ST用于小型和微型音响系统的产品涵盖整个信号通道，从音频源接口或射频源接口到音响扬声器的输出驱动阶段。

• Multifunction switching regulators
• Voltage Regulator Low Drop
• Voltage Regulator Standard Positive

• Class AB power amplifiers
• Class D power amplifiers

• Analog Audio processors
• AC3 Decoders
• MP3 Decoders

• Interface ICs ASI

• ST7 - 8bit MCUs

• Audio Codecs

• Touch Key Controller