Thread Links Date Links
Thread Prev Thread Next Thread Index Date Prev Date Next Date Index

10/100TX termination

The way we normally terminate the lines, are with 75ohm resistors from the
RX and TX center taps to frame ground (or ground trough a HV cap). Each of
the two unused pairs are shorted and connected to frame ground through 75ohm

Note that all the resistors are down to 1/10W.

RX+     ----------
RX-      ----------

TX+     ----------
TX-      ----------

UN1+   ---------| 
                    | --------75ohm------FGND		
UN1-    ---------| 

UN2+   ---------|
UN2-    ---------|



Thomas Joergensen
Hardware Engineer
Intel Denmark
Tel: (+45) 44886595
iNET: 296 6595
e-mail: Thomas.Joergensen@xxxxxxxxx