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DataSheet Download

AB176M DataSheet.pdf

CPU and Flexible IO

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

Typical 128MHz operating frequency 

Internal 28KB RAM for data and program 

Program memory: SiP 1Mbit flash 

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

Support GPIO wakeup or interrupt

Audio Interface

MIC amplifier x1 

High performance 16bits/24bits Sigma-Delta ADC x1: 

-SNR: 97dB 

-Sample rate: 8KHz /12KHz /16KHz /24KHz /32KHz /48KHz /96KHz 

High performance 16bits/24bits Sigma-Delta DAC x2: 

-SNR @Single mode: 98dB 

-SNR @VCMBUF mode: 100dB 

-Sample rate: 4KHz /6KHz /8KHz /11.025KHz /12KHz /16KHz /22.05KHz /24KHz /32KHz /38KHz /44.1KHz /48KHz /64KHz /76KHz /88.2KHz /96KHz 

Audio DAC support single-ended and VCMBUF mode

Support flexible audio EQ adjust 

Support analog line-in 

Supports insertion and removal detection for 4-segment headphones, 3-segment headphones

Package

QFN20;

Temperature

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