
  • ADC: 立体声