Re: [SI-LIST] : Re: (Differential SCSI)
Mark Nass (firstname.lastname@example.org)
Thu, 05 Feb 1998 11:43:10 -0800
We are laying out a board that has differential a SCSI bus on it.
The specs say the that the differential impedance should be 110-135 ohms.
What is differential impedance? Is this the impedance between
the 2 traces, or the impedance with respect to the plane?
Thanks for your help,