The HCF40161BEY is a high-performance integrated circuit from STMicroelectronics, renowned for its reliability and versatility in various electronic applications. This precision device is a synchronous programmable 4-bit counter, which is a fundamental component in digital electronics for counting purposes and is widely used in timing circuits, digital clocks, frequency dividers, and other data processing devices.

Key Features

• Synchronous Operation: The HCF40161BEY operates synchronously, ensuring that all outputs change simultaneously in response to the clock signal. This feature is crucial for maintaining data integrity in high-speed digital systems.
• Programmable Counter: It is a fully programmable counter, which means it can be preset to any state. The user can control the initial count, allowing for greater flexibility in application design.
• 4-Bit Binary Counter: As a 4-bit counter, it can count from 0 to 15 (in binary from 0000 to 1111), making it suitable for a wide range of counting applications.
• Multiple Counting Modes: This counter supports up/down counting modes, providing designers with the option to increase or decrease the count depending on the signal input.
• Direct Clear Function: The device includes a direct clear function, which allows the counter to be immediately reset to zero or another preset value.

Applications

Due to its robust construction and high functionality, the HCF40161BEY is ideal for a variety of applications, including:

• Industrial control systems
• Consumer electronics
• Automotive electronics
• Communication systems
• Medical equipment

Technical Specifications

The HCF40161BEY operates within a voltage range of -0.5V to +18V, and it is encapsulated in a dual in-line package, making it easy to integrate into a wide array of circuit boards. Its operating temperature range is from -55°C to +125°C, which ensures reliable performance under extreme conditions.

STMicroelectronics' commitment to quality and innovation is reflected in the HCF40161BEY, making it a smart choice for designers looking for a reliable and flexible counting solution.