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PCA9515ADT from TI,Texas Instruments

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PCA9515ADT

Manufacturer: TI

Dual Bidirectional I2C Bus and SMBus Repeater 8-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
PCA9515ADT TI 13 In Stock

Description and Introduction

Dual Bidirectional I2C Bus and SMBus Repeater 8-SOIC -40 to 85 The **PCA9515ADT** from Texas Instruments is a versatile **I²C bus repeater** designed to extend the communication range and improve signal integrity in multi-drop I²C applications. This bidirectional buffer supports both **Standard-mode (up to 100 kHz)** and **Fast-mode (up to 400 kHz)** I²C operations, making it suitable for interfacing between devices with varying voltage levels or long bus lengths.  

Featuring a **5-channel architecture**, the PCA9515ADT prevents bus lock-up by isolating capacitance between segments, ensuring reliable data transmission. Its **hot-swappable** capability minimizes disruptions during live insertion, while built-in noise filters enhance signal stability in noisy environments. The device operates across a **2.3V to 5.5V supply range**, accommodating mixed-voltage systems without external level-shifting components.  

Compact and efficient, the PCA9515ADT comes in a **TSSOP-8 package**, ideal for space-constrained designs. Common applications include industrial control systems, networking equipment, and embedded computing, where robust I²C communication is critical.  

With its **low standby current** and compatibility with I²C protocols, the PCA9515ADT offers a reliable solution for extending bus reach while maintaining signal integrity in complex electronic systems.

Application Scenarios & Design Considerations

Dual Bidirectional I2C Bus and SMBus Repeater 8-SOIC -40 to 85

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