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 pullup and pull-down resistors 

Support GPIO wakeup or interrupt

Audio Interface

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

High performance mono ADC with 102dB SNR; 

One channel 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; 

Support High-Resolution(Hi-res) Audio wired standard; 

Support 24bit 96KHz audio;

Applications

Type-C Audio

Package

SSOP24;

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:
  • Flash: 4 Mbit
  • DC-DC: 支持
  • 内置充电: 支持
  • DAC: 立体声
  • ADC: 单声道