CPU and Flexible IO

32bit High performance CPU with DSP instruction

Program memory: internal 2K-BIT OTP 

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 +8dBm in MAX; 

RX Sensitivity with -93dBm @EDR;

Audio Interface

Audio codec with 16bit mono DAC and 16bit mono ADC; 

Support flexible audio EQ adjust; 

Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz;  Mono MIC amplifier input; 

High performance mono audio ADC with 91dB SNR; 

High performance mono audio DAC with 97dB SNR, with headphone amplifier output;

Package

QFN20 3.00x3.00x0.75 e=0.40;

Temperature

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


  • CPU: RISC-V + DSP扩展 (80MHz)
  • 封装: QFN20
  • 蓝牙协议: BT 5.3 (QDID:194248)
  • Flash:
  • DC-DC: 不支持
  • 内置充电: 不支持
  • DAC: 单声道
  • ADC: 单声道
  • 模块: MIC