The MIC2774L-17YM5 is a highly integrated voltage monitor manufactured by Micrel (now Microchip Technology). This device is designed to monitor the supply voltage of microprocessors, microcontrollers, and digital systems. It provides a reset signal when the voltage drops below a specified threshold, ensuring proper system operation and preventing data corruption. It offers a precise and reliable method for voltage supervision with low power consumption.

Applications

• Microprocessor reset circuits
• Microcontroller voltage monitoring
• Portable devices
• Embedded systems
• Power management systems

Features

• Precise monitoring of 1.7V supply voltage: Provides accurate voltage supervision.
• Low supply current: Minimizes power consumption in battery-powered applications.
• Small package size: Allows for compact circuit designs.
• Built-in hysteresis: Prevents false resets due to voltage noise.
• Open-drain output: Offers flexibility in system design.

Benefits

• Prevents system malfunctions due to low voltage.
• Extends battery life in portable devices.
• Reduces PCB space requirements.
• Provides stable reset signals even with noisy power supplies.
• Offers flexibility in interfacing with different logic families.

Additional Details

The MIC2774L-17YM5 has a precise threshold voltage of 1.7V. It features a typical supply current of 1.5 μA. The device is housed in a SOT-23-5 package. The operating temperature range is -40°C to +85°C. The open-drain output requires an external pull-up resistor. The built-in hysteresis prevents unwanted reset signals caused by minor voltage fluctuations. This voltage monitor is designed to provide a reliable and cost-effective solution for voltage supervision in a wide range of electronic applications. Its low power consumption and small size make it particularly suitable for portable and battery-powered systems. It ensures that the microprocessor or microcontroller operates within its specified voltage range, preventing data corruption and system crashes. Its primary purpose is to maintain the integrity and stability of the system by detecting undervoltage conditions and initiating a reset sequence.