DataSheet Download
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 5.4(QDID: 215269);
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℃;
Product Applications
带屏多功能音箱;简易版拉杆箱;声霸