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MC74HC390FEL from MOT,Motorola

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MC74HC390FEL

Manufacturer: MOT, MOTORML

Dual 4-Stage Binary Ripple Counter W 2, 5 Sections

Partnumber Manufacturer Quantity Availability
MC74HC390FEL MOT, MOTORML 122 In Stock

Description and Introduction

Dual 4-Stage Binary Ripple Counter W 2, 5 Sections # **MC74HC390FEL: A High-Speed Dual Decade Counter for Precision Digital Applications**  

In the realm of digital electronics, precision and reliability are paramount. The **MC74HC390FEL** stands out as a high-performance dual decade counter, designed to meet the demands of modern digital systems. With its advanced CMOS technology, this component offers exceptional speed, low power consumption, and robust functionality, making it an ideal choice for applications requiring accurate counting and frequency division.  

## **Key Features and Benefits**  

The **MC74HC390FEL** integrates two independent 4-bit ripple counters, each configured as a divide-by-2 and a divide-by-5 section. This dual-counter architecture provides flexibility, allowing engineers to implement decade counting or divide-by-10 operations with ease. Key features include:  

- **High-Speed Operation**: With propagation delays as low as 18 ns, the device ensures rapid response times, making it suitable for high-frequency applications.  
- **Low Power Consumption**: Built with HC (High-Speed CMOS) technology, it delivers efficient performance while minimizing power dissipation.  
- **Wide Operating Voltage Range**: Supports 2V to 6V, ensuring compatibility with a variety of logic levels and system designs.  
- **Synchronous Reset Functionality**: Each counter includes a master reset (MR) input, enabling immediate clearing of the count for precise control.  
- **Compact and Durable Packaging**: Housed in a 16-pin SOIC (Small Outline Integrated Circuit) package, the device is space-efficient and suitable for surface-mount assembly.  

## **Applications in Digital Systems**  

The **MC74HC390FEL** is widely used in digital circuits where frequency division and event counting are essential. Some common applications include:  

- **Frequency Dividers**: Efficiently reduces input clock frequencies in digital communication systems and timing circuits.  
- **Digital Clocks and Timers**: Provides accurate counting for timekeeping and sequential logic operations.  
- **Industrial Control Systems**: Used in automation and process control for pulse counting and signal conditioning.  
- **Consumer Electronics**: Found in devices requiring precise counting functions, such as digital displays and instrumentation.  

## **Reliability and Performance**  

Engineers and designers trust the **MC74HC390FEL** for its consistent performance under varying conditions. Its robust design ensures minimal signal degradation, even in electrically noisy environments. Additionally, the component adheres to industry-standard specifications, guaranteeing interoperability with other logic families.  

For engineers seeking a dependable, high-speed dual decade counter, the **MC74HC390FEL** delivers the precision and efficiency required for advanced digital designs. Its versatility and reliability make it a preferred choice in both prototyping and production environments.  

Whether used in frequency synthesis, digital instrumentation, or sequential logic circuits, this component remains a cornerstone in modern electronic design. By integrating the **MC74HC390FEL**, developers can achieve accurate counting operations while maintaining optimal power efficiency and performance.

Application Scenarios & Design Considerations

Dual 4-Stage Binary Ripple Counter W 2, 5 Sections

Alternative Part Number

  • CD74HC390E --: Same dual decade counter functionality in the HC logic family, widely available and pin-compatible in DIP package.
  • SN74HC390N --: Direct functional equivalent dual decade counter with HC logic, common industry replacement for the 74HC390 series.
  • 74HC390N --: Standard 74HC390 dual decade counter from a major logic supplier, suitable drop-in replacement for the original part.
  • 74HC390D --: Equivalent dual decade counter in 74HC family from a different manufacturer, suitable drop-in replacement with matching function.

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