Power up sequence for QDR II CY7C1412

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Anonymous
Not applicable

Hello,

   

The datasheet for the QDR II CY7C1412 mentions that VDD must be applied before VDDQ but the application note AN4065, page 8, mentions that VDD may be applied before VDDQ or they may be applied at the same time, which one is true? 

   

Thanks in advance,

   

Kevin McNulty

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1 Solution
PriteshM_61
Employee
Employee
25 solutions authored 10 solutions authored 5 solutions authored

Hi, 

   

 

   

Please refer the following Article. 

   

http://www.cypress.com/knowledge-base-article/applying-vdd-and-vddq-during-qdriiddrii-power-sequence...

   

 

   

Thanks

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1 Reply
PriteshM_61
Employee
Employee
25 solutions authored 10 solutions authored 5 solutions authored

Hi, 

   

 

   

Please refer the following Article. 

   

http://www.cypress.com/knowledge-base-article/applying-vdd-and-vddq-during-qdriiddrii-power-sequence...

   

 

   

Thanks

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