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  • OPA3S2859: confusing about the high and low level voltage of control pins in OPA3S2859

    Resolved
    Part Number: OPA3S2859 Other Parts Discussed in Thread: TCA6416 , LM324 , LMH6611 , ADS9813 , SN74LV1T34 Hi Ti, I consider to adopt OPA3S2859 as PTIA to detect light intensity of photodiode, the latchA#, latchB#, sel0, sel1 and pdn# are controlled by…
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    • Answered

  • OPA3S2859: Max gain resistor value

    Resolved
    Part Number: OPA3S2859 Other Parts Discussed in Thread: OPA859 Tool/software: Hello team, I see OPA3S2859 can be used with >100kΩ gain resistor. Is there any maximum gain resistor value? OR can we use like 1MΩ? Best Regards, Kei Kuwahara
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  • OPA3S2859-EP: OPA3S2859-EP harmonic distortion specs

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: ADS52J65 , OPA855-Q1 , OPA3S2859 Dear Support team, While reading through the OPA3S2859-EP datasheet, I did not see specs included for second and third order harmonic distortion (HD2/HD3)…
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  • OPA3S2859-EP: OPA3S2859-EP: Clarification for datasheet specs

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: OPA3S2859 Hello TI experts, I'm interested in using in the OPA3S2859 but need a few clarifications based on the datasheet specs: Question 1 . The datasheet is referring to three internal…
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  • OPA3S2859-EP: OPA3S2859-EP

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: OPA3S2859 , TINA-TI Hi, I have built the board according ref design. 10k, 100k branches work as expected but 1k branch oscillates at 80 MHz. If I input 500 kHz current I have this signal…
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  • OPA3S2859: MIN MAX value for on resistance

    TI Thinks Resolved
    Part Number: OPA3S2859 Hello team, Is there any MIN / MAX data for on resistance of OPA3S2859? On the datasheet, I could only find TYP value. Best Regards, Kei Kuwahara

  • OPA3S2859-EP: Input Current Noise Specification?

    TI Thinks Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: OPA3S2859 , OPA859 Hello, What is the input current-noise specification for the OPA3S2859? We were unable to locate it in the datasheet and want to understand it's contribution to the overall…
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  • OPA3S2859: Simulation Model (pspice or TINA)

    Resolved
    Part Number: OPA3S2859 Hello team, Do you have simulation model for OPA3S2859? I could not find it on TI.com. The simulation model for pspice or TINA is preferred, but any simulation model is welcome. Best Regards, Kei Kuwahara
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  • OPA3S2859-EP: OPA3S2859-EP

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: TINA-TI Hi I checked three boards and all behave the same wave: SEL0 SEL1 0 0 high gain Rfb 100k 0 1 lower gain Rfb 10k 1 0 oscillation Rfb 1k This is the picture of the output. …
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  • OPA3S2859-EP: OPA3S2859-EP

    Resolved
    Part Number: OPA3S2859-EP Hi, I just got a new board with OPA3S2859-EP. I do not see output on VOUT_A p19 when I put 20mV from 50 Ohm signal generator at 500 kHz I use single pole power supply of 5V. INA+ and INB+ connected to 2.5V with bypass cap. There…
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