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PCA9548APWR from NXP,NXP Semiconductors

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PCA9548APWR

Manufacturer: NXP

8-Channel I2C Switch With Reset 24-TSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
PCA9548APWR NXP 67 In Stock

Description and Introduction

8-Channel I2C Switch With Reset 24-TSSOP -40 to 85 The **PCA9548APWR** from NXP Semiconductors is a high-performance, low-voltage 8-channel I²C bus switch designed to enable communication between multiple I²C devices on a single bus. This component is widely used in applications requiring multiplexed I²C communication, such as embedded systems, industrial automation, and consumer electronics.  

Featuring bidirectional switching, the PCA9548APWR allows up to eight downstream I²C buses to be connected to a single upstream bus, facilitating efficient data transfer without conflicts. It operates at voltages ranging from 1.65V to 5.5V, making it compatible with a broad range of microcontrollers and peripherals.  

Key features include interrupt handling, which enables quick response to downstream device requests, and a reset function that ensures reliable operation during power-up or system errors. The device also supports hot insertion, minimizing disruption in live systems.  

Housed in a compact TSSOP-24 package, the PCA9548APWR is ideal for space-constrained designs while maintaining robust performance. Its low standby current consumption further enhances energy efficiency, making it suitable for battery-powered applications.  

Engineers favor this component for its reliability, ease of integration, and ability to simplify complex I²C bus architectures, ensuring seamless communication in multi-device environments.

Application Scenarios & Design Considerations

8-Channel I2C Switch With Reset 24-TSSOP -40 to 85

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