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STA335BWSQS Datasheet(PDF) 1 Page - STMicroelectronics |
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STA335BWSQS Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 70 page  March 2009 Rev 1 1/70 1 STA335BWSQS 2.1-channel, high-efficiency digital audio system with QSound QHD® Features ! 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) (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 + 1x20 W into 2x4 Ω, 1 x 8 Ω at 18 V) – 2 channels of ternary PWM (2 x 20 W) + stereo line out ternary ! 2.1 channels of 24-bit DDX® ! 100-dB SNR and dynamic range ! Selectable 32 kHz to 192 kHz input sample rates ! I2C control with selectable device address ! 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 ! Automatic zero-detect mute ! Automatic invalid input detect mute ! 2-channel I2S input data interface ! 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 I2C interface ! 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 * fS input mode ! QSound QHD® – Field proven stereo soundfield enhancement technology – Provides improved audio image width, separation and depth for stereo signals – Synthesizes a 3-D stereo soundfield ! PowerSSO-36 slug down package. PowerSSO-36 slug down Table 1. Device summary Order code Package Packaging STA335BWSQS PowerSSO-36 slug down Tube STA335BWSQS13TR PowerSSO-36 slug down Tape and reel www.st.com This datasheet has been downloaded from http://www.digchip.com at this page |
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