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 30W into 2 x 4, 1 x 8  at 22 V)
– 2 channels of ternary PWM (2 x 30 W) +
stereo lineout ternary)
 FFX® 100 dB SNR and dynamic range
 Selectable 32 to 192 kHz input sampling rates
 I2C control with selectable device address
 Digital gain/attenuation +42 dB to -80 dB with
0.125 dB/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/compressors
 EQ-DRC for DRC based on filtered signals
 Dedicated LFE processing for bass boosting
with 0.125 dB/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 kHz 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 supported
 Fully compatible with STA339BW,
STA369BWS and STA350BW