Description

The STA335BWQS is an integration of digital audio processing, digital amplifier control, DDX®

power-output stage and QSound QHD® technology to create a high-power single-chip DDX solution comprising high-quality, high-efficiency and all digital amplification.

The STA335BWQS is part of the Sound Terminal™family that provides full digital audio streaming to the speaker offering cost effectiveness, low energy dissipation and sound enrichment.

Features

Wide supply voltage range (4.5 V to 24 V)

3 power output configurations

   – 2 channels of ternary PWM (stereo mode) (2 x 20 W into 8Ω at 18 V), (2 x 37 W into 8Ω at 24 V)

   – 3 channels - left, right using binary and LFE using ternary PWM (2.1 mode) (2 x 9 W + 1x20W into 2x4Ω, 1 x 8 Ωat 18 V)

   – 2 channels of ternary PWM (2 x 20 W) + stereo line-out ternary 2.1 channels of 24-bit DDX®

100-dB SNR and dynamic range

Selectable 32 kHz to 192 kHz input sample rates

I2C control with selectable device address

Digital gain/attenuation +48 dB to -80 dB in 0.5-dB steps

Soft volume update

Individual channel and master gain/attenuation

Dual independent limiters/compressors

Dynamic range compression or anti-clipping

modes