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TDA7439DS

THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR

Partnumber Manufacturer Quantity Availability
TDA7439DS 29 In Stock

Description and Introduction

THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR The TDA7439DS is an integrated circuit (IC) manufactured by STMicroelectronics. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** STMicroelectronics  
- **Type:** Digital Controlled Audio Processor  
- **Package:** SO-28 (Small Outline 28-pin)  
- **Operating Voltage:** 8V to 10V (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Control Interface:** I²C (Inter-Integrated Circuit) serial bus  
- **Signal-to-Noise Ratio (SNR):** > 85 dB  
- **Total Harmonic Distortion (THD):** < 0.01%  
- **Number of Inputs:** 4 stereo inputs  
- **Number of Outputs:** 1 stereo output  

### **Descriptions:**
- The TDA7439DS is a digitally controlled audio processor designed for high-quality audio applications.  
- It provides functions such as volume control, bass/treble adjustment, balance, and input selection.  
- It is commonly used in car audio systems, home theater systems, and other audio processing applications.  
- The IC supports I²C communication for digital control, allowing easy integration with microcontrollers.  

### **Features:**
- **4 Stereo Inputs:** Allows selection between multiple audio sources.  
- **Volume Control:** Adjustable in 1 dB steps.  
- **Bass and Treble Control:** Adjustable in 2 dB steps.  
- **Balance Control:** Adjusts left/right channel balance.  
- **Mute Function:** Software-controllable mute for each channel.  
- **Low Distortion and Noise:** Ensures high-fidelity audio output.  
- **I²C Interface:** Simplifies digital control and integration.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR

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