DataSheet Download
CPU and Flexible IO
High performance 32bit RISC-V processor Core with DSP instruction;
140MHz operating frequency;
Internal 64KB RAM for data and program; 8K cache;
Internal 2M bit Flash;
Flexible GPIO pins with Programmable pull-up and pull-down resistors；
Support GPIO wakeup or interrupt；
Bluetooth Radio
Bluetooth 5.4 BLE specification, Support LE 1M/2M (QDID: Q375910)
BLE output power ranges from -20dBm to +10dBm; RX Sensitivity with -95dBm @1M BLE;
Audio Interface
High performance mono audio DAC, support single-ended and differential mode;
MIC amplifier x1; High performance mono audio ADC;
Applications
Electronic Shelf/Shipping Label
BLE Screen-Equipped Charging Case
Dual Find My Tag (Google & Apple)
