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  • FDC1004: Length of CIN traces and layout verification

    TI Thinks Resolved
    Part Number: FDC1004 Hi, I had a couple of questions. I was wondering if someone could check and verify my design/ layout? Want to make sure the SHLD connections as well as the traces in parallel with the CIN traces make sense. Also, my next question…
    • Answered

  • FDC1004: FDC1004 suitable for capacitive force transducer design ?

    Resolved
    Part Number: FDC1004 Other Parts Discussed in Thread: LDC1612 , LDC1312 , Hi there, I was thinking to use the FDC1004 in single ended configuration with shielding to measure a force applied to a heavy duty threat rod measuring the change in distance between…
    • Resolved

  • RE: FDC1004: FDC1004 not linear for liquid in sponge

    Haydn, Everything that has been said so far makes it sound like residual oil in the sponge after draining is being detected by the FDC1004, but not the FDC2214. The two devices use different input buffers and architectures, so it is possible for the FD…
    • Answered

  • FDC1004: Theory of operation as a Fog Sensor?

    Resolved
    Part Number: FDC1004 Hello, in the datasheet for this product, it is listed that this chip can be used as a Rain / Fog / Ice / Snow Sensor. Is there more documentation or information on how to design a fog sensor with this chip?
    • Resolved

  • FDC1004: Is the pattern affect sensitivity of capacitance value??

    Part Number: FDC1004 To whom may it concern, Hello, I am Junhyeob from Korea. I use fdc1004 to measure capacitance. I use 2 ports like the below capture. above pattern(RED+) is 38mm, below pattern(blue+) is 25mm. I had test with 1pF ceramic capacitor…

  • FDC1004: Application issues

    Part Number: FDC1004 Hi, This is a water level indicator product，with a 1% defect rate during functional testing. Please help check the schematic diagram below, thank you! FDC1004DGSR_.pdf
    • Answered

  • FDC1004: Cover material for the sensor

    Resolved
    Part Number: FDC1004 Hello team, Is there any recommendation for the material of the cover on the sensor of FDC1004? Does regular plastic on top of the sensor affect the detection range or precision? Best Regards, Kei Kuwahara
    • Resolved

  • FDC1004QEVM: FDC1004

    TI Thinks Resolved
    Part Number: FDC1004QEVM Other Parts Discussed in Thread: FDC1004 , FDC1004EVM Hello, I want to write my own PC program instead use the TI program "Sensing Solutions EVM GUI". I can get the channel values via comport with the command "1". It is also possible…
    • Answered

  • FDC1004QEVM: FDC1004

    Resolved
    Part Number: FDC1004QEVM Hello, I have a question. If I read the register via i2c with Raspberry Pi 4, than I get the Information 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef 00: 03 20 02 19 01 31 01 85 10 3c 5c 7c 0d 00 00 00 ? ?…
    • Resolved
    • Answered

  • FDC1004: How to calculate decimal portion of capacitance value from MEAS1_MSB and MEAS1_LSB registers

    Resolved
    Part Number: FDC1004 From FDC datasheet page 16, I can calculate Integer portion of capacitance value using formular below MEAS1_MSB / 2^19 or MEAS1_MSB >> 19 How to calculate decimal portion of capacitance value? I got sample source code as below…
    • Resolved

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