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SN74ALS688NE4 from TI,Texas Instruments

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SN74ALS688NE4

Manufacturer: TI

8-BIT IDENTITY COMPARATORS

Partnumber Manufacturer Quantity Availability
SN74ALS688NE4 TI 70 In Stock

Description and Introduction

8-BIT IDENTITY COMPARATORS The SN74ALS688NE4 is an 8-bit magnitude comparator manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** 8-Bit Magnitude Comparator  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** 0°C to 70°C  
- **Package:** PDIP-20 (Plastic Dual In-Line Package)  
- **Propagation Delay (Max):** 16 ns  
- **Output Type:** Active Low  
- **Input Type:** TTL-Compatible  
- **Current - Output High, Low:** 2.6mA, 24mA  

### **Descriptions:**  
The SN74ALS688NE4 compares two 8-bit binary or BCD words and provides active-low outputs indicating whether the words are equal (P=Q), greater than (P>Q), or less than (P

### **Features:**  
- **8-Bit Comparison:** Compares two 8-bit inputs (A0-A7 and B0-B7).  
- **Cascading Inputs:** Allows expansion to compare larger words.  
- **TTL-Compatible Inputs and Outputs:** Ensures compatibility with TTL logic levels.  
- **Active-Low Outputs:** Provides open-collector outputs for wired-AND applications.  
- **High-Speed Operation:** Typical propagation delay of 11 ns.  
- **Wide Operating Voltage:** Supports 4.5V to 5.5V supply range.  

This device is commonly used in digital systems for arithmetic operations, address decoding, and control logic applications.

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