CPU and Flexible IO

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

RISC-V typical speed: 140MHz 

Program memory: internal 4M bit flash 

Internal 320KB RAM for data and program 

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

Support GPIO wakeup or interrupt

Bluetooth Radio

Compliant with Bluetooth V5.4 + BR + EDR + BLE specification (QDID:207169); 

Maximum TX output power +10.5dBm; 

RX Sensitivity with -94.5dBm @2M EDR;

Support TWS communication with balance-efficiency Power consumption; 

Support TWS Master-slave switch;

Audio Interface

High performance mono DAC with 104dB SNR, support differential mode and VCMBUF mode; 

Two channels high performance ADC with 102dB SNR; 

Two channels MIC amplifier input; 

Support flexible audio EQ adjust; 

Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1, 48, 88.2,96, 176.4 and 192KHz;

Package

QFN20 3*3

Temperature

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







  • CPU: RISC-V + DSP扩展 (140MHz)
  • 封装: QFN20
  • 蓝牙协议: BT 5.4 双模 (QDID: 207169)
  • Flash: 4 Mbit
  • DC-DC: 支持
  • 内置充电: 支持
  • DAC: 单声道
  • ADC: 立体声