3.3V/5V PECL/ECL 3GHz DUAL DIFFERENTIAL 2:1 MULTIPLEXER The **SY100EP56VK4GTR** is a high-speed differential D flip-flop manufactured by **MICREL** (now part of Microchip Technology).  

### **Key Specifications:**  
- **Logic Type:** Differential D Flip-Flop  
- **Number of Bits:** 1  
- **Supply Voltage:** -3.0V to -5.5V (ECL Power Supply)  
- **Propagation Delay:** Typically **290ps**  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-TSSOP  

### **Features:**  
- **High-Speed Operation:** Optimized for ECL applications  
- **Differential Inputs/Outputs:** Supports ECL/PECL logic levels  
- **Low Skew:** Minimizes timing variations  
- **Wide Operating Voltage Range:** Compatible with standard ECL power supplies  
- **Pb-Free & RoHS Compliant**  

This device is designed for high-performance clock distribution and data synchronization in communication and computing systems.  

(Source: MICREL datasheet)

3.3V/5V PECL/ECL 3GHz DUAL DIFFERENTIAL 2:1 MULTIPLEXER