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PCA9698DGG from NXP,NXP Semiconductors

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PCA9698DGG

Manufacturer: NXP

40-bit Fm+ I2C-bus advanced I/O port with RESET, OE and INT

Partnumber Manufacturer Quantity Availability
PCA9698DGG NXP 1768 In Stock

Description and Introduction

40-bit Fm+ I2C-bus advanced I/O port with RESET, OE and INT The **PCA9698DGG** from NXP Semiconductors is a versatile 40-bit I/O expander designed for applications requiring extensive digital input/output expansion. Built with an I²C-bus interface, it enables seamless communication with microcontrollers, reducing the need for additional GPIO pins while maintaining efficient system integration.  

Featuring 40 quasi-bidirectional I/O ports, the PCA9698DGG supports voltage-level translation between 1.8V and 5.5V, making it suitable for mixed-voltage environments. Each I/O pin can be individually configured as an input or output, offering flexibility in system design. The device also includes programmable pull-up resistors and interrupt functionality, enhancing responsiveness in event-driven applications.  

With a robust I²C-bus interface supporting clock frequencies up to 400 kHz, the PCA9698DGG ensures reliable data transfer in industrial, automotive, and consumer electronics. Its low standby current consumption makes it ideal for power-sensitive designs. Additionally, the device incorporates noise filtering and ESD protection, improving system durability in harsh environments.  

The PCA9698DGG is available in a compact TSSOP-56 package, optimizing board space while delivering high-performance I/O expansion. Whether used in LED control, sensor interfacing, or general-purpose system expansion, this component provides a scalable and efficient solution for complex digital designs.

Application Scenarios & Design Considerations

40-bit Fm+ I2C-bus advanced I/O port with RESET, OE and INT

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