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STA3398 Datasheet(PDF) 1 Page - STMicroelectronics |
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STA3398 Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 77 page  August 2010 Doc ID 15251 Rev 5 1/77 77 STA339BW 2.1-channel high-efficiency digital audio system 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 + 1x20 W into 2x4 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 * fS input mode supported Fully compatible with STA339BWS. PowerSSO-36 (slug down) Table 1. Device summary Order code Package Packaging STA339BW PowerSSO-36 slug down Tube STA339BWTR PowerSSO-36 slug down Tape and reel www.st.com |
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