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STA333BW Datasheet(PDF) 1 Page - STMicroelectronics |
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STA333BW Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 64 page  Preliminary Data This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice. July 2007 Rev 2 1/64 1 STA333BW 2.1-channel high-efficiency digital audio system Features ! Wide supply voltage range (4.5 to 20 V) ! 3 power output configurations – 2 channels of ternary PWM (stereo mode) (2 x 20 W @ 8 Ω, 18 V). – 3 channels - left, right using binary and LFE using ternary PWM (2.1 mode) (2 x 9 W + 1x20 W @ 2x4 Ω, 1 x 8 Ω, 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 ! AutomodesTM – 15 preset crossover filters – 2 preset anti-clipping modes – Preset nighttime 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 ! Bass/treble tone control ! 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 ! Selectable clock input ratio ! 96 kHz internal processing sample rate, 24 to 28-bit precision ! Thermal overload and short-circuit protection embedded ! Video application supports 576 x fs input mode ! PSSO-36 slug down package, RoHS. PowerSSO36 slug down Table 1. Device summary Order codes Package Packing STA333BW PowerSSO36 slug down Tube STA333BW13TR PowerSSO36 slug down Tape and reel www.st.com |
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