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LA7217

Synchronzing Signal Separator with AFC and Sync Detector

Partnumber Manufacturer Quantity Availability
LA7217 159 In Stock

Description and Introduction

Synchronzing Signal Separator with AFC and Sync Detector The LA7217 is a monolithic integrated circuit (IC) designed for use in video signal processing applications, particularly in TV and VCR systems. Below are its specifications, descriptions, and features based on available knowledge:

### **Manufacturer:**  
The LA7217 was manufactured by **Sanyo Semiconductor** (now part of ON Semiconductor).

### **Specifications:**  
- **Function:** Video switch IC for composite video and Y/C (S-Video) signals.  
- **Operating Voltage:** Typically **5V** (DC).  
- **Package:** **DIP-16** (Dual In-line Package, 16 pins).  
- **Switching Capability:** Handles both **composite video** and **luminance/chrominance (Y/C)** signals.  
- **Applications:** Used in **TVs, VCRs, and video switching systems** for signal routing.  

### **Descriptions:**  
- The LA7217 is a **4-channel input video switch** that allows selection between different video sources (e.g., tuner, external inputs).  
- It supports **composite video (CVBS)** and **S-Video (Y/C)** inputs with low crosstalk and high signal integrity.  
- Includes built-in **clamping circuits** for stable video signal processing.  

### **Features:**  
- **Low Crosstalk:** Minimizes interference between channels.  
- **Built-in Clamp Circuit:** Ensures stable DC level for video signals.  
- **Wide Bandwidth:** Suitable for standard-definition (SD) video signals.  
- **Simple Control:** Uses **TTL-level logic inputs** for channel selection.  

This information is based on the LA7217's datasheet and application notes from Sanyo Semiconductor. For exact electrical characteristics, refer to the official documentation.

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