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Showing 37 results View by: Thread Post Sort by
  • ISO7021: CMRT

    Linette Tougaard
    Linette Tougaard
    TI Thinks Resolved
    Part Number: ISO7021 Please provide the latest updated CMRT for the following parts, thank you. ATL431LIBQDQNR TPS7B8401QWDRBRQ1 ISO7021DR TPS22810DBVR
    • 2 months ago
    • Isolation
    • Isolation forum
  • Answered
  • ISO7021: Can i use this isolator for PWM signal of 100khz

    SRAVAN KUMAR VEESAM
    SRAVAN KUMAR VEESAM
    Resolved
    Part Number: ISO7021 Hi, I would like to confirm whether the ISO7021 isolator can be used for isolation from a 3.3V logic side to another 3.3V logic side. The PWM signal frequency is 100 kHz, and it is generated from the TMS320F28379DPTPS. If this…
    • Resolved
    • 2 months ago
    • Isolation
    • Isolation forum
  • Answered
  • ISO7021: Output logic of isolator regarding

    Vijaymahantesh Surkod
    Vijaymahantesh Surkod
    Resolved
    Part Number: ISO7021 Tool/software: Hi, I have a question regarding ISO7021 and ISO7021F outputs. ISO7021 (without suffix F) - default output is High. ISO7021F (with suffix F) - default output is Low. In the datasheet, the switching characteristics…
    • Resolved
    • over 1 year ago
    • Isolation
    • Isolation forum
  • ISO7021: Noise immunity evaluation method

    Shuji Ishiwata
    Shuji Ishiwata
    TI Thinks Resolved
    Part Number: ISO7021 Tool/software: Hi All, A customer is considering switching from photocouplers to ISO7021. Could you please let me know if there is a way to compare and evaluate the noise immunity performance of photocouplers and ISO7021? What…
    • over 1 year ago
    • Isolation
    • Isolation forum
  • Answered
  • ISO7021: IECEx marking on device

    Per Johansson1
    Per Johansson1
    Resolved
    Part Number: ISO7021 I am currently having an issue with our notified body for Ex marking of a product where we use ISO7021 for IS-IS separation. They state that the device itself has to be marked with IECEx and ATEx in order for them to accept is as…
    • Resolved
    • over 2 years ago
    • Isolation
    • Isolation forum
  • Answered
  • ISO7021: Supply voltages for VCC1 and VCC2

    DANIEL GRAY
    DANIEL GRAY
    Resolved
    Part Number: ISO7021 I have a question regarding the supply voltages for the ISO7021. My application requires VCC1 to equal 2.50V. I would like VCC2 to be adjustable from 1.8V to 3.3V. What range of voltage can VCC2 be? Is it limited to 2.25V to 5…
    • Resolved
    • over 1 year ago
    • Isolation
    • Isolation forum
  • ISO7021: Supply Current

    Shuji Ishiwata
    Shuji Ishiwata
    TI Thinks Resolved
    Part Number: ISO7021 Hi All, I have a question regarding Supply Current. 1) I understand each Supply Current as below, is it correct? 2) Supply current - Please tell me how to calculate the current value for each transmission rate of AC…
    • over 2 years ago
    • Isolation
    • Isolation forum
  • ISO7021: ISO7021

    Rob Tiv
    Rob Tiv
    TI Thinks Resolved
    Part Number: ISO7021 In the SLLSFAOB application note in section: 9.1.2 Intrinsic Safety The ISO7021 supports Intrinsically Safe (IS) to IS applications and carry IECEx and ATEX certifications. These devices do not currently support IS to non-IS galvanic…
    • over 5 years ago
    • Isolation
    • Isolation forum
  • ISO7021: ISO7021 - IECEx and ATEX certification reports.

    Rob Tiv
    Rob Tiv
    TI Thinks Resolved
    Part Number: ISO7021 Based on the SLLSFAOB application note the ISO7021 completed the validation and test. 9.1.2 Intrinsic Safety The ISO7021 supports Intrinsically Safe (IS) to IS applications and carry IECEx and ATEX certifications. These devices…
    • over 5 years ago
    • Isolation
    • Isolation forum
  • Answered
  • ISO7021: Can the ISO7021 perform logic translation between a 1.8V supply and a 3.3V or 5V supply?

    Andrew Loblaw
    Andrew Loblaw
    Resolved
    Part Number: ISO7021 The datasheet recommend operating conditions suggest that if one side is at 1.8V supply, then the other side can only be between 1.71 -> 1.89V. Does this mean that it will not work with a 1.8V supply and a 3.3V supply, or am I misunderstanding…
    • Resolved
    • over 4 years ago
    • Isolation
    • Isolation forum
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