Analog Devices Inc. ADM6315-29D4ARTRL7 Voltage Supervisor IC

The ADM6315-29D4ARTRL7 from Analog Devices Inc. is a robust voltage supervisor integrated circuit (IC) designed to monitor power supply voltages and ensure reliable operation of microprocessor (µP) systems. This IC is an essential component for applications that require precise voltage monitoring to safeguard system integrity.

This voltage supervisor features a factory-set threshold voltage of 2.925V, which is ideal for managing 3V logic systems. When the monitored voltage falls below this threshold, the ADM6315-29D4ARTRL7 asserts a reset signal to the µP, holding it in reset until the voltage returns to an acceptable level. This reset signal ensures that the µP does not operate under conditions that could lead to unpredictable behavior or damage.

The ADM6315-29D4ARTRL7 offers a variety of features that make it a versatile and reliable choice for system designers:

• Manual Reset Input: This feature allows for a manual system reset, providing designers with additional system control.
• Watchdog Timer: A built-in watchdog timer improves system reliability by monitoring the µP activity and initiating a system reset if the µP becomes unresponsive.
• Power Supply Glitch Immunity: The IC ensures that temporary power supply glitches do not cause false resets, maintaining system stability.
• Low Power Consumption: With its low power consumption, the ADM6315-29D4ARTRL7 is suitable for battery-powered applications where power efficiency is critical.
• High Accuracy: The device offers high threshold voltage accuracy, ensuring precise monitoring and reliable operation.

The ADM6315-29D4ARTRL7 comes in a compact 4-lead SOT-143 package, making it easy to integrate into space-constrained designs. Its operating temperature range of -40°C to +125°C allows for deployment in a wide range of environmental conditions.

Whether used in computers, embedded systems, or portable electronics, the ADM6315-29D4ARTRL7 is an excellent choice for designers seeking a reliable, high-performance voltage supervisor IC.