ADM810LART Voltage Supervisor by Analog Devices Inc.

The ADM810LART by Analog Devices Inc. is a highly reliable voltage monitoring device, designed to provide precision supervision for digital systems. It is an integral component for applications that require an automatic system reset during a power failure or brownout condition. This voltage supervisor ensures that microprocessor systems boot up in the correct state every time, by monitoring the supply voltage and initiating a reset if it detects a voltage below the acceptable threshold.

The device features a preset threshold voltage of 4.63V, which is suitable for 5V systems. Upon detecting an undervoltage condition, the ADM810LART asserts a reset signal, which remains active for a minimum of 140ms after the supply voltage has risen above the reset threshold. This built-in delay provides ample time for the power supply and processor to stabilize before allowing the system to resume operation.

One of the key advantages of the ADM810LART is its low power consumption, making it an excellent choice for power-sensitive applications. Furthermore, its compact SOT-23 package allows for space-efficient designs, perfect for modern compact electronic devices. The device operates over a wide temperature range, ensuring reliable performance in diverse environments.

The ADM810LART also features an active-low RESET output, which is guaranteed to be in the correct state for VCC down to 1V. This ensures that the device is able to properly reset the system even under extreme undervoltage conditions. Its precision voltage monitoring capability and robust design make it an essential component for safeguarding system integrity in a variety of applications, including computers, controllers, intelligent instruments, and portable electronics.

Overall, the ADM810LART from Analog Devices Inc. is a robust voltage supervisor that offers a blend of performance, reliability, and ease of integration. It is an ideal solution for designers looking to enhance the operational stability of their digital systems through effective power management.