[SI-LIST] Re: Power Supply Distribution/Filtering/Decoupling Guide]
- From: Hal Murray <hmurray@xxxxxxxxxxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Tue, 13 Jan 2004 13:19:36 -0800
Interesting discussion. Thanks.
> If there is anything to learn here, it is to take SI and packaging
> issues seriously in your component selection. Don't just let the
> system architect or board manager dictate what chip to use simply
> because it cost a few buck less or have this feature extra. Ask
> questions, look into data, review their package to make sure it also
> make sense in SI first. Assert yourself in the selection process. If
> you think there is not enough signal to ground pin ratio, raise you
> hand and ask why. ....
Suppose I'm a system/board level designer.
Aside from counting ground pins, is there anything in the data sheet that
will tell me how good a chip will be in this context?
What should I ask the vendor to discover if they have done a good job in this
area? Count the bypass caps on the demo board?
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