The CAT874-80ULGT3 from ON Semiconductor is a precision voltage supervisor integrated circuit (IC) designed to monitor VCC in digital systems and provide a reset signal to the host processor when necessary. It ensures that the microprocessor and other digital systems reset from a low voltage condition in a controlled manner, maintaining system integrity and preventing data corruption.

Key Features

• Voltage Threshold: This device has a preset threshold voltage of 4.8V, making it ideal for 5V systems that require a tight control on the supply voltage.
• Reset Timeout: It offers a 140 ms minimum reset timeout delay, ensuring the system has sufficient time to stabilize before the processor restarts.
• Low Power Consumption: Designed with power efficiency in mind, the CAT874-80ULGT3 consumes minimal power, which is critical for battery-operated devices.
• High Accuracy: The threshold voltage accuracy is maintained over a wide temperature range, ensuring reliable operation under varying environmental conditions.
• Package: The device is offered in a small outline, surface-mount SOT-23 package, which is suitable for space-constrained applications.

Applications

The CAT874-80ULGT3 is suitable for a variety of applications where voltage monitoring is critical. This includes but is not limited to:

• Microprocessor / Microcontroller systems
• Computers and computer peripherals
• Battery-powered equipment
• Intelligent instruments
• Portable electronics

Product Benefits

By integrating the CAT874-80ULGT3 into your design, you benefit from enhanced system reliability through the prevention of improper operation at low voltage levels. The device's precision and low power consumption make it an excellent choice for sophisticated electronic systems that require consistent performance and long-term durability.