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What's different between PCA9555 and TCA9555

Kai Hsiao
Guru 12675 points
Other Parts Discussed in Thread: PCA9555, TCA9555

Dear Sir 

If we would like to replace NXP PCA9555 ,which solution of TCA9555 or PCA9555 could replace NXP PCA9555 directly??

Please kindly help to give more idea

Thanks

  • 0
    TI__Expert 5140 points
    Hi Kai,

    Thanks for the question. Either TCA9555 or PCA9555 can be used to replace NXP directly.

    The main difference between the TCA and PCA device is that our TCA devices can operate at lower supply voltages and have fixed errata from our PCA devices.

    Thanks,
    Siby