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Levan
Associate II
Feb 28, 2024 1:19 PM UTC
Question

What is the impedance of STM32WLE RPI differential pair?

Do I need to set the net impedances of differential pair from RFI_P and RFI_N to 50ohm?

Levan_0-1709125844798.png

 

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1 reply

STTwo-32
ST Technical Moderator
Mar 29, 2024 2:40 PM UTC

Hello @Levan 

As you can see on the Figure 8 of the AN5407, We need to have a 100ohms of differential.

Best Regards.

STTwo-32

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