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  • AMC7836: AMC7836 DAC Output Status When IOVDD Floating

    TI Thinks Resolved
    Part Number: AMC7836 Team, My customer has these two cases as below and need to check the AMC7836 DAC output status for these two cases. Note that the Vss is -8V in their system. Thank you! Case #1: Bring up device normally -> IOVDD is floated after bring…
    • Answered

  • AMC7836: Can AMC7836 reset pin pull down to GND?

    Resolved
    Part Number: AMC7836 Hi Team, I have one question about the AMC7836 reset pin connection with MCU. I found in all reference design the Reset pin is pull up to IOVDD with ~kohm resistor. I want to know can I pull down the reset pin as below? The advantages…
    • Resolved

  • AMC7836: Clamp oupput load current

    TI Thinks Resolved
    Part Number: AMC7836 In my lab, amc7836 evm board works in the clamp output mode,the clamp voltage is -10 v; And when the clamp output‘s ’load current is -4mA,the the clamp voltage is still -10 v; But in the datasheet,clamp output impedance…

  • AMC7836: AMC7836 configuration

    TI Thinks Resolved
    Part Number: AMC7836 Hi Team Now customer wanna use AMC7836 to complete the function show as below , Can you help to review if it is right of PIN assignment and configuration of AMC7836 show in Excel attachment. If not, Can you help show the right configuration…

  • AMC7836: AVDD/ DVDD backflow voltage issue

    TI Thinks Resolved
    Part Number: AMC7836 Other Parts Discussed in Thread: TPS7A7001 hi team: My customer uses AMC7836 device and found that AVDD/DVDD has some backflow voltage causing LDO（TPS7A7001） shutdown. The backflow voltage reach to -0.2V. if there any comments about…

  • ADS8028: How to calculate the ADC error and compare the ADC accuracy with AMC7836?

    TI Thinks Resolved
    Part Number: ADS8028 Other Parts Discussed in Thread: AMC7836 , Hi Team, I have a question that how to calculate the ADC error and compare the ADC accuracy? I found several error index in datasheet, such as INL, DNL, gain error, offset error. How to calculate…
    • Answered

  • AMC7836: Are there programmable registers that can be used to describe how the output voltage should adjust vs. temp?

    Resolved
    Part Number: AMC7836 Other Parts Discussed in Thread: AMC7834 , AFE10004 Hi team, My customer has the following question- I am checking if the AMC7836 bias DAC is capable to adjust its output voltage based on temperature. Does the AMC7836 have programable…
    • Resolved

  • AMC7836: ANALOG VS DIGITAL GROND

    TI Thinks Resolved
    Part Number: AMC7836 Hi Team, We are using AMC7836 in our design and we have below query. 1> Is it mandatory to differentiate Analog ground and digital ground for respective sections? In reference design we observed both Grounds are shorted directly…
    • Answered

  • AMC7836: AMC7836 DAC Monitoring

    Resolved
    Part Number: AMC7836 In the AMC7836IPAP Bias controller as per the pin description page(page number 5) the ADC0-ADC3 monitor the DAC group C outputs, and ADC4-ADC7 monitor the DAC group D outputs, please find the image attached, …
    • Resolved
    • Answered

  • AMC7836:

    Resolved
    Part Number: AMC7836 Hi, I am interfacing AMC7836 with a FPGA and while calculating noise margins found that the high side noise margin for AMC7836 digital inputs is less than 100mV and this will be an issue in our design. So I wanted to know at what…
    • Resolved

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