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PSoC 4 MCU

chmoc_1567941
New Contributor

i have psoc-4 (CY8C4245-482) stanlone ic.

   

i give external 5 volt between vdd and ground and i check voltage across vdd & ground pin with multimeter then it show only 2.6 volts.

   

And when i give 3.3 volts then it show only 1.051 volts .

   

why voltage is lower than given??i cant understand.

   

can anyone explain me.

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JoMe_264151
Expert II

Smells like shortcut. Anything that gets warm? Did you obey the required blocking caps suggestions?

   

 

   

Bob

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chmoc_1567941
New Contributor

hi bob,

   

blocking caps suggestions means??

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JoMe_264151
Expert II

Look into the schematics of the CY8CKIT-049 and check the power pins and their connected capacitors.  You may download and install the "Kit Only" files which will put all the documentation into Program files (x86)\Cypress\...

   

 

   

Bob

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