Product Overview

The ADM809TART-REEL is a highly reliable, precision microprocessor supervisory circuit from Analog Devices Inc., designed to monitor power supplies in microprocessor systems. It provides a significant level of system protection by issuing a reset signal to the microprocessor during power-up, power-down, and brownout conditions. With its tight reset threshold levels and low power consumption, the ADM809TART-REEL is an ideal choice for portable and power-sensitive applications.

Key Features

• Power Supply Monitoring: The device ensures that the microprocessor is reset to a known state during power-up, power-down, and brownout conditions, preventing software execution errors caused by insufficient power supply voltages.
• Reset Output: The reset output remains operational with V<sub>CC as low as 1.0V, and it can sink up to 10mA, making it capable of resetting most microprocessors and other digital systems.
• Low Power Consumption: With a quiescent current of typically 17µA, the ADM809TART-REEL is suitable for battery-operated equipment.
• High Accuracy: This device features a precision voltage monitor that maintains a tight reset threshold level for V<sub>CC detection, ensuring reliable operation.
• Temperature Range: The ADM809TART-REEL operates over a wide temperature range, making it suitable for various environments and applications.
• Compact SOT-23 Packaging: Housed in a small SOT-23 package, it is ideal for space-constrained applications without compromising on performance.

Applications

The versatility of the ADM809TART-REEL allows it to be utilized in a broad spectrum of applications, including:

• Portable and battery-powered devices
• Embedded systems
• Microprocessor/microcontroller systems
• Industrial controls
• Notebook computers
• Automotive systems

With its robust feature set and the reputation of Analog Devices Inc. for high-quality components, the ADM809TART-REEL supervisory circuit is an excellent choice for designers looking to enhance the reliability and performance of their power supply monitoring systems.