Introduction：
1 ➢The MAC array system uses industry high performance DSP audio application processor,Ultra-lowpower consumption, high performance 32-bit RISC core,The highest frequency 240MHz,Instruction, integrated FPU floating point algorithm.
2 ➢ Audio ADC 4 channel Digital microphone, Supports 4 channels of high quality digital microphone.
3 ➢support 2 channel Line output and input Audio-DAC,SNR≥105dB.
4 ➢Audio performance; Maximum bit width:16 Bits, sampling rate support: 8kHz-48K /(11.0125kHz /12kHz / 16kHz / 22.025kHz / 24kHz / 32kHz / 44.1kHz / 48kHz)。
5 ➢Uplink and downlink signal noise reduction.
6 ➢Highly integrated mixed-signal chip,Includes on-chip ROM code and RAM voice processingfunction.
7 ➢On-chip DSP Includes hardware calculus accelerator.
8 ➢LINE-IN and LINE-OUT digital signals using digital interfaces (PCM or I2S).
9 ➢ USB 2.0 Standard protocol transmission,Six endpoints are supported,Built-in PHY protocol fordata transmission, can synchronously collect and transmit 4-channel digital audio   signals.