Overview
The TDA7419 is a high-performance signal processor specifically designed for car radio applications. It features a high-performance audioprocessor with fully integrated audio filters. The device utilizes BICMOS-process and linear signal processing to achieve low distortion and low noise. The digital control allows programming in a wide range of filter characteristics, making it highly versatile for various audio settings.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (Vs) | 8.0 | 8.5 | 10 | V |
| Supply Current (Is) | 27 | 37 | 47 | mA |
| Operating Temperature Range (Tamb) | -40 | 85 | °C | |
| Storage Temperature Range (Tstg) | -55 | 150 | °C | |
| Input Resistance (Rin) | 70 | 100 | 130 | kΩ |
| Clipping Level (VCL) | 1.8 | 2 | Vrms | |
| Max Gain (GMAX) | 13 | 15 | 17 | dB |
| Max Attenuation (AMAX) | -83 | -79 | -75 | dB |
Key Features
- Soft-step volume control
- Bass, middle, treble, and loudness controls
- Direct mute and soft-mute functions
- Four independent speaker outputs
- Subwoofer output
- Soft-step speaker/subwoofer control
- 7 bands spectrum analyzer
- Digital control via I2C bus interface
- Four stereo inputs
Applications
The TDA7419 is primarily designed for car radio applications, providing advanced audio processing capabilities. It is suitable for use in automotive infotainment systems, car audio amplifiers, and other vehicle audio systems where high-quality audio signal processing is required.
Q & A
- What is the TDA7419 used for?
The TDA7419 is a high-performance signal processor specifically designed for car radio applications.
- What type of control interface does the TDA7419 use?
The TDA7419 uses an I2C bus interface for digital control.
- How many stereo inputs does the TDA7419 have?
The TDA7419 has four stereo inputs.
- What are the key audio controls available on the TDA7419?
The TDA7419 features bass, middle, treble, and loudness controls.
- Does the TDA7419 support subwoofer output?
Yes, the TDA7419 has a dedicated subwoofer output.
- What is the operating temperature range of the TDA7419?
The operating temperature range is from -40°C to 85°C.
- What is the supply voltage range for the TDA7419?
The supply voltage range is from 8.0V to 10V.
- Does the TDA7419 have mute functions?
Yes, the TDA7419 has both direct mute and soft-mute functions.
- How many independent speaker outputs does the TDA7419 have?
The TDA7419 has four independent speaker outputs.
- What is the purpose of the 7 bands spectrum analyzer in the TDA7419?
The 7 bands spectrum analyzer is used to analyze and adjust the audio spectrum across different frequency bands.
