STA381BW

STA381BW Sound Terminal® 2.1-channel high-efficiency digital audio system Datasheet - production data VQFN48 (7 x 7 mm) 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  1 Vrms stereo analog input  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 o...