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STA339BW

STMicroelectronics
Part Number STA339BW
Manufacturer STMicroelectronics
Description 2.1-channel high-efficiency digital audio system
Published Aug 7, 2013
Detailed Description STA339BW 2.1-channel high-efficiency digital audio system Datasheet - production data PowerSSO-36 (slug down) Feature...
Datasheet PDF File STA339BW PDF File

STA339BW
STA339BW

Overview
STA339BW 2.
1-channel high-efficiency digital audio system Datasheet - production data PowerSSO-36 (slug down) Features  Wide voltage supply range – 5 V to 26 V (operating range) – 30 V (absolute maximum rating)  3 power output configurations – 2 channels of ternary PWM (stereo mode) (2 x 20 W into 8  at 18 V) – 3 channels - left, right using binary and LFE using ternary PWM (2.
1 mode) (2 x 9 W + 1 x 20 W into 2 x 4, 1 x 8  at 18 V) – 2 channels of ternary PWM (2 x 20 W) + stereo lineout ternary  2.
1 channels of 24-bit FFX® 100 dB SNR and dynamic range  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  Two independent DRC configurable as a dual-band anti-clipper (B2DRC) or as independent limiters/compressors  EQ-DRC for DRC based on filtered signals  Dedicated LFE processing for bass boosting with 0.
5 dB/step resolution  Audio presets: – 15 preset crossover filters – 5 preset anti-clipping modes – Preset night-time listening mode  Individual channel and master soft/hard mute  Independent channel volume and DSP bypass  Automatic zero-detect mute  Automatic invalid input-detect mute  2-channel I2S input data interface  Input and output channel mapping  Up to 8 user-programmable biquads per channel with 28-bit resolution  3 coefficient 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  Selectable high- or low-bandwidth noise-shaping topologies  Variable max power correction for lower full-power THD  Selectable clock input ratio  96 kHz internal processing sample rate, 24 to 28-bit precision  Thermal overload and short-circuit protection embedded  Video apps: 576 ...


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