ADM706SARZ

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PMIC - Supervisors are integrated circuits that are essential for the functioning of power management in modern day electronics. The ADM706SARZ is an microprocessor reset circuit that is a part of the family of PMICs. It provides an ideal solution for system-level monitoring of microprocessorreset signals by providing independent supervision of severalreset sources. The ADM706SARZ operates from a wide voltage range and is capable of resetting a low-voltage microprocessor at a threshold as low as0.9 V.

The main purpose of the ADM706SARZ is to constantly monitor its four separate reset inputs and reset the activities of the device or microprocessor to ensure that the system remains in a known state. It has reset-polarity detection that allows the pins to be used in both an active-low and active-high configuration. Additionally, there is a status output pin that uses an open-drain drive to indicate to the host system whether or not any of the reset inputs have triggered. This pin provides additional system monitoring capability.

The ADM706SARZ also features an advanced reset monitoring circuit which allows for efficient detection of power-up reset events. It includes an internal voltage-reference circuit, making it particularly wellsuited for low-voltage applications. Additionally, the chip is designed with wide input-voltage tolerance and is capable of withstanding ESD events of up to 4kV. These features make the ADM706SARZ an ideal choice for many applications.

The typical applications for the ADM706SARZ are in microprocessor monitoring, system reset, and board level general-purpose reset. It can be used in any system that requires an additional checkpoint to monitor the health of a microprocessor. In order to ensure maximum efficiency and safety, the hot-swap protection feature of the ADM706SARZ can be used to reduce the voltage drop on component pins. This allows the microprocessor to continue functioning even when disconnecting or connecting components.

The working principle of the ADM706SARZ is relatively simple. When power is applied to the reset pin, either directly or through an external connection, the ADM706SARZ constantly monitors the setup, confirming that the power supply meets the power supply requirement and that the device is functioning correctly. If any of the reset inputs fail to meet these criteria, the ADM706SARZ will Trigger an active-low reset. Once the reset occurs, the ADM706SARZ will continue to monitor the reset inputs until the voltage on the power supply returns to the required level.

In conclusion, the ADM706SARZ is an advanced microprocessor reset circuit which is perfect for system monitoring and reset applications. It operates from a wide voltage range and can detect power up reset events, providing ideal safety and reliability that modern day electronics need. The hot-swap protection feature ensures maximum efficiency and safety and ensures that the system remains in a known state.

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