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TDA7334 from ST,ST Microelectronics

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TDA7334

Manufacturer: ST

LOW NOISE STEREO AMPLIFIER

Partnumber Manufacturer Quantity Availability
TDA7334 ST 535 In Stock

Description and Introduction

LOW NOISE STEREO AMPLIFIER The TDA7334 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:** Audio Processor IC  
- **Package:** SOP-20 (Small Outline Package)  
- **Operating Voltage:** 8V to 18V (typical)  
- **Output Power:** Not specified (primarily a signal processor, not an amplifier)  
- **Frequency Response:** Adjustable via external components  
- **Signal-to-Noise Ratio (SNR):** High (exact value depends on application circuit)  
- **Total Harmonic Distortion (THD):** Low (dependent on configuration)  

### **Descriptions:**  
The TDA7334 is an audio signal processor designed for car radio and audio applications. It provides functions such as volume control, tone adjustment (bass/treble), balance, and fader control. It is optimized for use in automotive audio systems where precise audio signal conditioning is required.  

### **Features:**  
- **Volume Control:** Adjustable via DC voltage or digital interface (depending on configuration).  
- **Tone Control:** Bass and treble adjustment with external RC networks.  
- **Balance & Fader:** Allows adjustment of left/right and front/rear speaker balance.  
- **Low Noise:** Designed for high-quality audio signal processing.  
- **Wide Supply Voltage Range:** Suitable for automotive applications (8V–18V).  
- **Standby Function:** Low power consumption in standby mode.  
- **Minimal External Components:** Reduces circuit complexity.  

This information is based on the manufacturer's datasheet and technical documentation. For exact performance metrics, refer to the official STMicroelectronics datasheet.

Application Scenarios & Design Considerations

LOW NOISE STEREO AMPLIFIER

Alternative Part Number

  • TDA7333 --: Same TDA733x family from ST with nearly identical function and pinout, often used as a drop-in substitute in similar audio processing circuits.
  • TDA7342 --: Related ST audio processor in the same series with comparable supply voltage and signal handling, suitable when minor pin differences are acceptable.
  • TDA7439 --: ST audio control IC with similar I2C-controlled tone/volume functions, usable as a functional replacement with minor circuit adaptation.
  • LA72910V --: Similar FM/AM IF detector and audio processing IC used in car radio tuners; pin-compatible function with comparable supply voltage and package.
  • TA7640AP --: Widely available FM/AM IF amplifier and detector IC covering the same tuner signal chain functions as the TDA7334.
  • AN7254 --: FM IF detector and audio driver IC with similar gain and detection characteristics, suitable as a functional replacement in radio receiver designs.

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