Product Overview: NXP PCA9517ADP I²C Bus Repeater

The NXP PCA9517ADP is a robust I²C bus repeater designed to provide bidirectional voltage-level translation with true bidirectional capability. This device is an essential component for systems that require a seamless interface between different voltage nodes within an I²C bus system.

Key Features

• Voltage Level Translation: The PCA9517ADP allows for direct interfacing between a 5V I²C bus and a 3.3V I²C bus without the need for additional components, ensuring compatibility across various voltage domains.
• Hot Swappable: It supports hot insertion and removal without the need to power down the system, making it highly suitable for high-availability or maintenance-friendly systems.
• Enhanced Signal Integrity: The device includes integrated rise time accelerators which improve the signal quality on the bus lines, ensuring reliable communication even in capacitive environments.
• Low Standby Current: It boasts a low standby current, making it ideal for power-sensitive applications.
• Robustness: The PCA9517ADP is designed to be tolerant to system changes, providing a stable I²C communication link even under varying conditions.

Applications

This I²C bus repeater is versatile and can be used in a wide range of applications, including:

• Multi-voltage systems where I²C signals need to be passed between different logic levels.
• Systems that require a hot-swappable interface, such as server backplanes and telecommunications equipment.
• Applications that need to extend the I²C bus communication distance.
• Complex systems with multiple I²C devices or high capacitance loads.

Package and Quality

The PCA9517ADP is offered in a TSSOP-8 package, providing a compact footprint while ensuring ease of PCB layout and manufacturing. NXP's commitment to quality ensures that this I²C repeater meets the stringent requirements of industrial and automotive applications, delivering reliability and performance.