• AD7656A Absolute max



    AD7656A/7A/8A and A-1's Absolute maximum ratings say “Vdd to AVcc is AVcc+0.7 to +16.5V”

    I would like to know what mean about this spec.




  • AD7656a-1 NOT Working

    Hi All ,

    I have purchased AD7656A-1 ADC for my experimental work. I have configured it for SPI interface using zedboard.

    Configuration is on Hardware. Using ALL data line A,B,and C. with internal ref selected.

    But there is a problem that I am getting…

  • AD7656A和AD7656的区别


  • Input Resistance of AD7656A-1

    Dear ADI Technical Support,

    We are designing a buffer to drive the analog inputs of AD7656A-1 (250ksps, 6-channel, simultaneous sampling, bipolar, 16-bit ADC). And we have following questions regarding its analog inputs.

    1. What's the input resistance…

  • AD7656A return only two values

    Dear community,

    I have problems with AD7656A. It is connected in hardware mode, with internal reference, VDD/Vss +/-6V, input +/-5.0V max., input channels V1-V6, no STANDBY, CONVSTA+CONVSTB+CONSTSTC tight together, SPI interface, no daisy chaining.…

  • AD7656 vs AD7656A-1 pin-for-pin & Software compatible?

    Hi - hope you can help.

       Could you tell me AD7656 vs AD7656A-1 - are these devices pin-for-pin & Software compatible?

    If not, how do they differ?

    Many Thanks,


  • RE: AD7656A-1的并行采集思路是这样吗?


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