??? 05/27/04 15:54 Read: times |
#71338 - RE: Input signals to A/D - CMRR Responding to: ???'s previous message |
I don't know if it matters, but with the two R-C filters on the input to the INA, the Common-mode rejection will roll off significantly with higher frequencies. You might want to consider putting a larger differential capacitor into the circuit. See the following:
http://focus.ti.com/lit/an/sboa016/sboa016.pdf Russ |
Topic | Author | Date |
Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
To be added ... | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D - CMRR | 01/01/70 00:00 | |
Answer + circuit modification | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D | 01/01/70 00:00 | |
RE: Input signals to A/D![]() | 01/01/70 00:00 |