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 * fS input mode supported
 Fully compatible with STA339BWS.