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CPU and Flexible IO
High performance 32bit RISC-V processor Core with DSP instruction
RISC-V typical speed: 125MHz
Program memory: internal 2M bit flash
Internal 60KB RAM for data and program
Flexible GPIO pins with Programmable pull-up and pull-down resistors;
Support GPIO wakeup or interrupt;
Audio Interface
High performance stereo DAC with 95dB SNR;
High performance mono ADC with 90dB SNR;
Support flexible audio EQ adjust;
Support MIC amplifier input;
Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz;
Four channel Stereo Analog MUX;
Package
QFN32;
Temperature
Operating temperature: -40℃ to +85℃;
Storage temperature: -65℃ to +150℃;