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MM74HC393MX from FSC,Fairchild Semiconductor

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MM74HC393MX

Manufacturer: FSC, NS

Dual 4-Bit Binary Counter

Partnumber Manufacturer Quantity Availability
MM74HC393MX FSC, NS 18690 In Stock

Description and Introduction

Dual 4-Bit Binary Counter # **MM74HC393MX: A High-Performance Dual 4-Bit Binary Counter**  

The MM74HC393MX is a versatile and reliable dual 4-bit binary ripple counter designed for high-speed digital applications. Built with advanced high-speed CMOS technology, this component delivers exceptional performance while maintaining low power consumption, making it an excellent choice for modern electronic designs.  

## **Key Features**  

- **Dual 4-Bit Counters**: The IC contains two independent ripple counters, each capable of dividing input frequencies by up to 16.  
- **High-Speed Operation**: With propagation delays as low as 15 ns, the MM74HC393MX ensures fast and efficient counting operations.  
- **Wide Operating Voltage**: Supports a voltage range of 2V to 6V, providing flexibility for various circuit designs.  
- **Low Power Consumption**: The high-speed CMOS construction minimizes power usage, making it ideal for battery-powered applications.  
- **Asynchronous Reset**: Each counter includes a master reset input, allowing for immediate clearing of the count.  
- **Compact SOIC Package**: The surface-mount design ensures space efficiency while maintaining robust performance.  

## **Applications**  

The MM74HC393MX is widely used in digital systems requiring frequency division, event counting, or timing control. Common applications include:  
- Frequency dividers in clock generation circuits  
- Digital counters for industrial and consumer electronics  
- Pulse-width modulation (PWM) systems  
- Embedded systems and microcontroller interfacing  

## **Reliability and Compatibility**  

Engineers and designers trust the MM74HC393MX for its consistent performance and compatibility with standard logic families. Its robust design ensures stable operation in a variety of environments, from consumer electronics to industrial automation.  

For precision counting and frequency division in compact, power-efficient circuits, the MM74HC393MX stands out as a dependable solution. Whether used in prototyping or full-scale production, this dual binary counter delivers the speed, efficiency, and reliability needed for modern digital systems.

Application Scenarios & Design Considerations

Dual 4-Bit Binary Counter

Alternative Part Number

  • SN74HC393DR --: Same dual 4-bit binary counter function in the 74HC logic family, widely available and pin-compatible in SOIC package.
  • CD74HC393E --: Equivalent dual 4-bit binary ripple counter with HC speed and CMOS compatibility, though in PDIP package.
  • MC74HC393ADG --: Direct functional equivalent dual 4-bit binary counter in 74HC series, suitable drop-in replacement in SOIC.
  • 74HC393D,653 --: Equivalent dual 4-bit binary ripple counter in HC family, offering a second-source option with similar electrical characteristics.
  • CD74HC393M --: Harris/Intersil HC393 dual counter with identical pinout and logic, SOIC-14 package, good drop-in replacement.

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