Texas Instruments

PCF8575DWR  

I/O Expanders

PCF8575DWR Description

The PCF8575DWR is a 16-bit I/O expander designed by Texas Instruments, offering a versatile solution for various applications in the electronics industry. With a clock frequency of 400 kHz, this device is capable of handling high-speed data transfer. It operates within a voltage supply range of 2.5V to 5.5V, ensuring compatibility with a wide range of systems. The PCF8575DWR is RoHS3 compliant, REACH unaffected, and EAR99 classified, making it suitable for global distribution and use.

PCF8575DWR Features

• 16 I/O lines for flexible and expandable interfacing
• I2C and SMBus interfaces for easy integration with microcontrollers and other devices
• 1mA and 25mA output current capabilities for driving various loads
• Surface-mount packaging for space-saving and efficient PCB design
• Active product status with ongoing support from Texas Instruments
• POR (Power-On Reset) feature for reliable operation
• Interrupt output for real-time event notification
• Moisture Sensitivity Level (MSL) of 1, allowing for unlimited storage time

PCF8575DWR Applications

The PCF8575DWR is ideal for a variety of applications where I/O expansion is required. Some specific use cases include:

1. Industrial automation systems: The high-speed data transfer and I/O expansion capabilities make it suitable for controlling and monitoring various sensors and actuators in industrial settings.
2. Home automation and IoT devices: The PCF8575DWR can be used to interface with various smart home devices, such as lighting, temperature sensors, and security systems, providing a centralized control solution.
3. Wearable devices: The compact size and low power consumption make it an excellent choice for wearable electronics, such as smartwatches and fitness trackers, where space and battery life are critical.
4. Automotive applications: The PCF8575DWR can be used to interface with various sensors and actuators in vehicles, such as engine control units, infotainment systems, and safety features.

Conclusion of PCF8575DWR

The PCF8575DWR is a versatile and reliable I/O expander that offers a range of features and benefits for various applications in the electronics industry. Its high-speed data transfer, flexible I/O options, and compact packaging make it an ideal choice for designers looking to expand their system capabilities while maintaining a compact footprint. With ongoing support from Texas Instruments and a range of certifications, the PCF8575DWR is a reliable and cost-effective solution for your next project.

PCF8575DWR Documents

Download datasheets and manufacturer documentation for PCF8575DWR

Images :

Mechanical Outline Drawing      

PCN :

Process Change Notification (PDF)       Qualify New Assembly Material set for Selected Device(s) (PDF)       Product Change Notification 2024-09-11 (PDF)       Product Change Notification (PDF)      

Models :

PCF8575DWR Symbol & Footprint by SnapMagic      

Product Catalogs :

I2C Guide (Rev. E)