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本文都从yahooanalogcoms_vlsi group 转载的
1关于运放cmrr问题 NO, when you are using opamp in inverting, i.e. there is no common mode voltage if noninverting terminal is grounded so it not a problem. If you use opamp in non inverign mode then only the applied voltage become the common mode voltage and then we have to think of CMRR.
Bansal. _______________________________________________________________________
On Wed, 14 Jul 2004, [iso-8859-1] ajay dahiya wrote:
> Date: Wed, 14 Jul 2004 08:45:55 +0100 (BST) > From: "[iso-8859-1] ajay dahiya" > Reply-To: ASICDESIGN@yahoogroups.com > To: ASICDESIGN@yahoogroups.com, analogcmos@yahoogroups.com > Cc: analogcmos_vlsi@yahoogroups.com > Subject: [ASICDESIGN] regading opamp > > hi all > > > can someone clarify my doubt that > > Common mode rejection ratio is more important when we are using opamp in inverting configuration. > > thans in advance |
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