STMicroelectronics TDA7404 Car Radio Signal Processor Datasheet

The TDA7404 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 a programming in a wide range of all the filter characteristics. By the use of a BiCMOS process and a linear signal processing low distortion and low noise are obtained.


STMicroelectronics TDA7404 Car Radio Signal Processor Datasheet - cover page
Brand
STMicroelectronics
Document type
Datasheet
Language
English
Pages
35
File format
PDF
File size
627 KB
Published
08 August, 2012
Updated
30 September, 2023
MD5 checksum
E591ABD4256E16118BB0BCAE137EE978

About this manual

The TDA7404 is a high-performance signal processor designed specifically for car radio applications. It features a fully integrated audio filter with digital control via an I2C bus interface, allowing for programmable characteristics such as bass, treble, and loudness settings.

Key functionalities include four independent stereo inputs, one mono input, soft-step volume control, direct mute, and soft-mute functions. The device also provides four independent speaker outputs and a subwoofer stereo output with attenuator ranges of 50 dB.

What's inside

  • Detailed features
  • Block and pin description diagrams
  • Electrical specifications
  • Description of functionality
  • 12C bus interface
  • Application circuit

Specifications

Supply voltage7.5 to 10.5 V
Operating temperature range-40 to +85 °C
Storage temperature range-55 to +150 °C
Supply current20 mA
Ripple rejection @ 1 kHz60 dB

Frequently asked questions

What is the operating supply voltage range?

The device operates with a supply voltage between 7.5 V and 10.5 V.

What is the operating temperature range?

The device can operate in a temperature range from -40 °C to +85 °C.

Does the TDA7404 support digital control?

Yes, it includes a I2C bus interface for programming filter characteristics.

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