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PCF8575CTS from NXP,NXP Semiconductors

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PCF8575CTS

Manufacturer: NXP

Remote 16-bit I/O expander for I2C-bus

Partnumber Manufacturer Quantity Availability
PCF8575CTS NXP 1276 In Stock

Description and Introduction

Remote 16-bit I/O expander for I2C-bus The **PCF8575CTS** is a versatile **I/O expander** integrated circuit designed to simplify interfacing between microcontrollers and peripheral devices. This **16-bit I²C-bus** compatible component enables bidirectional communication, making it ideal for applications requiring additional input/output ports without increasing the complexity of the main controller.  

Featuring **low standby current consumption**, the PCF8575CTS is well-suited for **battery-powered devices** and energy-efficient systems. It supports **interrupt functionality**, allowing the host microcontroller to respond promptly to input changes, reducing the need for continuous polling.  

With a **wide operating voltage range (2.5V to 6V)**, this expander is compatible with various logic levels, ensuring seamless integration into diverse electronic designs. Its **high noise immunity** and robust construction make it reliable for industrial, automotive, and consumer applications.  

The PCF8575CTS is commonly used in **keypad interfaces, LED control, sensor monitoring, and relay driving**, offering a cost-effective solution for expanding I/O capabilities. Its compact **TSSOP package** ensures space-efficient PCB layouts, making it a practical choice for modern embedded systems.  

By leveraging **I²C protocol**, the PCF8575CTS minimizes wiring complexity while maintaining efficient data transfer, making it a preferred choice for designers seeking scalable and reliable I/O expansion.

Application Scenarios & Design Considerations

Remote 16-bit I/O expander for I2C-bus

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