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jonoet
Associate
March 2, 2006
Question

V18 decoupling capacitor

  • March 2, 2006
  • 2 replies
  • 806 views
Posted on March 02, 2006 at 12:28

V18 decoupling capacitor

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2 replies

jonoet
jonoetAuthor
Associate
March 1, 2006
Posted on March 01, 2006 at 18:57

Hello, in the datasheet of STR73xF family, it is specified an external decoupling capacitor betwwen V18 and VSS with a max value equal to 100nF.

However, in the hardware getting started application note (AN2156), a 10uF tantalum in parallel is recommended.

Is it ok to place a bigger capacitor than the max value specified in the datasheet?

hichem2
Associate
March 2, 2006
Posted on March 02, 2006 at 12:28

Hello JNT,

You are right, only 100nF is mondatory us external decoupling capacitor to be connected between V18 pin and nearst Vss pins.

The hardware getting started will be cheked and corrected in the next release.

Regards,

Hich ;)