2.1-channel high-efficiency digital audio system
STA339BW
2.1-channel high-efficiency digital audio system
Datasheet - production data
PowerSSO-36 (slug down)
Feature...
Description
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 prese...
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