The MIC2774N-17YM5 is a supervisory circuit designed to monitor voltage levels in microprocessor and digital systems. It offers a cost-effective solution for ensuring reliable system operation by providing essential functions such as power-on reset, low-voltage detection, and manual reset input.

Applications:

• Microprocessor Systems: Ensuring proper reset during power-up and voltage sags.
• Digital Signal Processors (DSPs): Monitoring power supply stability for sensitive DSP applications.
• Embedded Systems: Providing a reliable reset signal for embedded control systems.
• Battery-Powered Devices: Monitoring battery voltage to prevent erratic behavior at low voltage.
• Industrial Control Systems: Safeguarding critical systems from power supply fluctuations.

Features:

• Precision Voltage Monitoring: Accurately monitors the input voltage.
• Power-On Reset Generation: Generates a reset pulse during power-up.
• Low-Voltage Reset Assertion: Asserts a reset signal when the input voltage falls below the threshold.
• Manual Reset Input: Allows for external reset triggering.
• Active-Low Reset Output: Provides a reset signal suitable for most microprocessors and microcontrollers.
• Small Package Size: Available in a compact package for space-constrained applications.

Benefits:

• Improved System Reliability: Prevents system malfunctions caused by voltage fluctuations.
• Simplified System Design: Reduces the need for external reset circuitry.
• Cost-Effective Solution: Provides a cost-efficient way to implement voltage monitoring and reset functionality.
• Enhanced System Stability: Ensures proper system startup and operation.
• Protection Against Data Corruption: Prevents data corruption due to voltage sags or power failures.

Additional Details:

The MIC2774N-17YM5 operates over a wide supply voltage range and features a precise threshold voltage. The reset output is active-low, which is compatible with most microprocessors and microcontrollers. The device is available in a small surface-mount package, making it suitable for compact applications. The specific voltage threshold for this part is 1.7V.