Maxim Integrated's MAX6383XR40D1 Microprocessor Reset Circuit

The MAX6383XR40D1 from Maxim Integrated is a highly reliable microprocessor (μP) supervisory circuit designed to maintain system integrity during power fluctuations and system malfunctions. This precision voltage monitoring device is an essential component for digital systems that require a stable and dependable reset function.

With a factory-set reset threshold voltage of 4.0V, the MAX6383XR40D1 ensures that microprocessors and other sensitive digital circuitry receive a clean reset signal whenever the supply voltage drops below this critical level. This helps to prevent erroneous operation due to low voltage conditions, which is crucial for maintaining the performance and reliability of the system.

The device features a robust reset output stage with a push-pull configuration, which eliminates the need for an external pull-up resistor and provides a strong low impedance reset signal. This active-low RESET output is guaranteed to be in the correct state for VCC down to 1V, ensuring that the system can recover from brown-out conditions effectively.

One of the key features of the MAX6383XR40D1 is its low power consumption, making it an ideal choice for battery-powered applications where power efficiency is paramount. Additionally, the device offers a reset timeout period of 1.2 seconds (minimum), giving the system ample time to stabilize before returning to normal operation.

Designed with versatility in mind, the MAX6383XR40D1 is available in a compact, 3-pin SC70 package, which is highly suited for space-constrained applications. Its operating temperature range of -40°C to +125°C ensures that it performs reliably in a wide range of environmental conditions, further enhancing its suitability for various applications, including portable devices, embedded systems, and industrial controls.

In summary, Maxim Integrated's MAX6383XR40D1 is a high-quality, precision voltage monitoring IC that offers a simple and effective solution for system reset functions. Its low power consumption, compact size, and robust feature set make it a valuable addition to any digital system requiring a reliable reset mechanism.