特性 Features

CPU and Flexible IO
RISC-V 32bit High performance CPU with DSP instruction;?
Maximum 120MHz operating frequency;?
128k bytes SRAM;? 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 5.0 (QDID:115952);?
TX output power +6dBm in typical;?
RX Sensitivity with -90.5dBm @EDR;?
BLE supports the transmission rate of 1Mbps;?
BLE transmission power ranges from 7dBm to 12dBm;?
BLE Sensitivity with -88.3dBm in typical;


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;?
4 channel Analog MUX;?
One channel MIC amplifier input;?
High performance mono audio ADC with 90dB SNR;?
High performance audio DAC with 96dB SNR,with headphone amplifier output;


Package
QFN32;

Temperature

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

P
roduct Applications
帶屏多功能音箱；簡易版拉桿箱；聲霸