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 5.2 ; 

TX output power +8dBm in MAX; 

RX Sensitivity with -93dBm @EDR;

Audio Interface

High performance stereo DAC with 98dB SNR, support single end mode or differential mode; 

One channel high performance 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 channel Stereo Analog MUX;

Package

QFN24;

Temperature

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


  • CPU: RISC-V + DSP扩展 (125MHz)
  • 封装: QFN24
  • 蓝牙协议: BT 5.2 双模 (QDID: 166851)
  • Flash: 4 Mbit
  • DC-DC: 支持
  • 内置充电: 支持
  • DAC: 立体声
  • ADC: 单声道