IC Phoenix logo

Home ›  P  › P13 > PCA9518

PCA9518 from NXP,NXP Semiconductors

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

PCA9518

Manufacturer: NXP

Expandable 5-channel I2C hub

Partnumber Manufacturer Quantity Availability
PCA9518 NXP 11 In Stock

Description and Introduction

Expandable 5-channel I2C hub The **PCA9518** from NXP Semiconductors is a hot-swappable I²C bus repeater designed to extend the range and reliability of I²C communication systems. Supporting both Standard-mode (100 kHz) and Fast-mode (400 kHz) I²C operations, this component enables bidirectional voltage-level translation between segments operating at different voltages, from 2.3V to 5.5V.  

A key feature of the PCA9518 is its ability to isolate bus capacitance, preventing signal degradation in multi-drop applications. By buffering and re-driving I²C signals, it mitigates issues such as timing delays and noise, ensuring robust data transmission across long distances or high-capacitance buses.  

The device incorporates a built-in glitch filter to suppress noise spikes, enhancing signal integrity. Additionally, its hot-swap capability allows for live insertion and removal without disrupting the bus, making it ideal for modular or field-serviceable systems.  

With a low standby current and compatibility with I²C and SMBus protocols, the PCA9518 is well-suited for applications such as industrial control, telecommunications, and embedded systems where reliable I²C expansion is critical. Its compact package options further facilitate integration into space-constrained designs.  

By addressing common I²C limitations, the PCA9518 provides a practical solution for designers seeking to enhance system scalability while maintaining signal fidelity.

Application Scenarios & Design Considerations

Expandable 5-channel I2C hub

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips