SMA1301中文资料Boosted Digital Speaker Amplifiers with Feedback Loop数据手册SiliconMitus规格书

描述 Description

This document contains the detailed specifications of the SMA1301 digital class-D audio amplifier with an integrated boost converter. From a single cell Li-Ion battery power supply, the boost converter converts boosted output voltage into full digital amplifier to make stable large sound pressure levels. 

特性 Features

• High Efficiency Boost Converter
• Class-G Control by Digital Feed-forward Processing
• High Performance Digital Speaker Amplifier
• High Audio Performance: SNR 104 dB, THD+N 0.008 %
• I2C Address Selection Input for Stereo Applications
• Digital Signal Processing for Sound Tuning
• Five Band 32-bit Parametric Equalizers for Speaker Sound Tuning
• Digital Audio Feedback Signal for Echo Cancelation
• Overcurrent Protection
• Over Current Limit for Boost Converter
• Others
• System Clock Source Selection Control
• Internal Fractional-N PLL

应用 Application

Mobile Phones, Tablets, Wireless Mobile Speakers