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STA339BWTR

2.1-channel high-efficiency digital audio system

Operating RangeCommercial
Supply Voltage Min Volt5.0
Supply Voltage Max Volt26.0
Operating Temp Min Celsius0.0
Operating Temp Max Celsius70.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NamePowerSSO 36

The STA339BW is an integrated solution of digital audio processing, digital amplifier control, and FFX-power output stage, thereby creating a high-power single-chip FFX®solution comprising high-quality, high-efficiency, all digital amplification.STA339BW is based on FFX (fully flexible...
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Key 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 Ω 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 Ω, 1 x 8 Ω 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 * fSinput mode supported
  • Fully compatible with STA339BWS.
Out of Stock
Quantity $ per unit Savings
1-9$4.880%
10-99$4.1515%
100-249$3.6026%
250-499$3.4130%
500$3.0737%
Contact sales
$4.88
Operating RangeCommercial
Supply Voltage Min Volt5.0
Supply Voltage Max Volt26.0
Operating Temp Min Celsius0.0
Operating Temp Max Celsius70.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NamePowerSSO 36

The STA339BW is an integrated solution of digital audio processing, digital amplifier control, and FFX-power output stage, thereby creating a high-power single-chip FFX®solution comprising high-quality, high-efficiency, all digital amplification.STA339BW is based on FFX (fully flexible...
Read More

Key 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 Ω 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 Ω, 1 x 8 Ω 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 * fSinput mode supported
  • Fully compatible with STA339BWS.