TDA7719中文资料3频带汽车音频处理器数据手册ST规格书

描述 Description

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 BCMOS-process and liner signal processing low distortion and low noise are obtained.

特性 Features

• AEC-Q100 qualified
• Input multiplexer
•Multiple input configuration for different application
• Loudness
•2ndorder frequency response
•Programmable center frequency
•15 dB with 1 dB steps
•Selectable high frequency boost
•Selectable flat-mode
• Volume
•+15 dB to -15 dB with 1 dB step resolution
•Soft-step control with programmable blend times
• Bass
•2ndorder frequency response
•Center frequency programmable in 4 steps
•Q programmable 1.0/1.25/1.5/2.0
•DC gain programmable
•-15 dB to 15 dB range with 1 dB resolution
• Middle
•2ndorder frequency response
•Center frequency programmable in 4 steps
•Q programmable 0.5/0.75/1.0/1.25
•-15 dB to 15 dB range with 1 dB resolution
• Treble
•2ndorder frequency response
•Center frequency programmable in 4 steps
•-15 dB to 15 dB with 1 dB resolution
• Speaker
•4 independent soft-step speaker controls
•0 dB to -79 dB with 1 dB steps
•Direct mute
• Subwoofer
•2ndorder low pass filter with programmable cut off frequency
•2 independent soft-step level control
• Mute functions
•Direct mute
•Digitally controlled SoftMute with 4 programmable mute-times
• Offset detection
•Offset voltage detection circuit for on-board power amplifier failure diagnosis
• Level meter
•Provide rectified level voltage of main source signal (before loudness)
• Rear seat selector
•Full source selector for rear seat output
• Mixing selector

简介

TDA7719属于集成电路（IC）的音频专用。由ST制造生产的TDA7719音频专用音频专用的半导体器件专为音频信号的滤波、驱动、放大、转换和接口而设计。特征包括功能、应用、通道数、接口、电压和规格。应用包括音频系统、汽车音频、消费类音频、乐器、专业音频、通信系统、电信系统、数字音频、驱动器、前置放大器、信号混合、信号处理、语音触发器解决方案和 10 Base-T。