Thank You all, I have received many answers and I am going to check them. Thank You very much. I understand that in my first mail I was not clear in writing; I have to do two different connections: First connection between, for example, Board1 and Board2 with LVTTL at 125MHZ 64 single ended bit; Second connection between BOARD3 and Board4 with LVDS at 500MHz 16 differential bit; Thank You very much for Your help. Yours Sincerely Giovanni Galiero > > Dear Experts, > > I need to connect, by means of a cable no longer than 30 cm, two > boards with two different electrical standards: > First Connection: LVTTL at 125MHz 64 Single ended bit; > Second Connection: LVDS at 500MHz 16 Differential Bit. > > I have no idea if such cables exist. Could You be so kind to > suggest me such cables or other ways to achieve the same result? > > Thank You very much for Your help. > > Yours Sincerely > > Giovanni Galiero ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu