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Frequent questions

  • [FAQ] Can my ADC measure negative voltages?

    Other Parts Discussed in Thread: ADS1256 , ADS124S08 , ADS8688 , ADS131M08 My ADC’s datasheet gives the input range as ±VREF. Does that mean I can measure negative voltages with respect to ground?

  • [FAQ] How do I program the NVM of a smart DAC or AFE in production?

    Other Parts Discussed in Thread: DAC43401-Q1 , DAC43401 , DAC53401-Q1 , DAC53401 , DAC53701 , DAC43701 , DAC53701-Q1 , DAC43701-Q1 , DAC63204 , DAC53204 , DAC43204 , DAC63004 , DAC53004 , AFE539A4 I have used a smart DAC in my design and there is no on board controller…

  • [FAQ] ADS7953: I cannot communicate with the ADS795x, how do I program the device?

    Part Number: ADS7953 I am having trouble programming the ADS7953, part of the ADS795x family of devices. How do you communicate to the device?

  • [FAQ] ADS8681: Solution for detecting input floating on SAR ADCs - ADS8681/ADS8688/ADS8686/ADS8588S

    Part Number: ADS8681 Other Parts Discussed in Thread: ADS8699 , ADS8685 , ADS8665 , ADS8661 , ADS8689 , ADS8691 , ADS8675 , ADS8695 , ADS8671 , ADS8684A , ADS8664 , ADS8688A , ADS8698 , ADS8688AT , ADS8688 , ADS8678 , ADS8674 , ADS8684 , ADS8694 , ADS8668 , ADS8586S , A…

  • [FAQ] Where can I find more information about smart DACs?

    Other Parts Discussed in Thread: DAC43401-Q1 , DAC43401 , DAC53401-Q1 , DAC53401 , DAC53701 , DAC43701 , DAC53701-Q1 , DAC43701-Q1 , DAC63204 , DAC53204 , DAC43204 , DAC53202 , DAC63202 , DAC53004 , DAC63004 , DAC53002 , DAC63002 , AFE539A4 This post will serve as a landing…

  • [FAQ] DAC80501: Why is the output not updating?

    Part Number: DAC80501 I am using the DAC80501 with the internal reference and a 3.3V supply. My I2C communication works correctly but I am unable to update the DAC output. What is going wrong?

  • [FAQ] ADC128S102QML-SP: Power down sequence?

    Part Number: ADC128S102QML-SP In the datasheet, it is mentioned that analog power rail should ramp before digital power rail during power up. What about during power down? Is there guidance about proper sequencing? Should digital power rail ramp down…

  • [FAQ] ADS7828: ESD rating of ADS7828E/250G4

    Part Number: ADS7828 Hi, My customer wants to use ADS7828E/250G4. However, I didn't find ESD rating parameters from the datasheet, which are needed in customer company's AVL process. Could you help to provide it? Thanks, Andrew

  • [FAQ] ADS7138: ADS7xx8 and ADS7xx8-Q1 product family input bias / leakage currents

    Part Number: ADS7138 Other Parts Discussed in Thread: ADS7128 Hello, I have an application with an unbuffered higher impedance source directly connected to the ADS7138 and ADS7128 devices. What should I expect for the input bias current/ leakage currents…

  • [FAQ] ADS131B04-Q1: ADS131B04-Q1 Example Code

    Part Number: ADS131B04-Q1 Hello, Does TI offer example C code for the ADS131B04-Q1?

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