STMICROELECTRONICS A22H165MJ 音频功率放大器, G, 2通道, 2.3V 至 4.8V, 倒装片, 16 引脚
If your output sound needs to be improved, this class D amplifier from STMicroelectronics will do the trick. It has a differential input signal and a single output signal. It has a minimum load resistance of 15 Ohm and a maximum of 32 Ohm. It has a 2-channel stereo output. This audio amplifier has a temperature range of -40 °C to 85 °C. This device uses a single power supply. Its typical PSRR is 100 dB.