The HCF4520BE, manufactured by STMicroelectronics, is a robust, high-performance CMOS Dual Binary Counter integrated circuit designed for various counting applications in digital electronics. This versatile component is widely used in frequency division, time measurement, and event counting scenarios, making it a staple in both commercial and educational electronics projects.

Key Features

• Counting Configuration: The device features two independent counter circuits which can be used separately or cascaded to create a multi-stage counter.
• High Voltage Capability: It operates with a supply voltage ranging from 3V to 18V, providing users with flexibility in various power environments.
• Low Power Consumption: Its CMOS construction ensures low power dissipation, making it suitable for battery-operated devices.
• High Noise Immunity: The inherent characteristics of CMOS technology provide a high degree of noise immunity, ensuring reliable operation even in electrically noisy environments.
• Wide Operating Temperature Range: The HCF4520BE can operate over a temperature range of -55°C to +125°C, accommodating extreme conditions.

Applications

The HCF4520BE is ideal for applications that require precise counting, such as:

• Digital clocks and timers
• Frequency dividers
• Programmable counters
• Sequential state machines
• Industrial control systems

Technical Specifications

Whether you're developing a simple counter or integrating a complex system, the HCF4520BE from STMicroelectronics provides a reliable and efficient solution. Its combination of high-voltage capability, low power consumption, and high noise immunity make it an excellent choice for a wide range of electronic applications.