The ADM691ANZ is a high-quality microprocessor supervisory circuit designed and manufactured by Analog Devices Inc., a leader in the semiconductor industry. This advanced component is engineered to monitor power supply voltages and microprocessor activity, ensuring reliable system operation through various protective features.

Key Features

• Power Supply Monitoring: The ADM691ANZ keeps a vigilant watch on the system power supply, providing a reset output during power-up, power-down, and brownout conditions. This feature ensures that the microprocessor is reset to a known state during fluctuations in the power supply.
• Backup Battery Switchover: In the event of a primary power failure, the ADM691ANZ seamlessly switches to a backup battery, maintaining power to the memory and real-time clock components.
• Watchdog Timer: A built-in watchdog timer serves as a system monitor, resetting the microprocessor if it fails to strobe within a preset time frame. This helps to prevent system lock-up and ensures continued operation.
• Minimum Component Count: The integration of multiple supervisory functions into a single chip reduces the number of components required, simplifying design and saving board space.
• Wide Operating Voltage Range: Designed to accommodate a range of systems, the ADM691ANZ operates over a voltage range of 4.65V to 5.5V, making it versatile for various applications.

Applications

The ADM691ANZ is ideal for use in microprocessor-based systems that require careful monitoring and control of power supply and system operation. Its applications span across various fields, including:

• Computers and computer peripherals
• Embedded systems
• Industrial controllers
• Intelligent instruments
• Portable electronics

Technical Specifications

The ADM691ANZ comes in a 16-lead PDIP (Plastic Dual In-line Package) and offers a temperature operating range from 0°C to +70°C. It is RoHS compliant and adheres to industry standards for quality and reliability.

Ordering Information

To integrate the ADM691ANZ into your next project, you can order directly from Analog Devices Inc. or through authorized distributors. The product's precise specifications and detailed datasheets are available to ensure it meets your application requirements.