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LM98725: QUESTION OF SAMPLING MODE

Part Number: LM98725

Hi team

1. Refer to Datasheet 32 page.


According to the above document, the CDS switching structure has a lower input bias current than SH mode.
For this reason, please check if the CDS mode is darker than the SH mode even though it is the same input data.
Or if you have any other reason, please check.

2. Refer to Datasheet for CDS Gain and PGA Gain.

Please explain the difference between the two gains.

Also, considering the quality of the scanned image,
Please confirm that it is advantageous to apply CDS Gain x2.

Thanks,

YJ