Search tips
Showing 81 results View by: Thread Post Sort by

  • ADS8638: Data bit

    TI Thinks Resolved
    Part Number: ADS8638 Tool/software: Hi All, I have a question about the ADS8638. If the microcontroller can receive 8 bits, is it possible to split the ADS8683's DOUT signal into 8-bit chunks and send them? Will the data output always be 16 bits…

  • ADS8638: DRIVING ANALOG SIGNAL INPUT

    TI Thinks Resolved
    Part Number: ADS8638 Other Parts Discussed in Thread: LM358B , TLV2171 , OPA2994 , OPA140 Tool/software: Hi All, I have a question about ADS8638. I understand that 1200pF is installed to suppress glitches, but the capacitance seems a little large…
    • Answered

  • ADS8638: AL_PD, REFGND Pin Confirmation

    Resolved
    Part Number: ADS8638 Other Parts Discussed in Thread: ADS8634 Tool/software: Hi Team, We are using ADS8638 ADC need clarification on the below queries: - As per datasheet ADS8634 AL_PD pin does have an internal weak pull-up, But for ADS8638 AL_PD pin…
    • Resolved

  • ADS8638: HVDD Supply doubt

    TI Thinks Resolved
    Part Number: ADS8638 Other Parts Discussed in Thread: ADS8686S , ADS8668 , Tool/software: Hi, Is it okay to supply +/-5V to the HVDD and HVSS pins of the ADC? If not, could you recommend similar adcs that can input bipolar voltages with 5V supply with…
    • Answered

  • ADS8638: Temperature acquisition accuracy

    Resolved
    Part Number: ADS8638 Tool/software: Hello, Referring to the previous thread, I have the exact same question and I fail to understand how figure 71 answers it. The datasheet says the typical accuracy is 5% of FSR. There are no full scale range…
    • Resolved
    • Answered

  • ADS8638: How to read +/-12V and 0-10V ?

    Resolved
    Part Number: ADS8638 Other Parts Discussed in Thread: REF54 Tool/software: Hello, I am using the ADS8638 with an external reference of 3V in order to read +/-12V, everything is working fine. But now I need to be able to read +/-12V or 0 to 10V, with…
    • Resolved
    • Answered

  • ADS8638: Does EPAD need to be grounded?

    Resolved
    Part Number: ADS8638 Tool/software: Hello, I'm using this part ADS8638SRGERin a design. I couldn't find anything regarding the exposed pad (EPAD). Does it need to be grounded or left floating? Thanks
    • Resolved

  • ADS8638: ADS8638 External reference decoupling cap value

    TI Thinks Resolved
    Part Number: ADS8638 Hello~ I have a question about using the ADS8638. datasheet Page 24. in text => "Whether it is an internal or external reference, be sure to decouple the REF terminal to REFGND with a 10µF capacitor. Place the capacitor close…
    • Answered

  • ADS8638: ADS8638SRGER lifecycle

    Resolved
    Part Number: ADS8638 Hi, We are in the process of replacing an ADC in a design which has gone EOL. The TI ADS8638SRGER is an excellent fit, but I was wondering if it is recommended for new designs, or if there is a planned end of life date for this…
    • Resolved
    • Answered

  • ADS8638: Best voltage for HVSS and HVDD for long term use

    Resolved
    Part Number: ADS8638 Other Parts Discussed in Thread: TLV4171 Hi, I am using an ADS8638 in my design to read +/-12V analog signal, it's working good with HVSS = -15V and HVDD = +15V. However I could save some money and space by using a +/-12V power…
    • Resolved

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