sta335bwsqs13tr STMicroelectronics, sta335bwsqs13tr Datasheet
sta335bwsqs13tr
Manufacturer Part Number
sta335bwsqs13tr
Description
2.1-channel, High-efficiency Digital Audio System With Qsound Qhd
Manufacturer
STMicroelectronics
Datasheet
1.STA335BWSQS13TR.pdf
(70 pages)
Features
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Table 1.
March 2009
STA335BWSQS
STA335BWSQS13TR
Wide supply voltage range
– 4.5 V to 21.5 V operation
– 23-V absolute maximum rating
3 power output configurations
– 2 channels of ternary PWM (stereo mode)
– 3 channels - left, right using binary and LFE
– 2 channels of ternary PWM (2 x 20 W) +
2.1 channels of 24-bit DDX
100-dB SNR and dynamic range
Selectable 32 kHz to 192 kHz input sample
rates
I
Digital gain/attenuation +48 dB to -80 dB in
0.5-dB steps
Soft volume update
Individual channel and master gain/attenuation
Dual independent limiters/compressors
Dynamic range compression or anti-clipping
modes
AutoModes
– 15 preset crossover filters
– 5 preset anti-clipping modes
– Preset night-time listening mode
Individual channel and master soft and hard
mute
Independent channel volume and DSP bypass
2
C control with selectable device address
(2 x 20 W into 8 Ω at 18 V)
using ternary PWM (2.1 mode) (2 x 9 W +
1 x 20 W into 2 x 4 Ω, 1 x 8 Ω at 18 V)
stereo line out ternary
Order code
Device summary
2.1-channel, high-efficiency digital audio system
®
PowerSSO-36 slug down
PowerSSO-36 slug down
Package
Rev 1
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Automatic zero-detect mute
Automatic invalid input detect mute
2-channel I
Input and output channel mapping
4 x 28-bit user programmable biquads (EQ) per
channel
Up to 3 different EQ coefficients settings can
be stored and selected using I
DC blocking selectable high-pass filter
Selectable de-emphasis
Sub channel mix into left and right channels
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
Thermal overload and short-circuit protection
Video application supports 576 * f
QSound QHD
– Field proven stereo soundfield
– Provides improved audio image width,
– Synthesizes a 3-D stereo soundfield
PowerSSO-36 slug down package.
enhancement technology
separation and depth for stereo signals
2
S input data interface
Tube
Tape and reel
®
STA335BWSQS
with QSound QHD
Packaging
2
PowerSSO-36
C interface
slug down
S
input mode
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®
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