TDA7419

TDA7419 3 band car audio processor Features ■ 4 stereo inputs ■ Soft-step volume ■ Bass, middle, treble and loudness ■ Direct mute and soft-mute ■ Four independent speaker outputs ■ Sub woofer output ■ Soft-step speaker/subwoofer control ■ 7 bands spectrum analyzer ■ Digital control: – I2C bus interface SO-28 Description The TDA7419 is a high performance signal processor specifically designed for car radio applications. The device includes a high performance audioprocessor with fully integrated audio filters. The digital control allows programming in a wide range of filter characteristics. By the use of BICMOS-process and linear signal processing low distortion and low noise are obtained. Table 1. Device summary Order code TDA7419 TDA7419TR Package SO-28 SO-28 Packing Tube Tape and reel September 2013 Rev 7 1/40 www.st.com 1 Contents Contents TDA7419 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3 Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3.1 Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3.2 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3.3 Absolute maximum ratings . . . . . . . . . . . . . . ...