On Sat, Oct 15, 2011 at 8:12 AM, Oli Glaser wrote= : > On 15/10/2011 11:53, fred jones wrote: > > Have a look at the dimensions of this chip: > > http://cds.linear.com/docs/Datasheet/1068fb.pdf > > I have not looked up yours but based on Bob Blick's response, it looks > like is larger than the link I posted. If that's true, I use this chip a= nd > regularly successfully solder it. > > I may have missed something here, but that link is to an SSOP package, > whilst the thread seems to be about BGA packages (i.e. pads underneath > the chip as opposed to on the sides) > > Same confusion I'm having. Can't stick a soldering iron under a BGA package= .. Best thing I can do is align with silkscreen. Anyway, I'm switching to Micron DRAM TSSOP chips. It seems the MIG explicity states they support those particular parts and they're only $10 or so for 256 mbit. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .