The MAX8216CPD is an advanced microprocessor (µP) supervisory circuit designed by Maxim Integrated to monitor power supplies in digital systems. It provides a significant level of protection for microprocessors by ensuring that the system's voltages are within acceptable limits at all times, thus safeguarding the system against unpredictable behavior that can arise from power surges, brownouts, and other voltage-related anomalies.

Key Features

• Precision Voltage Monitoring: The device is engineered to monitor +5V, +12V, and -12V power supplies with high accuracy, ensuring that the microprocessor is running within the specified voltage range.
• Adjustable Reset Threshold: It comes with an adjustable reset threshold feature, allowing designers to set a precise voltage level at which the system will reset, offering customized protection based on specific system requirements.
• Minimum Component Count: Designed to function with a minimal number of external components, the MAX8216CPD simplifies the design and reduces the overall bill of materials for the system.
• Power-On Reset: Upon power-up, the device generates a reset pulse to ensure that the µP starts in a known state, enhancing the reliability of the system.
• Backup Battery Switchover: In the event of a power failure, the MAX8216CPD automatically switches to backup battery power, maintaining system operation without interruption.

Applications

The MAX8216CPD is versatile and can be used in a wide range of applications where reliable voltage monitoring is critical. It is particularly suitable for use in:

• Microprocessor-based systems
• Computers and servers
• Embedded systems
• Industrial control systems
• Telecommunications equipment

Package and Availability

The device is available in a 14-pin plastic DIP package, offering ease of integration into a variety of system designs. With Maxim Integrated's reputation for quality and reliability, the MAX8216CPD is a smart choice for designers looking to enhance system stability and protect against voltage-related failures.