Product Description: CD4518 DIP Dual BCD Counter
The CD4518 DIP Dual BCD Counter is a CMOS-based integrated circuit designed to provide two independent 4-bit BCD (Binary-Coded Decimal) counters in a single package. Each counter can count from 0 to 9 in binary-coded decimal format, making it ideal for applications that require counting in decimal rather than pure binary.
The CD4518 IC features decimal counting and BCD outputs, which can be used directly to drive seven-segment displays or interface with other digital logic circuits. It includes an enable input (EN) that allows for enabling or disabling counting, as well as a reset input (CLR) for clearing the counter when needed. The counters can also be cascaded to extend counting range or synchronize with other systems, making the CD4518 suitable for applications in digital clocks, frequency counters, and counting systems.
The IC operates over a wide voltage range of 3V to 18V, ensuring compatibility with both low-voltage and standard logic systems. Its DIP-16 package simplifies integration into breadboards, PCBs, and prototype systems.
Key Features:
- Dual 4-Bit BCD Counters: Provides two separate 4-bit BCD counters, each capable of counting from 0 to 9 in binary-coded decimal format.
- BCD Outputs: Outputs are in BCD format, making it easy to interface with seven-segment displays, LED displays, or other digital systems.
- Enable Input (EN): The enable input allows the counters to be selectively enabled or disabled, providing flexible control over counting.
- Clear Input (CLR): The clear input resets the counter to 0 when activated, providing a convenient way to start counting over.
- Wide Voltage Range: Operates from 3V to 18V, making it suitable for both low-voltage and standard logic systems.
- Low Power Consumption: Built with CMOS technology, the CD4518 offers low power dissipation, making it ideal for battery-powered and energy-efficient designs.
- DIP-16 Package: The IC is packaged in a DIP-16 format, which is easy to integrate into breadboards, PCBs, and prototypes.
- Versatile Applications: Can be used for a wide range of counting applications, including digital clocks, frequency counters, and control systems.
Applications:
- Digital Clocks: The CD4518 is commonly used in digital clock circuits where accurate BCD counting is needed to drive seven-segment displays for timekeeping.
- Frequency Counters: The IC is ideal for frequency counters, where it can count pulses and display the result in BCD format.
- Event Counting: It can be used in event counting systems where the number of occurrences of a specific event is tracked in decimal format.
- Control Systems: The CD4518 is used in digital control systems for counting and keeping track of events, cycles, or states in automated processes.
- Seven-Segment Displays: With its BCD outputs, the IC is designed to drive seven-segment displays directly, making it perfect for digital displays in applications such as gauges, meters, or indicators.
- Embedded Systems: The IC is commonly found in embedded systems where BCD counting is required, such as in microcontroller-based projects for data logging, event monitoring, or display systems.
- Automated Systems: Ideal for counting cycles in automated systems, such as in assembly lines, process monitoring, or production counters.
- Bidirectional Counting: When cascaded with other counters or used in combination with additional logic, the CD4518 can be used for bidirectional counting (up or down).
Package Included:
1 x CD4518 DIP Dual BCD Counter
Please note that the product image is for illustrative purposes only. The actual product may vary slightly in appearance.
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