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PCA9510ADP from PHI,Philips

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PCA9510ADP

Manufacturer: PHI, NXP

Hot swappable I2C-bus and SMBus bus buffer

Partnumber Manufacturer Quantity Availability
PCA9510ADP PHI, NXP 4970 In Stock

Description and Introduction

Hot swappable I2C-bus and SMBus bus buffer The **PCA9510ADP** from Philips is a versatile, hot-swappable I²C bus repeater designed to extend the range and enhance the reliability of I²C communication systems. This component is particularly useful in applications where long bus lines, multiple devices, or varying voltage levels may degrade signal integrity.  

Featuring bidirectional buffering, the PCA9510ADP isolates capacitance on different segments of the I²C bus, preventing signal degradation and ensuring stable data transmission. It supports standard-mode (up to 100 kHz) and fast-mode (up to 400 kHz) I²C operations while maintaining compatibility with existing I²C protocols.  

The device incorporates a unique offset voltage feature that prevents latch-up conditions, ensuring robust performance in multi-master environments. Its hot-swappable capability allows for safe insertion and removal of devices without disrupting the bus, making it ideal for live system upgrades.  

Housed in a compact TSSOP-8 package, the PCA9510ADP is well-suited for space-constrained applications such as industrial control systems, telecommunications equipment, and embedded computing. With its low standby current consumption, it also supports power-efficient designs.  

Engineers seeking to improve I²C bus reliability in complex or extended networks will find the PCA9510ADP a reliable and efficient solution.

Application Scenarios & Design Considerations

Hot swappable I2C-bus and SMBus bus buffer

Alternative Part Number

  • TCA9510ADP --: Pin-compatible I2C hot-swap buffer from NXP's TCA series, same TSSOP-8 package and function, direct drop-in replacement.
  • LTC4300A-1CMS8 --: I2C bus buffer with hot-swap capability in MSOP-8, functionally equivalent for capacitive isolation and stuck-bus recovery.
  • MAX7319AEE --: I2C bus buffer/accelerator with hot-swap support, suitable alternative when PCA9510ADP is unavailable, though package differs.
  • TCA9510ADP --: Same I2C hot-swap buffer function and pinout from the same vendor, with a different series prefix for easy distinction.
  • PCA9511ADP --: Closely related NXP I2C bus buffer in the same family with compatible electrical characteristics and package.
  • LTC4300A-1 --: Pin-compatible I2C hot-swap buffer from another manufacturer, suitable as a functional cross-reference alternative.

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