STMicroelectronics TDA7718N
The TDA7718N is a high performance signal processor specifically designed for car radio applications. The device includes a high performance audioprocessor with fully integrated audio filters and new Soft Step architecture. The digital control allows programming in a wide range of filter characteristics.FEATURES
● Input multiplexer – QD1: quasi-differential stereo inputs – SE1: stereo single-ended input – SE2: stereo single-ended input – SE3: stereo single-ended input – FD1 / SE4+SE5: 1 full-differential input or 2 stereo single-ended inputs Loudness – 2nd order frequency response – Programmable center frequency (400 Hz / 800 Hz / 2400 Hz) – 15 dB with 1 dB steps – Selectable high frequency boost – Selectable flat-mode (constant attenuation) Volume – +23 dB to -31 dB with 1 dB step resolution – Soft-step control with programmable blend times TSSOP28●
● Speaker – 4 independent soft step speaker controls – +15 dB to -79 dB with 1 dB steps – Direct mute Subwoofer – 2nd order low pass filter with programmable cut off frequency (55 Hz / 85 Hz / 120 Hz / 160 Hz) – 2 independent soft step level control, +15 dB to –79 dB with 1 dB steps Mute functions – Direct mute – Digitally controlled SoftMute with 4 programmable mute-times (0.48 ms/0.96 ms/8 ms/16 ms) Offset detection – Offset voltage de...