PSM702 is high-performance audio digital signal processor for mobile applications.

The processor combines state-of-art digital signal processing for mobile and handheld devices with high-quality/high-efficiency full-digital audio amplifier. The embedded high-performance stereo full-digital amplifier for loudspeakers has 1.6W + 1.6W maximum power rating.

The efficiency is more than 90% in a typical operating condition. The stereo headphones driver can deliver 56mW + 56mW power output.

Built-in audio-signal processing features include high-quality sample rate conversion of non-integer multiples for variety of PCM sources, volume and mute control with click-noise-reduction and a four-band full parametric equalizer. The PSM702 has two pairs of digital serial audio interfaces, and supports most of industry audio data formats, sampling rates and bit resolutions.