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SN74F521N

Octal binary and BCD identity comparators with enable

Partnumber Manufacturer Quantity Availability
SN74F521N 140 In Stock

Description and Introduction

Octal binary and BCD identity comparators with enable The SN74F521N is a high-speed 8-bit identity comparator manufactured by Texas Instruments.  

### **Key Specifications:**  
- **Logic Type:** 8-Bit Identity/Magnitude Comparator  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** 0°C to 70°C  
- **Propagation Delay:** Typically 6.5 ns  
- **Output Type:** Open Collector  
- **Package Type:** PDIP (Plastic Dual-In-Line Package)  
- **Pin Count:** 20  

### **Description:**  
The SN74F521N compares two 8-bit binary words (A and B) and provides active-low outputs indicating whether the words are equal (A = B). It features open-collector outputs for wired-AND applications.  

### **Features:**  
- **High-Speed Operation:** Fast propagation delay for quick comparison.  
- **Open-Collector Outputs:** Allows wired-AND connections.  
- **Wide Operating Voltage:** Compatible with standard 5V logic systems.  
- **TTL-Compatible Inputs:** Ensures compatibility with TTL logic levels.  
- **Industrial Standard Pinout:** Easy integration into existing designs.  

This device is commonly used in digital systems for address decoding, arithmetic operations, and data verification.

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