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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 5.4 and BLE specification (QDID: 215269);

TX output power MAX +8dBm;
RX Sensitivity with -92dBm @2M EDR;

Audio Interface

High performance stereo DAC with 98dB SNR, with headphone amplifier output;
Three channel high performance ADC with 92dB SNR;
Three channel MIC amplifier input, support single end mode or differential mode;
Support flexible audio EQ adjust;
Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz;
Mono MIC amplifier input;

Package

QFN20 3.00x3.00x0.75 e=0.40;

Temperature

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

Product

联想真无线蓝牙耳机TC03 网易云音乐氧气真无线耳机MINI版 传音 TECNO Buds 2 真无线蓝牙耳机