DataSheet Download

AB5702B DataSheet.pdf

CPU and Flexible IO

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

RISC-V typical speed: 140MHz 

Program memory: internal 8M bit flash 

Internal 320KB RAM for data and program 

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

Support GPIO wakeup or interrupt

Bluetooth Radio

Compliant with Bluetooth V5.4 + BR + EDR + BLE specification （QDID：207169）; 

Maximum TX output power +10.5dBm; 

RX Sensitivity with -94.5dBm @2M EDR;

Audio Interface

High performance stereo DAC with 104dB SNR, support differential mode and VCMBUF mode; 

5 channels high performance ADC with 102dB SNR; 

3 channels MIC amplifier input; 

Support flexible audio EQ adjust; 

Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1, 48, 88.2,96, 176.4 and 192KHz; 

Two channels stereo Analog MUX;

Package

QFN32 4*4

Temperature

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