The CAT809TEXR-T from ON Semiconductor is a precision voltage supervisor designed to monitor VCC in digital systems and provide a reset signal to the host processor when necessary. This component ensures that your microprocessor, microcontroller, or other digital system operates reliably by resetting the system during power-up, power-down, and brown-out conditions.

Key Features

• Voltage Threshold Options: The CAT809TEXR-T offers a preset threshold voltage of 3.08V, making it suitable for a range of applications that require a 3V power supply.
• Reset Timeout Delay: It provides a 140 ms minimum reset timeout delay, ensuring the system has sufficient time to stabilize before resuming operation.
• Low Power Consumption: With its low power consumption, this voltage supervisor is ideal for portable and battery-operated equipment, contributing to extended battery life and improved energy efficiency.
• High Accuracy: The device features high threshold accuracy of ±2%, which allows for reliable monitoring and protection of the system voltage.
• Operating Temperature Range: It is designed to operate over a wide temperature range from -40°C to +85°C, suitable for industrial and automotive environments.
• Compact Packaging: The CAT809TEXR-T comes in a small 3-pin SOT-23 package, making it an excellent choice for space-constrained applications.

Applications

The ON Semiconductor CAT809TEXR-T is versatile and can be used in various applications, including:

• Microprocessor, microcontroller systems
• Computers and servers
• Portable/battery-powered equipment
• Intelligent instruments
• Industrial controllers

Product Specifications

With its precise monitoring capability and robust design, the CAT809TEXR-T is a reliable solution for system voltage supervision, offering peace of mind that your digital systems will operate as intended under various power conditions.