Texas Instruments

PCA9545ARGYR  

Specialized Backplane Connectors

The PCA9545ARGYR is a 4-Channel I2C Switch from Texas Instruments. It is a versatile device that allows multiple I2C devices to share a single I2C bus, reducing the number of bus wires required and simplifying the overall system design.

Description:

The PCA9545ARGYR is a 4-channel I2C switch that provides a simple and efficient way to expand the number of devices that can be connected to an I2C bus. It is designed to support both standard-mode (100 kbps) and fast-mode (400 kbps) I2C communication. The device features a compact 16-pin QFN package and is available in a wide temperature range of -40°C to +85°C.

Features:

1. 4-channel I2C switch
2. Supports standard-mode (100 kbps) and fast-mode (400 kbps) I2C communication
3. Independent channel control
4. Supports multiple master architectures
5. Bus arbitration and back-off protocol
6. 16-pin QFN package
7. Wide operating temperature range: -40°C to +85°C
8. Low power consumption

Applications:

The PCA9545ARGYR is suitable for a wide range of applications where multiple I2C devices need to share a single I2C bus. Some common applications include:

1. Industrial control systems
2. Automotive infotainment systems
3. Consumer electronics
4. Smart home devices
5. IoT devices
6. Sensor networks
7. Data acquisition systems
8. Medical equipment

In summary, the PCA9545ARGYR is a versatile and efficient I2C switch that simplifies system design by allowing multiple I2C devices to share a single bus. Its compact form factor, wide temperature range, and low power consumption make it suitable for a variety of applications across different industries.

PCA9545ARGYR Documents

Download datasheets and manufacturer documentation for PCA9545ARGYR

PCN Assembly/Origin :

Mult Dev A/T Site 16/Mar/2021      

Datasheets :

PCA9545A      

PCN Design/Specification :

Datasheet Update 25/Jun/2014