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STA380BW Datasheet(PDF) 1 Page - STMicroelectronics |
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STA380BW Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 162 page  This is information on a product in full production. April 2013 DocID024543 Rev 1 1/162 162 STA380BW Sound Terminal® 2.1-channel high-efficiency digital audio system Datasheet - production data Features Wide-range supply voltage – 4.5 V to 26 V (operating range) – 30 V (absolute maximum rating) I2C control with selectable device address Embedded full IC protection – Manufacturing short-circuit protection (out vs. gnd, out vs. vcc, out vs. out) – Thermal protection – Overcurrent protection – Undervoltage protection I2S interface, sampling rate 32 kHz ~ 192 kHz, with internal sampling frequency converter for fixed processing frequency Three output power stage configurations – 2.0 mode, L/R full bridges – 2.1 mode, L/R two half-bridges, subwoofer full bridge – 2.1 mode, L/R full bridges, PWM output for external subwoofer amplifier Driving load capabilities – 2 x 20 W into 8 ternary modulation – 2 x 9 W into 4 + 1 x 20 W into 8 FFXTM 100 dB dynamic range Fixed output PWM frequency at any input sampling frequency Embedded RMS meter for measuring real-time loudness New fully programmable noise-gating function Up to 12 user-programmable biquads with noise-shaping technology Direct access to coefficients through I2C shadowing mechanism Fixed (88.2 kHz / 96 kHz) internal processing sampling rate Two independent DRCs configurable as a dual-band anticlipper or independent limiters/compressors (B2DRC) Digital gain/att +48 dB to -80 dB with 0.125 dB/step resolution Independent (fade-in, fade-out) soft volume update with programmable rate 48 ~ 1.5 dB/ms Bass/treble tones control Audio presets: 15 crossover filters, 5 anticlipping modes, nighttime listening mode STSpeakerSafeTM protection circuitry – Pre- and post-processing DC blocking filters – Checksum engine for filter coefficients – PWM fault self-diagnosis STCompressorTM dual-band DRC VQFN48 (7 x 7 mm) Table 1. Device summary Order code Package Packing STA380BW VQFN48 Tray STA380BWTR VQFN48 Tape and Reel www.st.com Obsolete Product(s) - Obsolete Product(s) |
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