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TDA8822M from PH

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TDA8822M

Manufacturer: PH

Universal I2C-bus programmable RF modulator

Partnumber Manufacturer Quantity Availability
TDA8822M PH 18 In Stock

Description and Introduction

Universal I2C-bus programmable RF modulator The TDA8822M is a multi-standard vision IF and FM sound demodulator IC manufactured by Philips (now NXP Semiconductors).  

### **Specifications:**  
- **Supply Voltage (VCC):** 7.2V to 8.8V (typical 8V)  
- **Power Consumption:** ~1.5W  
- **Operating Temperature Range:** -20°C to +70°C  
- **Package:** 20-pin DIP (Dual In-line Package)  

### **Descriptions:**  
- Designed for TV and video applications.  
- Integrates IF amplification, video demodulation, and FM sound demodulation.  
- Supports multiple TV standards (PAL, SECAM, NTSC).  
- Includes AGC (Automatic Gain Control) for stable signal processing.  

### **Features:**  
- **IF Amplifier:** High gain with AGC control.  
- **Video Demodulator:** Synchronous demodulation for improved picture quality.  
- **FM Sound Demodulator:** Includes PLL (Phase-Locked Loop) for stable audio demodulation.  
- **Internal Filtering:** Reduces external component count.  
- **Low Harmonic Distortion:** Ensures high-quality audio output.  
- **Mute Function:** For noise suppression during channel switching.  

This IC was commonly used in CRT televisions and video processing systems.

Application Scenarios & Design Considerations

Universal I2C-bus programmable RF modulator

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