May 19, 2009 #1 D damian_s Member level 1 Joined Aug 18, 2005 Messages 34 Helped 0 Reputation 2 Reaction score 0 Trophy points 1,286 Location Indonesia Activity points 1,545 noise level calculation Hi all, i need to design a board that is using ADC 12 bit. I don't know how to calculate maximum level of noise on my board that is still acceptable for correct operational of my ADC. Can anybody help me? Thx.
noise level calculation Hi all, i need to design a board that is using ADC 12 bit. I don't know how to calculate maximum level of noise on my board that is still acceptable for correct operational of my ADC. Can anybody help me? Thx.
May 19, 2009 #2 D dipnirvana Full Member level 4 Joined Jan 23, 2009 Messages 210 Helped 26 Reputation 52 Reaction score 4 Trophy points 1,298 Location India Activity points 2,296 calculating acceptable overall noise well it's all depend on the level of dynamic range you required in your design. Noise will always be there .
calculating acceptable overall noise well it's all depend on the level of dynamic range you required in your design. Noise will always be there .
May 19, 2009 #3 D damian_s Member level 1 Joined Aug 18, 2005 Messages 34 Helped 0 Reputation 2 Reaction score 0 Trophy points 1,286 Location Indonesia Activity points 1,545 Can you explain it more clearly? By the way, this is my fist time dealing with ADC chip, so I'm kinda new with this stuff. Thanks.
Can you explain it more clearly? By the way, this is my fist time dealing with ADC chip, so I'm kinda new with this stuff. Thanks.
May 19, 2009 #4 klystron Advanced Member level 4 Joined Jul 11, 2002 Messages 1,011 Helped 193 Reputation 386 Reaction score 179 Trophy points 1,353 Location South Africa Activity points 4,518 The noise level of a 12 bit A2D will be 2^12 x the A2D ref voltage. 1/ 4096 x reference voltage
May 19, 2009 #5 K Kral Advanced Member level 4 Joined Mar 28, 2005 Messages 1,319 Helped 280 Reputation 558 Reaction score 84 Trophy points 1,328 Location USA Activity points 13,401 klystron See the following: **broken link removed** Regards, Kral