PCA9545A: PCA9545A

Stas Iz

Part Number: PCA9545A
Other Parts Discussed in Thread: TCA9548A

Hi team,

I will be grateful if you could assist with my question regard connection between two PCA9545A.

Can I connect two PCA9545A in series , like in image below. Thanks.

Thanks.

My Regards,

Stas.

+1 Clemens Ladisch over 2 years ago

Guru 316940 points

This is possible.

But it appears you are not using the interrupt level shifters, so you could simply use a single eight-channel switch like the TCA9548A.

0 Stas Iz over 2 years ago in reply to Clemens Ladisch

Thanks Clemens,

I have one PCA9545A on seperate PCB and second I want to place in my design.

Thanks for your help.

My rgards,

Stas.

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