The HCF4518BEY is a high-quality integrated circuit from STMicroelectronics, designed to serve as a dual BCD up counter for a variety of electronic applications. This versatile component is a part of the CMOS family, which is renowned for its low power consumption and high noise immunity. The HCF4518BEY is particularly well-suited for use in timer, counter, and frequency divider applications, among others.

Key Features

• Medium-Speed Operation: The HCF4518BEY operates at a medium speed, making it suitable for a wide range of counter and timing applications without sacrificing performance.
• Dual BCD Counters: This device contains two independent BCD counters, which can be used in tandem or separately, providing flexibility in design and function.
• Standardized Symmetrical Output Characteristics: The outputs of the HCF4518BEY are symmetrical, which ensures consistent performance and simplifies the design process.
• 100% Tested for Quiescent Current at 20V: Each unit is thoroughly tested to ensure low quiescent current, even at the maximum operating voltage of 20V, which contributes to the overall energy efficiency of the system.
• Maximum Input Current of 1 µA at 18V: The device is designed to have a very low input current, further enhancing its power efficiency.
• Full Static Operation: The HCF4518BEY is capable of full static operation, allowing it to maintain its state without needing a constant clock signal, which is beneficial for power-saving modes.

Applications

The HCF4518BEY is ideal for a wide array of applications. Its dual BCD counter functionality makes it perfect for digital clocks, timers, frequency dividers, and event counters. Additionally, its low power characteristics are advantageous for battery-operated devices, portable instrumentation, and other applications where power efficiency is critical.

Quality and Reliability

STMicroelectronics is committed to delivering high-quality products, and the HCF4518BEY is no exception. It is manufactured to the highest standards, ensuring reliability and performance for the lifetime of the product. With its robust design and comprehensive testing, the HCF4518BEY is a component you can trust in your electronic designs.