--- crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68
On Wed, Oct 11, 2017 at 6:18 PM, Richard Wilbur <[email protected]> wrote: > Afterthought: If PADS does give impedance values, please include the > values for each of the HDMI differential traces and a URL to images of > the top and bottom layers of that layout. they're all 89 ohms, single-line. > That way I'll be able to make recommendations and markup the picture > to hopefully make everything clear. appreciated... there's no differences: they're all 89 ohms. i'm assuming that's calculated from track width and board / layer widths. capacitance is slightly different: the shorter traces (TX2) are 3.06pF, the longer ones (CK) are 3.55pF - i would imagine that the extra length results in a directly-proportionally larger capacitance? l. _______________________________________________ arm-netbook mailing list [email protected] http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook Send large attachments to [email protected]
