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  • RE: AFE4420: AFE4460 Dynamic Range Extension DC Drift

    Hi Steve, I have you looped in with my team for support. If you need any additional support, don't hesitate to reach out via email. I'll be closing this thread since we've tackled this elsewhere; if you'd like to reopen this E2E thread please reply…
    • Answered

  • RE: AFE4420: I want to know how can I take out the value read by afe4420’s PD.

    Resolved
    Hello, you can access the EVM firmware source code from the AFE4420 secure folder at https://www.ti.com/mysecuresoftware

  • AFE4420: Set LED current to >100mA

    TI Thinks Resolved
    Part Number: AFE4420 Hi Team, Can you have a look at the following customer request, please? I need to set higher LED current values, namely above 100 mA. The board is controlled by a Python script. In the datasheet it says that the LEDs can be driven…

  • AFE4420: AFE4420 ADC Value

    Part Number: AFE4420 Hi, in my hardware, the PD's Anode connect to INP1 of AFE4420, and Cathode connect to INM1, according to the description in AFE4420 datasheet, the ADC value shoud be negative： "If connecting the positive input pin to the PD…

  • CCS/AFE4420: AFE4420 Value and Register Setting Value

    TI Thinks Resolved
    Part Number: AFE4420 Tool/software: Code Composer Studio Hello I have completed Register Setting on AFE4420. I found out that data can be read from the FFh address on the datasheet. I want to turn on each of the 3 LEDs and bring the measured value and…

  • AFE4420: AFE4420 register configration

    Part Number: AFE4420 Hi, I'm now debugging AFE4420, I got some demo code, but from the demo code, I find the value write to the 4420 register is send by PC tools, could you please give some register configration table, such as configration for sample…

  • AFE4420: datasheet and Technical support

    TI Thinks Resolved
    Part Number: AFE4420 HI, I have applied for the data sheet and related materials of AFE4420 for many times, why can't I pass the application? Can you tell me the specific reason?

  • AFE4420: AFE4420 - Maximum current setting

    Part Number: AFE4420 Hi, We have afe4420 chip, we have to drive high currents > 200mA what is the configuration to use If AFE4420 does not support >200mA, 1. can we have external circuit along with AFE to drive it 2. OR any other suggestion that…
    • Answered

  • AFE4420: AFE4420 - Negative dark current

    Resolved
    Part Number: AFE4420 ​We are using afe4420 chip in our system. Connection - photodiode cathode is connected to the positive of TIA and anode to negative of TIA. With this we expect ADC to always swing in positive direction as per the datasheet With PD…
    • Resolved
    • Answered

  • AFE4420: AFE4420: FIFO outputs random data

    Resolved
    Part Number: AFE4420 Hi, there We configured AFE4420 to have 6 phases. An interrupt is generated every 1/120 second to output the data. Each phase is 355us in length and consists of turning on LED, ADC sampling and conversion, etc. The detailed AFE4420…
    • Resolved

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