特性 Features

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 and BLE specification (QDID: 166851);?
TX output power +10dBm 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;

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