TCA6408A: TCA6408A

Vidhya J

Part Number: TCA6408A

Tool/software:

Hi Team,

If I have to use 3 of these IO expanders, can interrupts be shorted together and give as single input to CPU?

Thanks,

Vidhya

+1 Tyler Townsend 11 months ago

Hi Vidhya,

Yes. The /INT pin is an open-drain output, so the /INT of the 3 IO expanders can be shorted together as a single input to the CPU.

Regards,

Tyler

0 Vidhya J 11 months ago in reply to Tyler Townsend

Thanks for the confirmation.

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