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  • FDC2112: FDC2112 obtain irregular jumped LC resonant frequency

    Part Number: FDC2112 Other Parts Discussed in Thread: FDC1004 Hi team, I attached two waveforms to you and bottom waveforms in diagram are the input signal of IN0A-IN0B for FDC2112. And these two different inputs has different conditions of output frequency…

  • FDC2112: how does FDC2112 obtain the LC resonant frequency?

    TI Thinks Resolved
    Part Number: FDC2112 Hi team, customer now want to learn how FDC2112 obtain the LC resonant frequency. does it count the pulse and calculate the frequency? If so, does it use the maximum or minimum number of pulse? Rayna
    • Answered

  • FDC2112: Increase the sensitivity of FDC2112

    Resolved
    Part Number: FDC2112 Other Parts Discussed in Thread: FDC2212 Hi team, One of my customer is using FDC2112 to detect the change of capacitance between 5pF~20pF with a resolution requirement of at least 0.2 pF per bit. But the actual resolution in their…
    • Resolved
    • Answered

  • FDC2112: Capacitance-to-digital converter

    Resolved
    Part Number: FDC2112 Other Parts Discussed in Thread: DAC7571 , Hi, I want to design a system for capacitance-to-analog converter. For this, i am not able to find any TI IC that can directly convert capacitance-to-analog voltage/PWM. So, I am planning…
    • Resolved
    • Answered

  • FDC2112-Q1: Configuration

    Resolved
    Part Number: FDC2112-Q1 Hi team, My customer would like to know can they use the register configuration from the development board for this part if they are using a 12 bit chip (the dev board has a 28 bit chip)? Is there anything they should change regarding…
    • Resolved

  • FDC2112-Q1: Accuracy

    TI Thinks Resolved
    Part Number: FDC2112-Q1 Hi team, My customer has a question about this part. The datasheet talks about the option for an internal or external clock. Are external clocks, in general, more accurate than internal clocks? Also, the ideal range of capacitance…
    • Answered

  • FDC2112: How to implement the external cap?

    Resolved
    Part Number: FDC2112 Other Parts Discussed in Thread: FDC1004 Hi Team, May I know whether the FDC2112 external cap sensor can be placed into the plastic case? Thanks B.R. Lucas
    • Resolved

  • FDC2112: which chip to perform detection using a big size coplanar sensor

    TI Thinks Resolved
    Part Number: FDC2112 Other Parts Discussed in Thread: FDC1004 , , FDC2212 Hello, I'm actually needing your advise for product/part number(s). We're setting up an application with big size conductive sensor to measure small/low profile objects with a…

  • FDC2112-Q1: Vehicle capacitive touch sensor inquiry

    TI Thinks Resolved
    Part Number: FDC2112-Q1 Other Parts Discussed in Thread: FDC2212-Q1 Hi, TI expert. Vehicle capacitive touch sensor inquiry A customer company is looking for a capacitive touch element for lamp on/off for the purpose of applying it to a hanger lamp inside…

  • FDC2112: How to calculate the sensor-activation time, conversion time, and channel-switch delay?

    TI Thinks Resolved
    Part Number: FDC2112 Hi TEAM, From the datasheet of FDC2112, on Page 17, how to get the vale of 1.8ms，3.2ms，0.75ms? Thanks a lot Matthew Chen

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