The CAT823RTDI is a highly reliable supervisory circuit designed and manufactured by ON Semiconductor, a leading name in the semiconductor industry. This precision voltage monitoring device is an essential component for systems that require voltage supervision to ensure stable and secure operation.

Key Features

• Precision Monitoring: The CAT823RTDI offers precise monitoring of power supply voltages, ensuring systems operate within their specified voltage ranges for optimal performance.
• Low Power Consumption: Designed for power-sensitive applications, it consumes minimal power, contributing to the overall energy efficiency of the system it is integrated into.
• Reset Signal: It provides a reset signal to the host processor when it detects a voltage that is out of the predefined threshold, thus preventing system malfunction.
• Programmable Delay: The reset timeout period is programmable, allowing designers to customize the delay to suit various system requirements.
• High Accuracy: The device features a high threshold accuracy of ±1.5%, which is critical for systems that cannot tolerate voltage deviations.

Applications

The CAT823RTDI is widely used in a variety of applications, including:

• Microprocessor and Microcontroller Systems
• Portable/Battery-Powered Equipment
• Industrial Controllers
• Automotive Systems
• Intelligent Instruments

Technical Specifications

With a broad operating voltage range and low supply current, the CAT823RTDI is suitable for monitoring 3V, 3.3V, and 5V power supplies. The device is available in a compact SOT-23 package, making it ideal for space-constrained applications. It also features built-in hysteresis to prevent false reset signals due to transient conditions, ensuring reliable and consistent operation.

ON Semiconductor's commitment to quality means that the CAT823RTDI is designed for longevity and durability, making it a trustworthy choice for critical system monitoring tasks. By incorporating this supervisory circuit into your design, you can enhance system reliability, prevent data loss, and reduce the risk of damage due to irregular voltage levels.