• Part: STA369BW
  • Description: 2.1-channel high-efficiency digital audio system
  • Manufacturer: STMicroelectronics
  • Size: 1.34 MB
Download STA369BW Datasheet PDF
STMicroelectronics
STA369BW
STA369BW is 2.1-channel high-efficiency digital audio system manufactured by STMicroelectronics.
Features - Wide-range supply voltage - 5 V to 26 V (operating range) - 30 V (absolute maximum rating) - Four power output configurations - 2 channels of ternary PWM (stereo mode) (2 x 30 W into 8  at 22 V) - 3 channels - left, right using binary and LFE using ternary PWM (2.1 mode) (2 x 15 W + 1 x 30 W into 2 x 4, 1 x 8  at 22 V) - 2 channels of ternary PWM (2 x 30 W) + stereo lineout ternary) - FFX®100 d B SNR and dynamic range - Selectable 32 to 192 k Hz input sampling rates - I2C control with selectable device address - Digital gain/attenuation +42 d B to -80 d B with 0.125 d B/step resolution - Soft-volume update with programmable ratio - Individual channel and master gain/attenuation - Two independent DRCs configurable as a dual-band anti-clipper (B2DRC) or independent limiters/pressors - EQ-DRC for DRC based on filtered signals - Dedicated LFE processing for bass boosting with 0.125 d B/step resolution - Audio presets: - 15 preset crossover filters - 5 preset anti-clipping modes - Preset nighttime listening mode - Individual channel and master soft/hard mute - Independent channel volume and DSP bypass - Automatic zero-detect mute - Automatic invalid input-detect mute - I2S input data interface - Input and output channel mapping - Up to 8 user-programmable biquads per channel - 3 coefficient banks for EQ presets storing with fast recall via I2C interface - Extended coefficient dynamic up to -4..4 for easy implementation of high shelf filters - 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 - Selectable clock input ratio - 96 k Hz internal processing sampling rate with quantization error noise shaping for very low cutoff frequency filters - Thermal overload and short-circuit protection embedded - Video apps: 576 x Fs input mode...