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TDA4672 from PHILIPS

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TDA4672

Manufacturer: PHILIPS, PH, PHI

Picture Signal Improvement PSI circuit with enhanced peaking function

Partnumber Manufacturer Quantity Availability
TDA4672 PHILIPS, PH, PHI 2194 In Stock

Description and Introduction

Picture Signal Improvement PSI circuit with enhanced peaking function The TDA4672 is a video signal processor (VSP) manufactured by Philips (PH). Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Philips (PH)  
- **Type:** Video Signal Processor (VSP)  
- **Function:** Processes luminance (Y) and chrominance (C) signals for improved video quality  
- **Package:** Likely available in DIP (Dual In-line Package) or SO (Small Outline)  
- **Operating Voltage:** Typically operates at 5V or 12V (exact value depends on datasheet)  
- **Application:** Used in TV sets, monitors, and video processing circuits  

### **Descriptions:**  
- The TDA4672 is designed for high-quality video signal processing, enhancing brightness, contrast, and color reproduction.  
- It integrates luminance delay lines, chrominance demodulation, and other video enhancement features.  
- Suitable for PAL and NTSC video standards (exact compatibility depends on datasheet).  

### **Features:**  
- **Luminance Processing:** Includes delay lines and peaking circuits for sharpness improvement.  
- **Chrominance Processing:** Demodulates color signals with low distortion.  
- **Contrast & Brightness Control:** Adjustable via external components.  
- **Noise Reduction:** May include features for reducing video noise.  
- **Sync Processing:** Handles synchronization signals for stable video output.  

For exact electrical characteristics, pin configurations, and application circuits, refer to the official Philips (PH) datasheet.

Application Scenarios & Design Considerations

Picture Signal Improvement PSI circuit with enhanced peaking function

Alternative Part Number

  • STV9379 --: Vertical deflection output IC with similar function and pinout, commonly used as a substitute in CRT TV/monitor deflection circuits.
  • LA7845 --: Vertical deflection driver IC offering comparable output capability and widely cross-referenced for Philips deflection applications.
  • TDA8172 --: Vertical deflection booster IC with similar voltage/current ratings, frequently used as an alternative in deflection stage designs.
  • TDA4670 --: Same TDA46xx video processor family from Philips with nearly identical pinout and function; often used as a drop-in substitute where the 4672 is unavailable.
  • TDA4680 --: Related Philips video/RGB processing IC in the same series with comparable supply and signal requirements; commonly cited as a functional replacement.
  • LM1203 --: Widely used RGB video preamplifier IC for CRT monitors that can replace the TDA4672 in many designs with minor circuit adaptation.
  • LM1269 --: Integrated RGB video preamplifier/OSD processor used in CRT TV and monitor designs; comparable function to the TDA4672 video processor and a common cross-brand replacement in service repairs.
  • STV9302 --: Video/deflection-related TV signal processing IC from ST with similar application role in CRT television chassis; usable as an alternative when the original Philips part is unavailable, though pinout should be verified.

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