BD5324FVE-TR

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The BD5324FVE-TR is a precision voltage supervisor device designed specifically for use in low voltage applications. It is used as a voltage supervisor to prevent unexpected power-on/off events in system-level designs, resulting in enhancing system stability. This device provides a discrete reset signal for system resetting in microcomputer systems and has a watchdog timer for system monitoring. This device is specifically designed for sequencing and supervision of low voltage power supplies and is especially useful in mobile device applications where power supply accuracy and system reset must be dependable.

The BD5324FVE-TR adaptation field is a wide range of applications including but not limited to automotive, medical, industrial and consumer applications. It can also be used as a system reset controller for low voltage applications such as PDAs, digital cameras, MP3 players, and LCD TVs. Also, it\'s able to deliver flexible reset delay and glitch filtering feature to avoid erroneous reset signals due to noise.

The BD5324FVE-TR has a built-in low-cost voltage supervisor with a threshold accuracy of ±2% to ensure the integrity of the power supply. It has a typical wide input voltage range from 1V to 3.6V, and its operation voltage ranges from 0.7V to 4.3V. It also features different reset delay settings ranges from 8 ms to 8096 ms with 1 ms incremental steps and glitch filtration feature that eliminates false reset signals due to fast voltage switch. It also offers selectable active high or active low reset output and power-down detection.

The BD5324FVE-TR working principle is based on a highly accurate voltage detection circuit that monitors the power supply voltage and outputs a reset signal to the microcontroller or the system control unit when a low or high-voltage limit is breached. The voltage supervisor includes a reset timer and a circuit to block the transient voltage. If a voltage discrepancy is detected, the timer starts counting down, and a reset signal is delivered to the system control unit when the timer reaches zero. During this time, the system control unit is prevented from operating in order to avoid malfunctioning. Once the voltage discrepancy is eliminated, the circuit will restore power to the system control unit and the system will resume its normal functioning.

The BD5324FVE-TR is an important device for the protection of system level designs that require a reliable voltage monitoring. It keeps power fluctuations and electrical noise under control, prevents erroneous reset signals and maintains data integrity. With its wide range of reset delay and glitch filtration setting, it is a great choice for customizing power supply sequencing and voltage supervision according to system requirements.

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