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  • AFE4404: Alternate use suitability

    TI Thinks Resolved
    Part Number: AFE4404 Hello there, We're currently looking at using the AFE4404 to drive an LED for 5us and read back a different wavelength for 10us using a PD. We're specifically looking at the intensity and decay time of the PD reading. Is the AFE4404…
    • Answered

  • RE: AFE4404: About AFE4404 buffer

    Resolved
    Hello, No, the AFE4404 does not include any memory to hold multiple measured values. Please refer to the datasheet for the ADC output registers that holds the most recent LED and Ambient values.

  • AFE4404: AFE4404 Hz Change Routine

    Part Number: AFE4404 Hi. I was changing Hz using AFE4404 EVM. I want to freely change the Hz in code just like when I put the desired Hz into Pulse Repetition in AFE4404 EVM, the 0x00 to 0x1E register value changes. So I'm curious about the formula for…

  • RE: AFE4404: AFE4404 Calibration code initCalibrationRoutine()

    Hi, 87381 is IDEAL. Please take a look of the reply earlier. it says&states at the very beginning, "IDEAL" and "20% accuracy". You may use Ctrl+F to search & find the two quoted words in this page and you shall see it. Tha…

  • AFE4404: AFE4404 Rf, Cf Features

    Part Number: AFE4404 Hi. I have a question while I was picking ppg with afe4404. I understand OFFDAC, Gain. But I don't know the function of the CF. Thank you.

  • AFE4404: AFE4404 PPG data guideline

    TI Thinks Resolved
    Part Number: AFE4404 Hi. I am extracting PPG data using AFE4404. I want to get pulse, spo2, and blood pressure with PPG data, is there a guideline or code provided by TI? Thank you.

  • AFE4404: AFE4404

    Part Number: AFE4404 Hello, I am trying to increase AFE4404 data reporting frequency to around 60 HZ using the following public arduino code. https://github.com/rakshithbk/AFE4404-Library/blob/master/AFE_Connect/AFE_connect.cpp But however I tried to…

  • AFE4404: Clinical-grade AFE44XX

    Part Number: AFE4404 Other Parts Discussed in Thread: AFE4400 , AFE4490 , AFE4403 I am interested in identify the clinical-grade pulse oximetry AFEs. When filtering the product catalog, I see that four options are viable: AFE4404, AFE4403, AFE4400, and…

  • ADS1291: ADS1291 AFE4404 Simultaneous Measurement

    Part Number: ADS1291 Other Parts Discussed in Thread: AFE4404 , Hi. I am developing with afe4404 and ads1291. I want to measure AFE4404 and ADS1291 at the same time. I set AFE4404 to 120Hz and ADS1291 to 500Hz. I know that the number of data is different…

  • AFE4404: Question about AFE4404

    TI Thinks Resolved
    Part Number: AFE4404 Hello TI experts, My customer considers AFE4404 for their new product, wearable smart wrist band. and they want to know the answers about 2 questions below. 1. they will use photo sensor which is same as AFE4404 EVM. (NJL5513R -…

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