ON Semiconductor MC34164 Microprocessor Reset Circuit

The ON Semiconductor MC34164 is an integrated microprocessor supervisory circuit designed to monitor the power supply and maintain system integrity during power-up, operation, and power-down. This robust device is essential for applications requiring high reliability and precision in power monitoring to protect sensitive microprocessors and digital systems.

Key Features:

• Undervoltage Sensing: The MC34164 provides precise monitoring of the power supply voltage, triggering a reset when the voltage drops below a predetermined threshold, ensuring the system operates within safe parameters.
• Low Power Consumption: With its low power draw, this device is ideal for power-sensitive applications, contributing to overall energy efficiency.
• Fast Response Time: The circuit reacts quickly to power supply fluctuations, providing rapid system protection and minimizing the risk of data corruption.
• Wide Operating Voltage Range: It operates over a broad voltage range, making it versatile for various applications and compatible with many microprocessors.
• Temperature Stability: The reset threshold is stable over the full temperature range, ensuring reliable operation under varying environmental conditions.
• Compact Packaging: Available in various package options, including the space-saving SOT-23, which is suitable for high-density PCB layouts.

Applications:

The MC34164 is widely used across several industries due to its versatility and reliability. Common applications include:

• Portable/Battery-Powered Equipment
• Computers and Computer Peripherals
• Embedded Systems
• Industrial Controllers
• Automotive Systems

ON Semiconductor's MC34164 is a critical component for designers who require a reliable and efficient method to safeguard their digital systems against the dangers of undervoltage conditions. Its ease of integration and robust feature set make it an excellent choice for ensuring the stability and integrity of a wide array of electronic products.