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Original question:

ADS1292: I want to only use 2 electrode (ADS1292) for 1-Lead ECG without RLD?

ADS1292: I want to only use 2 electrode (ADS1291) for 1-Lead ECG without RLD?

leo chen
Prodigy 235 points
Part Number: ADS1292

Dear TI experts:

               I have a project that I need use  ADS1292 for 1-LEAD ECG applicationwithout  RLD.  The pin assignments in the datasheet of ADS1292  describe RLDIN/RLDREF and RLDINV connect to AVDD if not used,The RLD function  is not enabled in the register，Can I not connect to AVDD,thanks

  • 0
    TI__Guru 55062 points

    Hi Leo,

    These pins should be connected to AVDD to reduce power consumption in the device. Additionally, if there is an incorrect setting in the registers you may accidentally connect a floating voltage internal to the device which can lead to unexpected issues.