Search tips
Showing 102 results View by: Thread Post Sort by
    Answered

  • INA821: INA821 lable issue

    Resolved
    Part Number: INA821 Dear expert For the same LOT of INA821, there are two different Lables ,please help check .
    • Resolved

  • INA821: INA821 noise than AD8221

    TI Thinks Resolved
    Part Number: INA821 Tool/software: HI Sir I use the INA821 to replace ADI/AD8221, But the reading ad8221 is 60UV, but the INA821 is 100UV maybe is the BW ,result in the noise did you have any advise? or others solution, i don't want to adjust…
    • Answered

  • INA821: INA821 vs INA819: How can I choose one

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: INA819 , INA826 , INA827 Tool/software: Hi experts, I am looking for an in-amp that meets the following specifications. I checked TI.com and found that INA821 and INA819 looked good. What are…
    • Resolved
    • Answered

  • INA821: Input Bias Current Return Path

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: TINA-TI Tool/software: If using the INA821 with a 5k Ohm strain gauge bridge (10V excitation with 0V reference), is providing a path for the input bias current still required as shown in Figure 68 of…
    • Resolved

  • INA821: INA821 works as a high-pass filter

    Part Number: INA821 Other Parts Discussed in Thread: INA1650 Tool/software: Dear Ti Engineers, I am using INA821 as an amplifier, what the input impedance of each differential input? The input frequency is 0-200kHz, but the output frequency which I…
    • Answered

  • INA821: Drop in alternative for INA821

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: OPA187 Hello, we have recently developed a prototype board that include an INA821 used as DC amplifier with gain 500, We misread the datasheet and we thought that the Vcm was +/- 2V around the supply…
    • Resolved
    • Answered

  • INA821: Input Impedance

    Resolved
    Part Number: INA821 Tool/software: Hi, How is common mode respectively differential mode input impedance defined? Is it possible to draw an equivalent schematic? Also in the datasheet are the given values MIN, TYP or MAX? Best regards, /Takes…
    • Resolved
    • Answered

  • INA821: Design review and question

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: TMS320F28386D , OPA1637 Tool/software: Hi, We would like our INA821 design to be reviewed: The input signal characteristics are the following: Frequency: 1kHz to 15kHz Voltage: ±1V to ±10V…
    • Resolved

  • INA821: Input common mode voltage vs offset voltage

    TI Thinks Resolved
    Part Number: INA821 Tool/software: Hi I am using INA821 for accurate voltage measurement, I am calibrating INA with two point measurement at zero common mode voltage but my real application is with 15V common mode voltage. As offset voltage varies…
    • Answered

  • INA821: offset voltage, offset current, bias current evaluation between INA121

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: INA121 Tool/software: Hi, Our old product is using INA121. Now, I wish to use INA821 to replace it. but I found its offset voltage has one more output offset voltage and larger offset current and…
    • Resolved

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