The TI E2E™ design support forums will undergo maintenance from July 11 to July 13. If you need design support during this time, open a new support request with our customer support center.



Search tips
Showing 79 results View by: Thread Post Sort by
    Answered

  • ADS8638: MUX and Supply voltages at 0-10v working scenario

    Resolved
    Part Number: ADS8638 Other Parts Discussed in Thread: ADS8668 Hi, I am using ADS8638, 8 channel ADC for inputs of 0-10V. I am giving 3.3V as supply (DVDD & AVDD) and 10V for HVDD. Is it necessary to give HVSS mux voltage as -10V? Can I give 0V? How is…
    • Resolved
    • Answered

  • ADS8638: how to read thermistor configured with bypass capacitor

    Resolved
    Part Number: ADS8638 In page 64 of the DS, the section named "DRIVING ANALOG SIGNAL INPUT WITHOUT AN OPERATIONAL AMPLIFIER" describes the use of a bypass capacitor and the sampling rate for determining the output impedance of the circuit. Can you explain…
    • Resolved

  • Compiler/ADS8638: Compiler/ADS8638: Aurdino based Itsybitsy m4 express interfacing with AD8638 chip.

    Part Number: ADS8638 Tool/software: TI C/C++ Compiler Hello Dale, Sorry for delay in response. this issue continuation of https://e2e.ti.com/support/data-converters/f/73/t/893830 -As per the SPI MOSI getting Spikes at the end of the 8-bit frame. 1. Is…

  • ADS8638: ADS8638 SPI Signals termination

    TI Thinks Resolved
    Part Number: ADS8638 Hi, I am using ADS8638 in my design. I would like to know what termination resistor value need to be placed in the SPI lines and how to calculate the termination resistor values for the SPI lines. In Datasheet, it is mentioned 50Ω…

  • ADS8638: AC voltage measurement on ADS8638

    Part Number: ADS8638 Hi, I am using ADS8638 for the DC Voltage Measurement. Can I use the same to measure AC Voltage Measurement? Max AC Voltage Range: -4V to 4V Please do suggest me a DC and AC Voltage supported ADC, if not applicable with ADS8638. …

  • ADS8638: ADS8638 accuracy issue

    TI Thinks Resolved
    Part Number: ADS8638 Hi, There is an issue about the accuracy of ADS8638. The failure percentage is 40%. Input : DC 5V from power supply to AIN0-7 => Output value 0-7: 5.012V Input : DC 0V from power supply to AIN0-7 => Output value 0-7: 12mV Is this…

  • ADS8638: python source code for device

    Part Number: ADS8638 Looking for Python source code for ADS28638 to control and set up device or any other related ADC part.
    • Answered

  • ADS8638: Manual or auto mode

    Resolved
    Part Number: ADS8638 Hi, I am using the above converter and have a simple question. We want to use the same converter but in two different modes, at different times 1. Sampling all 8 channels sequentially We are using the device in auto mode, with all channels…
    • Resolved
    • Answered

  • ADS8638: VREF and AVDD connection

    Resolved
    Part Number: ADS8638 Hi team, If I use Internal VREF and AVDD is 3.3V, can I connect REF pin and AVDD directly? Regards, Saito
    • Resolved

  • ADS8638: Thermal Pad

    TI Thinks Resolved
    Part Number: ADS8638 ADS8638 Thermal PAD In the specification it is clear that the Thermal Pad must be soldered to the PCB. From the specification it is unclear to me where to connect the Thermal Pad electrical potential or should it just be electrical…

Didn't find what you are looking for? Post a new question.