Mar 17, 2010 #1 S siddharth1501 Member level 1 Joined Dec 13, 2009 Messages 39 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location india Activity points 1,501 hi all why sheilding is done only with power and ground? regards siddu
Mar 17, 2010 #2 D dipak.rf Member level 3 Joined Mar 9, 2008 Messages 56 Helped 3 Reputation 6 Reaction score 1 Trophy points 1,288 Activity points 1,622 Re: sheilding hey, Do you mean why sheilding is tie or connected to POWER or GND?
Mar 17, 2010 #3 S siddharth1501 Member level 1 Joined Dec 13, 2009 Messages 39 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location india Activity points 1,501 Re: sheilding yes why we sheid with power and ground
Mar 17, 2010 #4 L leozuo Newbie level 6 Joined Mar 13, 2010 Messages 13 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,281 Location USA Activity points 1,334 sheilding because that is DC. If sheild voltage changes a lot, it will affect the signal.
Oct 25, 2010 #5 R raki31 Member level 4 Joined Oct 11, 2008 Messages 70 Helped 5 Reputation 10 Reaction score 2 Trophy points 1,288 Location Hyderabad Activity points 1,669 Re: sheilding Right VDD and GND are DC signals, but even though u can see noise bounces in both power lines. Can u plz tell me how it will be effected with this ?
Re: sheilding Right VDD and GND are DC signals, but even though u can see noise bounces in both power lines. Can u plz tell me how it will be effected with this ?
Oct 25, 2010 #6 D dinesh hegde Member level 2 Joined Apr 1, 2009 Messages 42 Helped 4 Reputation 8 Reaction score 3 Trophy points 1,288 Activity points 1,528 Re: sheilding Yes there are POWER/GND bounces, but still they are far better than other switching signal couplings.
Re: sheilding Yes there are POWER/GND bounces, but still they are far better than other switching signal couplings.
Mar 29, 2011 #7 J jeevan.life Full Member level 5 Joined Jun 26, 2010 Messages 241 Helped 83 Reputation 164 Reaction score 78 Trophy points 1,308 Location Bangalore Activity points 2,444 power or gnd bounce will result in a glitch in the shielded line...usually gnd is preffered
Mar 30, 2011 #8 D dgnani Advanced Member level 1 Joined Jul 25, 2009 Messages 424 Helped 160 Reputation 322 Reaction score 152 Trophy points 1,323 Location USA Activity points 4,007 siddharth1501 said: hi all why sheilding is done only with power and ground? regards siddu Click to expand... usually shielding requires a low impedance, low noise net, this usually correspond to a supply net. In general you can use any low impedance net even a dedicated one for shielding
siddharth1501 said: hi all why sheilding is done only with power and ground? regards siddu Click to expand... usually shielding requires a low impedance, low noise net, this usually correspond to a supply net. In general you can use any low impedance net even a dedicated one for shielding