PCA9672BSManufacturer: 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. |
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Application Scenarios & Design Considerations
Remote 8-bit I/O expander for Fm+ I虏C-bus with interrupt and reset
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