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PCA9672BS from NXP,NXP Semiconductors

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PCA9672BS

Manufacturer: NXP

Remote 8-bit I/O expander for Fm+ I虏C-bus with interrupt and reset

Partnumber Manufacturer Quantity Availability
PCA9672BS NXP 766 In Stock

Description and Introduction

Remote 8-bit I/O expander for Fm+ I虏C-bus with interrupt and reset The **PCA9672BS** from NXP Semiconductors is a versatile 16-bit I²C-bus and SMBus I/O expander designed to enhance system flexibility in embedded applications. This CMOS-based component enables efficient control of multiple digital I/Os using a two-wire serial interface, reducing the need for additional microcontroller pins.  

Featuring a wide operating voltage range (2.3V to 5.5V), the PCA9672BS is suitable for mixed-voltage environments. Its open-drain outputs support direct LED driving, while internal pull-up resistors simplify circuit design. The device also includes interrupt functionality, allowing the host controller to monitor input changes without continuous polling, improving power efficiency.  

With a high noise immunity and robust ESD protection, the PCA9672BS ensures reliable performance in industrial and consumer electronics. Its low standby current consumption makes it ideal for battery-powered applications. The I²C address selection feature allows multiple devices to coexist on the same bus, enabling scalable designs.  

Engineers value the PCA9672BS for its ease of integration, making it a preferred choice for expanding I/O capabilities in displays, sensors, and control systems. Its compact package and reliable operation align with modern design requirements for space-constrained and power-sensitive applications.

Application Scenarios & Design Considerations

Remote 8-bit I/O expander for Fm+ I虏C-bus with interrupt and reset

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