mrbill08 Well-known member Donor 5 years: 2014-2015, 2019, 2022-2023 Joined Mar 24, 2008 Messages 4,150 Reaction score 441 Location Illinois Sep 28, 2009 #1 Looking for AMD 25LS2539 or 74LS539 or equivalent. Anyone have any or know of a source for these? Also looking for a data sheet. Thanks, Bill
Looking for AMD 25LS2539 or 74LS539 or equivalent. Anyone have any or know of a source for these? Also looking for a data sheet. Thanks, Bill
channelmanic Well-known member Donor 3 years: 2011-2013 VAPS Joined Apr 5, 2008 Messages 17,110 Reaction score 1,093 Location Texas Sep 28, 2009 #2 You can find the pinout and truth table for the 25LS2539 out on www.datasheetarchive.com I've had zero luck on finding it though... RJ
You can find the pinout and truth table for the 25LS2539 out on www.datasheetarchive.com I've had zero luck on finding it though... RJ
jrok Well-known member Joined Jul 2, 2007 Messages 2,306 Reaction score 650 Location San Diego, California Sep 29, 2009 #3 mrbill08 said: Looking for AMD 25LS2539 or 74LS539 or equivalent. Anyone have any or know of a source for these? Also looking for a data sheet. Click to expand... Out of interest what is it used on ? - James
mrbill08 said: Looking for AMD 25LS2539 or 74LS539 or equivalent. Anyone have any or know of a source for these? Also looking for a data sheet. Click to expand... Out of interest what is it used on ? - James
ThurworAlpha New member Joined Aug 3, 2009 Messages 61 Reaction score 0 Location Arizona Sep 30, 2009 #4 Am25ls2539 the only place I could find that sells them is here: http://littlediode.com/components/A...2d838996&xid=9f114a000c367880006704ee02d4e653 The 74539 would not have been made as an "LS' part and would have been rare when new.
Am25ls2539 the only place I could find that sells them is here: http://littlediode.com/components/A...2d838996&xid=9f114a000c367880006704ee02d4e653 The 74539 would not have been made as an "LS' part and would have been rare when new.
channelmanic Well-known member Donor 3 years: 2011-2013 VAPS Joined Apr 5, 2008 Messages 17,110 Reaction score 1,093 Location Texas Sep 30, 2009 #5 Hey Bill, While you are reading the thread, can you let me know what you want done on your Neo Geo boards? I sent you a PM. RJ
Hey Bill, While you are reading the thread, can you let me know what you want done on your Neo Geo boards? I sent you a PM. RJ