The NXP HEF4521BP,652 is a high-performance, programmable 24-stage frequency divider and oscillator, designed to cater to a wide array of applications in the electronics industry. This versatile integrated circuit (IC) is part of NXP's HEF4000 family, renowned for its robustness and reliability in various digital functions.

Key Features

• Programmable Divider: The HEF4521BP,652 can be programmed to divide by any number up to 2²⁴, making it an excellent choice for custom frequency division applications.
• Oscillator Configuration: The device includes an on-chip RC oscillator, which can be utilized with an external resistor and capacitor to create a stable timing element for various applications.
• Wide Voltage Range: It operates over a wide voltage range from 3V to 15V, providing design flexibility for both low and high voltage applications.
• Static Operation: The IC is capable of static operation, allowing it to maintain the current state indefinitely without the need for a clock signal.
• Output Capability: The standard outputs can drive up to 10 LSTTL loads, which ensures compatibility with various logic families.

Applications

The HEF4521BP,652 is suitable for a broad range of applications, including but not limited to:

• Frequency division in digital clocks and timers
• Time delay generation in control systems
• Sequential logic operations
• Waveform generation

Product Specifications

With its DIP-16 package, the HEF4521BP,652 is easy to integrate into various circuit boards. The device is specified for operation from -40°C to +85°C, ensuring performance in extreme conditions. Its symmetrical output impedance, high noise immunity, and low power consumption make it a reliable choice for designers looking for a frequency divider or oscillator solution.

Conclusion

The NXP HEF4521BP,652 stands out as a highly programmable and versatile component, ideal for designers who require a precise and reliable frequency divider or oscillator within their electronic systems. Its compatibility with various logic families, coupled with its ease of use, makes it a go-to solution for a multitude of digital applications.