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MM74HC148M from F

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MM74HC148M

Manufacturer: F, NSC

8-3 Line Priority Encoder

Partnumber Manufacturer Quantity Availability
MM74HC148M F, NSC 286 In Stock

Description and Introduction

8-3 Line Priority Encoder # **MM74HC148M: A High-Speed Priority Encoder for Efficient Digital Systems**  

In modern digital electronics, efficient signal processing and data prioritization are critical for optimal system performance. The **MM74HC148M** is a high-speed priority encoder designed to streamline these operations, offering reliable functionality in a compact, easy-to-integrate package.  

## **Key Features of the MM74HC148M**  

- **8-to-3 Line Priority Encoding** – Converts eight active-low inputs into a 3-bit binary code, prioritizing the highest-order input for efficient data handling.  
- **High-Speed CMOS Technology** – Built with advanced HC logic, ensuring fast response times while maintaining low power consumption.  
- **Wide Operating Voltage Range** – Supports **2V to 6V**, making it compatible with various digital systems.  
- **Active-Low Inputs and Outputs** – Simplifies interfacing with other logic circuits, enhancing design flexibility.  
- **Cascadable Design** – Multiple encoders can be linked for expanded input handling, ideal for complex applications.  

## **Applications**  

The MM74HC148M is widely used in:  
- **Interrupt Request Handling** – Prioritizes multiple interrupt signals in microcontrollers and processors.  
- **Keyboard Encoding** – Efficiently scans and encodes key presses in digital input systems.  
- **Data Multiplexing** – Streamlines data routing in communication and control systems.  
- **Industrial Automation** – Supports high-speed signal processing in PLCs and embedded controllers.  

## **Why Choose the MM74HC148M?**  

Engineers favor the MM74HC148M for its **speed, reliability, and versatility**. Its robust design ensures stable operation even in demanding environments, while its CMOS construction minimizes power consumption—making it an excellent choice for battery-powered and energy-efficient applications.  

For digital systems requiring precise input prioritization and fast encoding, the **MM74HC148M** delivers a high-performance solution that enhances efficiency without compromising on quality.

Application Scenarios & Design Considerations

8-3 Line Priority Encoder

Alternative Part Number

  • SN74HC148D --: Same 8-to-3 priority encoder function in SOIC-16 package, widely available and pin-compatible with the original.
  • CD74HC148M --: Harris/RCA 74HC148 equivalent priority encoder in SOIC-16, direct functional and package replacement.
  • 74HC148D --: Standard 74HC148 priority encoder in SOIC-16, same logic function and pinout, good second-source option.
  • MC74HC148AD --: Alternative 8-to-3 priority encoder in SOIC-16, functionally equivalent to the original HC148 device.

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