SP706TICF

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Power management integrated circuits (PMICs) are essential for energy efficiency in modern systems. PMICs are responsible for managing power from the power grid and other sources to various devices in the system. Supervisors are one type of PMICs that are responsible for monitoring the system and providing protection from faults in the system. The SP706TICF is a supervisor from Exar Corporation that offers system protection and monitoring.

The SP706TICF is a single-channel supervisor for providing protection for microprocessors and other devices. It monitors power supply voltages and temperatures, and can take corrective actions in case of fault conditions. It is designed to be used in systems with power sources ranging from 3.0V to 5.5V, and can protect silicon devices with supply voltages up to 20V. The SP706TICF also supports most processor reset signals, including active-low, active-high, dual active-high, open-drain and level-sensing.

The SP706TICF is designed to provide overcurrent, overvoltage, undervoltage and overtemperature protection for processor applications. It can also be used in battery-powered applications, where it will provide undervoltage protection and reset. The SP706TICF can detect fault conditions with a one-cycle accuracy of ±2%, and can provide a reset response time of 10µs maximum at a temperature of 25°C.

The SP706TICF incorporates an adjustable watchdog timer. This timer can be configured to generate a reset pulse when the designated timeout period has elapsed. It can be further configured to generate an interrupt when the timeout period has elapsed, allowing the system to take corrective actions. The watchdog interval is adjustable and can be set from 0.4s up to 54h using external resistors.

In addition to providing protection, the SP706TICF can also function as a power-on reset generator. It includes an internal voltage supervisor circuit that can be used to generate the power-on reset signal. This circuit monitors the supply voltage and can generate a reset pulse in case of low voltage or other fault conditions. The reset pulse width is adjustable from 0.8s up to 50s. The SP706TICF also includes an internal power-on reset delay circuit, which provides a delay of up to 6ms, allowing the system time to stabilize before the reset pulse is activated.

The SP706TICF can be used in many applications, such as processor protection, battery protection and power-on reset generation. It is designed to provide a high degree of protection, and to ensure that the system is in a safe state when the power is applied or when fault conditions occur. The SP706TICF is an efficient and cost-effective solution for system protection and monitoring.

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