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BT8918C DataSheet.pdf

CPU and Flexible IO

High performance 32bit RISC-V processor Core with DSP instruction 

RISC-V typical speed: 125MHz 

Program memory: internal 32M bit flash 

Internal 256KB RAM for data and program 

Flexible GPIO pins with Programmable pull-up and pull-down resistors 

Support GPIO wakeup or interrupt 

1024*3 Byte One Time Programmable(OTP) 

128bit unique ID for each device 

Advanced Encryption Standard(AES-128)

Bluetooth Radio

Compliant to Bluetooth 5.4 and BLE specification (QDID: 207169); 

TX output power MAX +9dBm; 

RX Sensitivity with -94dBm @2M EDR; 

Audio Interface

High performance stereo DAC with 98dB SNR, support single end mode or differential mode; 

One channel high performance ADC with 90dB SNR; 

One channel MIC amplifier input; 

Support flexible audio EQ adjust; 

Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz; 

Four channel Stereo Analog MUX;

Package

QFN40;

Temperature

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