On Fri, 2006-03-10 at 22:24 +0530, palam.c wrote: > On 3/10/06, palam. c wrote: > > Hi all, > > I am testing ENC28J60 + PIC 18f2550 for an ethernet project. > > I found that ENC28J60 circuit alone consumes about 150mA(at 3.3v). > > In Datasheet max Idd is specified as 250mA. It seems to be quite > > big for me. > > ENC consumes that big power ? My observation is true or not ? > > sorry, for my unclear question. As per datasheet it is 250mA. and my > measurement shows (ENC + magnetics) 150mA. Eventhough it is > lesser than specfied value, 150mA looks big for me. > IC is getting hot when running (First time i am encountering this > with a digital ic). Ever felt how warm some PCI NIC chips get? > 250mA is the worst case number from datasheet, I like to know the typical > number ? Anybody worked on ENC got similar issues ? Issues? The datasheet specs 250mA, you're getting less, you don't have an issue. And yes, all my ENC chips consume ~200mA alone. TTYL ----------------------------- Herbert's PIC Stuff: http://repatch.dyndns.org:8383/pic_stuff/ -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist