Overview
The TDA7419 is a high-performance signal processor designed specifically for car radio applications. It features a high-performance audio processor 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 for programming a wide range of filter characteristics, making it highly versatile for various car audio systems.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (Vs) | 8.0 | 8.5 | 10 | V |
| Supply Current (Is) | 27 | 37 | 47 | mA |
| 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 |
| Operating Temperature Range (Tamb) | -40 | - | 85 | °C |
| Storage Temperature Range (Tstg) | -55 | - | 150 | °C |
Key Features
- Soft-step speaker/subwoofer control
- Subwoofer output
- Digital control via I2C bus interface
- Four stereo inputs
- Bass, middle, treble, and loudness controls
- Soft-step volume control
- Four independent speaker outputs
- 7-band spectrum analyzer
- Direct mute and soft-mute functions
Applications
The TDA7419 is specifically designed for car radio applications, making it an ideal component for automotive audio systems. It can be used in various car audio setups to enhance sound quality and provide advanced audio processing features.
Q & A
- What is the primary application of the TDA7419?
The TDA7419 is primarily designed for car radio applications.
- What type of interface does the TDA7419 use for digital control?
The TDA7419 uses an I2C bus interface for digital control.
- How many stereo inputs does the TDA7419 support?
The TDA7419 supports four stereo inputs.
- What are the key audio processing features of the TDA7419?
The TDA7419 features bass, middle, treble, and loudness controls, along with a 7-band spectrum analyzer.
- What is the supply voltage range for the TDA7419?
The supply voltage range for the TDA7419 is from 8.0V to 10V.
- What is the operating temperature range of the TDA7419?
The operating temperature range of the TDA7419 is from -40°C to 85°C.
- Does the TDA7419 support soft-mute functionality?
Yes, the TDA7419 supports 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 package type of the TDA7419?
The TDA7419 is available in SO-28 package.
- What is the thermal resistance junction to pins for the TDA7419?
The thermal resistance junction to pins for the TDA7419 is 85°C/W.
