Maxim Integrated DS1811R-10 Processor Supervisor

The Maxim Integrated DS1811R-10 is a robust processor supervisory circuit designed to monitor the power supplies in microprocessor and digital systems. It provides a precise, cost-effective solution for systems that require reliable operation and quick response to power failures or out-of-tolerance conditions.

Key Features

• Reset Threshold Voltage: The DS1811R-10 features a preset reset threshold voltage of 4.375V, which is ideal for 5V power supply monitoring, ensuring that the system has a stable and adequate voltage to operate correctly.
• Reset Timeout: It offers a 150ms minimum power-on reset timeout, which gives the system sufficient time to stabilize before resuming operations after a power failure or during power-up.
• Low Power Consumption: With its low power consumption, the device is suitable for power-sensitive applications, ensuring that the monitoring process does not significantly impact the overall power budget of the system.
• Compact Packaging: The DS1811R-10 is available in a compact SOT-23 package, making it suitable for space-constrained applications without compromising functionality.
• Temperature Range: The device operates over a wide temperature range, from -40°C to +85°C, allowing for reliable performance across diverse operating environments.

Applications

The DS1811R-10 processor supervisor is versatile and can be used in various applications, including:

• Microprocessor systems
• Computers and servers
• Embedded systems
• Portable/battery-powered equipment
• Industrial controllers

Reliability and Safety

The DS1811R-10 is designed to enhance the reliability and safety of electronic systems. By providing an active-low reset signal, it ensures that the microprocessor resets in a predictable state during power-up, power-down, or brownout conditions. This feature is critical for preventing system malfunctions and data corruption, which can be caused by unpredictable system behavior due to inadequate power supply voltage.

Maxim Integrated's commitment to quality and reliability is evident in the DS1811R-10 processor supervisor, making it a trusted component for designers looking to enhance system stability and robustness.