-----------DIGITAL LINKS QUESTIONAIRE  ----------------
General
-------
DESCRIPTION: 		XFT to XTRP
INFO PROVIDER:		Mike Kasten			
DATE:			Sept. 23, 1998
RESPONSIBLE PARTY: 	The Ohio State University (testing)
			University of Illinois (producing & installing)


Transmission medium
-------------------
TYPE:			60-conductor cable - not yet determined 
MFR. & CAT. NO. :	not yet determined
CABLE CONNECTORS:	Board End: Thomas&Betts 501-6017ES
			Cable End:  Thomas&Betts 622-6001
				     www.tnb.com


Cable plant
-----------
NO. CABLES:		48
ORIGIN:			Front Panels of XFT Crate
DESTINATION:		Rear Transition Modules of XTRP Crate
LENGTH:		50 Feet
PATH:			(1st Floor) XFT Crate to floor, along floor


Electrical details
------------------
TRANSMITTER:		LVDS Transmitter DS90C031
RECEIVER:		LVDS Receiver DS90LV032A (3.3V)
CABLE IMPEDANCES:	100 Ohm
CABLE TERMINATION:	100 Ohm
DATA RATE:		1 Word/33ns (30.3 MHz)


Signal specification (list where relevant documents can be found)
------------------
PIN ASSIGNMENT:	http:/web.hep.uiuc.edu/engin/cdf/xtrp
			Document: XFT_XTRP.txt
SIGNAL LEVEL:		LVDS
DATA FORMAT:	See Pin Assignment
ASSUMED VALID 
  DATA REGION:		At least 7ns out of 33ns between transfers;
			Phase of valid region independent to beginning of transfer