High Speed CMOS Logic 4-Bit Binary Full Adder with Fast Carry The part **CD54HC283F3A** is a **4-bit binary full adder with fast carry** manufactured by **HARRIS**.  

### Key Specifications:  
- **Technology:** High-Speed CMOS (HC)  
- **Supply Voltage Range (VCC):** 2V to 6V  
- **Operating Temperature Range:** -55°C to +125°C  
- **Package Type:** Ceramic Flatpack (F3A)  
- **Logic Family:** 54HC (Military-grade, high-reliability)  
- **Function:** Performs 4-bit binary addition with internal carry lookahead  
- **Propagation Delay (Typical):** 13 ns at 5V  
- **Input/Output Compatibility:** TTL-compatible inputs  

This part is designed for high-reliability applications, including military and aerospace systems.