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TDA7719：3 BAND CAR AUDIO PROCESSOR

The TDA7719 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. By the use of BCMOSprocess and liner signal processing low distortion and low noise are obtained.

Key Features

• Offset detectionOffset voltage detection circuit for on-board power amplifier failure diagnosis
• Mute functionsDirect muteDigitally controlled SoftMute with 4 programmable mute-times
• Rear seat selectorFull source selector for rear seat output
• Level meterProvide rectified level voltage of main source signal (before loudness)
• Mixing selector
• Speaker4 independent soft step speaker controls0dB to -79dB with 1dB stepsDirect mute
• Treble2nd order frequency responseCenter frequency programmable in 4 steps-15 to 15dB range with 1dB resolution
• Input multiplexerMultiple input configuration for different application
• Volume+15 dB to -15 dB with 1 dB step resolutionSoft-step control with programmable blend times
• Loudness2nd order frequency responseProgrammable center frequency15 dB with 1 dB stepsSelectable high frequency boostSelectable flat-mode
• Middle2nd order frequency responseCenter frequency programmable in 4 stepsQ programmable 0.5/0.75/1.0/1.25-15 to 15dB range with 1dB resolution
• Subwoofer2nd order low pass filter with programmable cut off frequency2 independent soft step level control,
• Bass2nd order frequency responseCenter frequency programmable in 4 stepsQ programmable 1.0/1.25/1.5/2.0DC gain programmable-15 to 15 dB range with 1 dB resolution

产品规格

样片和购买

质量和可靠性