Sep 28, 2004 #1 X xusoso Member level 5 Joined Aug 18, 2004 Messages 88 Helped 7 Reputation 14 Reaction score 4 Trophy points 1,288 Activity points 570 what function is it i found this circuit on the layout of sigma-delta DAC chip, what function is it?
Sep 28, 2004 #2 Fom Advanced Member level 2 Joined Mar 10, 2004 Messages 630 Helped 84 Reputation 168 Reaction score 34 Trophy points 1,308 Location Taiwan Activity points 4,463 Re: what function is it Without the rest of schematic it is very difficult to say what function of that. Just frequency dependent resistance. Some kind phase correction. Or itt may be part of all-pass-filter.
Re: what function is it Without the rest of schematic it is very difficult to say what function of that. Just frequency dependent resistance. Some kind phase correction. Or itt may be part of all-pass-filter.
Oct 2, 2004 #3 A alastair41 Junior Member level 2 Joined Sep 22, 2004 Messages 24 Helped 5 Reputation 10 Reaction score 1 Trophy points 1,283 Activity points 192 Re: what function is it What a question is it? There is even no input/output in the graph. What I can say it is not on chip.
Re: what function is it What a question is it? There is even no input/output in the graph. What I can say it is not on chip.
Oct 3, 2004 #4 E electronrancher Advanced Member level 1 Joined Mar 24, 2002 Messages 447 Helped 46 Reputation 92 Reaction score 11 Trophy points 1,298 Activity points 6,935 what function is it well the top one is shorted out so it doesn't do anything. bottom one is a lowpass of 1/RC radians/sec you really should post the rest of the schematic, that way people will be able to help. it's not like we've never seen SD dac before.
what function is it well the top one is shorted out so it doesn't do anything. bottom one is a lowpass of 1/RC radians/sec you really should post the rest of the schematic, that way people will be able to help. it's not like we've never seen SD dac before.
Oct 4, 2004 #5 H Humungus Full Member level 6 Joined Jul 10, 2001 Messages 383 Helped 41 Reputation 82 Reaction score 15 Trophy points 1,298 Activity points 3,985 Re: what function is it Try to put the whole information when you make a question