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AIROC™ Bluetooth Forum Discussions

JiZh_4619191
Level 4
Level 4
25 replies posted 25 sign-ins 10 replies posted

Hi,

What is the RF Antenna Port(PIN18) output resistance of Cyw20719B2KUMLG?

 

Best regards.

Jian

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1 Solution
SheetalJ
Moderator
Moderator
Moderator
750 replies posted 500 likes received 500 replies posted

Hi Jian,

Following is the response from our team:

The RF FE that connects to 20719's RF port should match to 50-ohm system and usually antenna input is non-50ohm so definitely requires matching to ensure that there is no power loss to the antenna.

View solution in original post

4 Replies
SheetalJ
Moderator
Moderator
Moderator
750 replies posted 500 likes received 500 replies posted

Hi Jian,

I am checking this internally with our RF team, will update you soon.

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SheetalJ
Moderator
Moderator
Moderator
750 replies posted 500 likes received 500 replies posted

Hi Jian,

I couldn't find the exact value but usually it is 50 ohm.

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SheetalJ
Moderator
Moderator
Moderator
750 replies posted 500 likes received 500 replies posted

Hi Jian,

Following is the response from our team:

The RF FE that connects to 20719's RF port should match to 50-ohm system and usually antenna input is non-50ohm so definitely requires matching to ensure that there is no power loss to the antenna.

JiZh_4619191
Level 4
Level 4
25 replies posted 25 sign-ins 10 replies posted

Thanks a lot!

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