STA335BW中文資料意法半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書

Description

The STA335BW is an integration of digital audio processing, digital amplifier control and

DDX? power-output stage to create a high-power single-chip DDX solution comprising

high-quality, high-efficiency and all digital amplification.

The STA335BW 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 8? at 18 V), (2 x 37 W into 8? at 24 V)

– 3 channels - left, right using binary and LFE using ternary PWM (2.1 mode) (2 x 9 W + 1x20W into 2x4?, 1 x 8 ?at 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

Automode? settings for:

– 15 preset crossover filters

– 2 preset anti-clipping modes

– Preset night-time listening mode

Individual channel and master soft and hard mute