Pin termination DDR CKE

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Pin termination DDR CKE

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keisukewatanabe
Contributor III

Dear support,

In the page 67 of data sheet, there is a note "CKE pin has a external weak pull down requirement."

But we can not find such part(s) in the reference circuit. Is the pull down resister really necessary?

Best regards,

Keisuke

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naoumgitnik
Senior Contributor V

Dear Keisuke,

You will find the answer in the following discussion: https://community.freescale.com/thread/310156.

Regards, Naoum Gitnik.

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naoumgitnik
Senior Contributor V

Dear Keisuke,

You will find the answer in the following discussion: https://community.freescale.com/thread/310156.

Regards, Naoum Gitnik.

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keisukewatanabe
Contributor III

Dear Naoum,

Thank you for your reply!

Best regards,

Keisuke

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