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N74ALS244AD from Signetics

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N74ALS244AD

Manufacturer: Signetics

Octal buffer (3朣tate)

Partnumber Manufacturer Quantity Availability
N74ALS244AD Signetics 1008 In Stock

Description and Introduction

Octal buffer (3朣tate) # Introduction to the N74ALS244AD Electronic Component  

The **N74ALS244AD** is a high-performance octal buffer and line driver integrated circuit (IC) from the **Advanced Low-Power Schottky (ALS)** logic family. Designed for digital signal buffering and driving applications, this component is widely used in microprocessor-based systems, communication interfaces, and data transmission circuits.  

Featuring **eight non-inverting buffers** with **3-state outputs**, the N74ALS244AD allows bidirectional data flow while maintaining signal integrity. Its outputs can be placed in a high-impedance state, enabling multiple devices to share a common bus without interference. The IC operates at **5V supply voltage** and offers **low power consumption** combined with **high-speed performance**, making it suitable for power-sensitive and high-frequency applications.  

Key characteristics include **strong output drive capability**, **compatibility with TTL logic levels**, and **robust noise immunity**, ensuring reliable operation in industrial and commercial environments. The device is available in a **20-pin SOIC (Small Outline Integrated Circuit) package**, facilitating compact PCB designs.  

Common applications include **address and data bus buffering**, **signal isolation**, and **interface level conversion** in embedded systems. Engineers favor the N74ALS244AD for its balance of speed, power efficiency, and reliability in digital logic circuits.

Application Scenarios & Design Considerations

Octal buffer (3朣tate)

Alternative Part Number

  • SN74ALS244AN --: Same 74ALS244 octal buffer/driver function in a standard DIP-20 package, pin-compatible and widely available from the primary ALS logic supplier.
  • DM74ALS244AN --: Direct functional equivalent octal buffer with 3-state outputs in DIP-20, matching the original Signetics ALS family specifications.
  • MC74ALS244AN --: Pin-compatible 74ALS244 octal buffer in DIP-20 with equivalent drive and propagation characteristics, suitable as a drop-in replacement.
  • SN74ALS244ADW --: Same ALS logic family octal buffer/driver in SOIC-20, direct functional and electrical equivalent with different series prefix.
  • DM74ALS244AWM --: Pin-compatible octal buffer/line driver in the ALS family, same function and package, widely available second source.
  • 74ALS244AD --: Equivalent octal buffer/driver with identical ALS speed and drive characteristics, offered under a different manufacturer prefix.

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