RE: [SI-LIST] : Power/Gnd Pin Input Impedance

Mellitz, Richard (richard.mellitz@intel.com)
Tue, 12 Jan 1999 12:22:29 -0800

Eric,

I agree with Andy, It could be a almost anything,
I guess this begs the proverbial consultant's question:
Why do you want to know this and what are you really try to accomplish?

Regards,
Rich

-----Original Message-----
From: Andrew Ingraham [mailto:Andrew.Ingraham@digital.com]
Sent: Tuesday, January 12, 1999 1:45 PM
To: 'ycchien'
Cc: 'si-list'
Subject: RE: [SI-LIST] : Power/Gnd Pin Input
Impedance

> What is the input impedance looking into IC's Power/Gnd
pin? How to
>measure it?

Including the IC itself?

Could be anything, I suppose.

Try something like a network analyzer with a bias T.

Regards,
Andy

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