PCA9546ADGVRManufacturer: TI 4-Channel I2C And SMBus Switch With Reset Functions 16-TVSOP -40 to 85 | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| PCA9546ADGVR | TI | 742 | In Stock |
Description and Introduction
4-Channel I2C And SMBus Switch With Reset Functions 16-TVSOP -40 to 85 The **PCA9546ADGVR** from Texas Instruments is a versatile 4-channel I²C bus multiplexer designed to enable communication between multiple I²C devices sharing the same bus. This component is particularly useful in systems where multiple I²C slave devices must coexist without address conflicts, allowing a single master to select and interact with different peripherals efficiently.  
Housed in a compact TSSOP-16 package, the PCA9546ADGVR features low on-state resistance and supports bidirectional voltage-level translation, making it suitable for mixed-voltage applications. Its interrupt input capability allows for monitoring connected devices, enhancing system responsiveness.   Key specifications include a wide operating voltage range (2.3V to 5.5V), ensuring compatibility with various logic levels. The device also incorporates power-up reset functionality, preventing bus contention during initialization. With its robust ESD protection, the PCA9546ADGVR ensures reliable performance in demanding environments.   Ideal for embedded systems, industrial controls, and consumer electronics, this multiplexer simplifies I²C bus expansion while maintaining signal integrity. Its low standby current consumption further enhances energy efficiency, making it a practical choice for power-sensitive designs.   By enabling seamless I²C communication across multiple channels, the PCA9546ADGVR provides an effective solution for complex interfacing requirements. |
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Application Scenarios & Design Considerations
4-Channel I2C And SMBus Switch With Reset Functions 16-TVSOP -40 to 85
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