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CPU and Flexible IO
High performance 32bit RISC-V processor Core with DSP instruction
RISC-V typical speed: 120MHz
Program memory: internal 2Kbit EEPROM
Flexible GPIO pins with Programmable pull-up and pull-down resistors;
Support GPIO wakeup or interrupt;
Bluetooth Radio
Compliant to Bluetooth 6.0 (QDID: Q342943)
TX maximum output power +10dBm
RX Sensitivity with -91 @ Basic Rate
RX Sensitivity with -94 @ 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 95dB SNR @Single-end mode;
High performance mono audio DAC with 107dB SNR, support single-ended ， differential and VCMBUF mode;
Package
QFN20 3*3;
Temperature
Operating temperature: -40℃ to +85℃;
Storage temperature: -65℃ to +150℃;
- CPU： RISC-V + DSP擴展 (120MHz)
- 封裝： QFN20
- 藍牙協議： BT 6.0（QDID: Q342943）
- Flash： 無
- 內置充電： 支持
- DAC： 單聲道
- ADC： 單聲道