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LMH1983SQ/NOPB from NSC,National Semiconductor

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LMH1983SQ/NOPB

Manufacturer: NSC

3G/HD/SD Video Clock Generator with Audio Clock 40-WQFN -40 to 85

Partnumber Manufacturer Quantity Availability
LMH1983SQ/NOPB,LMH1983SQNOPB NSC 227 In Stock

Description and Introduction

3G/HD/SD Video Clock Generator with Audio Clock 40-WQFN -40 to 85 The LMH1983SQ/NOPB is a video sync separator and clock generator IC manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Input Voltage Range:** 3V to 3.6V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 32-WQFN (5x5 mm)  
- **Sync Processing:** Supports composite, S-video (Y/C), and component (YPbPr) inputs  
- **Outputs:**  
  - HSYNC, VSYNC, FIELD, and composite sync outputs  
  - 27 MHz clock output (genlocked to input video)  
- **Features HD/SD Detection:** Automatically detects standard-definition (SD) and high-definition (HD) video formats  

### **Descriptions and Features:**  
- Designed for broadcast and professional video equipment  
- Provides stable sync signals and clock generation for video processing systems  
- Supports multiple video standards (NTSC, PAL, SECAM, 480i/p, 576i/p, 720p, 1080i/p)  
- Low jitter performance for high-quality video synchronization  
- Includes automatic gain control (AGC) for robust sync extraction  
- I²C programmable control for flexible system integration  

This device is commonly used in video processing, broadcast, and video capture applications.

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