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CXA3785R - Audio Driver

General Description

The CXA3785R is an integrated audio sub-system designed for TV audio application.

It has a stereo headphone amplifier, and 4 stereo amplifiers.

It also integrated gain control, mute control, input selector, and voltage detectors.

Key Features

  • ‹ 4 stereo audio amplifiers (HP, AMP1, AMP2, AMP3) with programmable gain control ‹ Cap less headphone amplifier ‹ 2 amplifiers (HP and AMP1) with 3rd order LPF for PWM input ‹ AMP3 with 2 stereo input multiplexer and LL/RR output ‹ AMP4 for Digital Media Port (DMP) with differential input ‹ 4 voltage detection circuits for VUNREG (un-regulated power supply voltage), REGAUD (audio amp power supply voltage), REG33 (DSP power supply voltage) and speaker output ‹ 3 muting circuits with external mut.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Audio Driver for TV CXA3785R Description The CXA3785R is an integrated audio sub-system designed for TV audio application. It has a stereo headphone amplifier, and 4 stereo amplifiers. It also integrated gain control, mute control, input selector, and voltage detectors. Each settable value is controlled through I2C compatible interface.