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...