Product Overview: ADM690AARZ by Analog Devices Inc.

The ADM690AARZ is a highly reliable and robust microprocessor supervisory circuit produced by Analog Devices Inc., a renowned leader in the semiconductor industry. This component is designed to facilitate reliable system operation by monitoring the power supply voltage in microprocessor systems. It is an essential piece of hardware for applications that require tight control over power supply and operational stability.

Key Features

• Power Supply Monitoring: The ADM690AARZ ensures that the microprocessor has a stable voltage supply by resetting the processor whenever the supply voltage drops below a preset threshold.
• Power-On Reset Control: This device provides an automatic reset signal to the microprocessor during power-up, power-down, and brownout conditions, thus safeguarding the system against unpredictable behavior.
• Backup Battery Switchover: In the event of a main power failure, the ADM690AARZ automatically switches to a backup battery, maintaining the supply voltage to the memory and real-time clock components.
• Low Power Consumption: Designed for energy efficiency, it operates with a very low quiescent current, making it suitable for battery-powered applications.
• Watchdog Timer: The built-in watchdog timer ensures that the microprocessor system restarts in the event of a software lock-up, enhancing system reliability.

Applications

The ADM690AARZ is versatile and can be used in a wide range of applications, including:

• Microprocessor systems
• Computers and computer peripherals
• Embedded systems
• Intelligent instruments
• Portable and battery-powered equipment

Technical Specifications

• Package / Case: SOIC-16
• Output Type: Push-Pull, Totem Pole
• Number of Voltages Monitored: 1
• Battery Backup Switching: Yes
• Supply Voltage - Max: 5.5V
• Supply Voltage - Min: 1.3V
• Operating Temperature: -40°C to +85°C

The ADM690AARZ from Analog Devices Inc. represents a blend of performance, reliability, and innovation, making it an excellent choice for safeguarding critical microprocessor-based systems.