ON Semiconductor MC34164P-5RPG Microprocessor Supervisory Circuit

The ON Semiconductor MC34164P-5RPG is a highly precise microprocessor supervisory circuit designed to monitor the power supply and microprocessor activity in digital systems. It provides a crucial function in ensuring system reliability and stability by resetting the microprocessor during power-up, power-down, and brown-out conditions. This component is essential for applications requiring high dependability and uninterrupted operation.

Key Features

• Precision Voltage Monitoring: The MC34164P-5RPG is designed to precisely monitor 5V power supplies, with a threshold voltage of 4.55V, ensuring the system operates within safe voltage levels.
• Reset Time Delay: It features an internal delay that provides a reset signal for a minimum of 140ms after the supply voltage exceeds the reset threshold level. This ensures proper system reset and stabilization.
• Low Supply Current: With its low supply current of 15µA, this device is optimized for energy-efficient applications, reducing the overall power consumption of the system.
• Operating Temperature Range: The device operates effectively across a wide temperature range, from -40°C to +85°C, making it suitable for various industrial and commercial environments.
• Package Type: It comes in a PDIP-8 package, which is easy to handle and integrate into a wide range of electronic assemblies.

Applications

The MC34164P-5RPG is ideal for use in systems that require a reliable reset mechanism, such as:

• Microprocessor and microcontroller-based systems
• Computers and computer peripherals
• Intelligent instruments
• Portable battery-powered equipment
• Automotive systems

Reliability and Quality

ON Semiconductor is known for its commitment to quality and the MC34164P-5RPG is no exception. It is designed to meet stringent industry standards, ensuring high reliability and performance for critical system applications. With this supervisory circuit, designers can enhance system integrity and protect against power-related anomalies that could lead to data loss or system failure.

Conclusion

The MC34164P-5RPG from ON Semiconductor is a versatile and reliable solution for any system that requires accurate voltage monitoring and a robust reset mechanism. Its precision, low power consumption, and wide operating temperature range make it an excellent choice for a variety of applications, ensuring that systems remain operational and secure under various conditions.