STA333BW_11中文資料意法半導體數(shù)據(jù)手冊PDF規(guī)格書

Features

? Wide-range supply voltage, 4.5 V to 21.5 V

? Three power output configurations:

– 2 channels of ternary PWM

(2 x 20 W into 8 ? at 18 V) + PWM output

– 2 channels of ternary PWM

(2 x 20 W into 8 ? at 18 V) + ternary stereo

line-out

– 2.1 channels of binary PWM (left, right,

LFE) (2 x 9 W into 4 ? +1 x 20 W into 8 ?

at 18 V)

? FFX with 100-dB SNR and dynamic range

? Scalable FFX modulation index

? Selectable 32- to 192-kHz input sample rates

? I2C control with selectable device address

? Digital gain/attenuation +48 dB to -80 dB with 0.5-dB/step resolution

? Soft volume update with programmable ratio

? Individual channel and master gain/attenuation

? Dynamic range compression (DRC) or anticlipping mode

? Audio presets:

– 15 preset crossover filters

– 5 preset anticlipping modes

– Preset night-time listening mode

? Individual channel soft/hard mute

? Independent channel volume and DSP bypass

? I2S input data interface

? Input and output channel mapping

? Automatic invalid input-detect mute

? Up to 5 user-programmable biquads/channel

? Three coefficients banks for EQ presets storing with fast recall via I2C interface

? Bass/treble tones and de-emphasis control

? Selectable high-pass filter for DC blocking

? Advanced AM interference frequency switching and noise suppression modes

? Sub channel mix into left and right channels

? Selectable high- or low-bandwidth noise-shaping topologies

? Selectable clock input ratio

? 96-kHz internal processing sample rate

? Thermal overload and short-circuit protection technology

? Video apps: 576 x fS input mode supported

? Pin and SW compatible with STA335BW, STA339BW, STA339BWS, STA559BW and STA559BWS