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  • LMP91200: LMP91200 schematic question in TIDA-00561

    TI Thinks Resolved
    Part Number: LMP91200 Other Parts Discussed in Thread: TIDA-00561 , Dear Engineer If you look at TIDA-00561, PIN no. 2 and 3 are specified as CAL and RTDs, and RTDs are required to appear measurable. In fact, the datasheet on the LMP91200 is made of NC pin…

  • LMP91200: Replacement amp for LMP91200

    TI Thinks Resolved
    Part Number: LMP91200 Other Parts Discussed in Thread: LMC6492 , LMC6062 , LMP7716 , LMP7712 , LMC6482 My company currently makes a pH meter using the LMP91200, and it works very well. As part of a lifecycle management exercise, I am redesigning a the circuit…

  • LMP91200: The type of PH electrode

    TI Thinks Resolved
    Part Number: LMP91200 Dear， Our customer want to use the LMP91200 for PH measurement, so he wants to know if he need use the glass electrode,complicated electrode or participate electrode. Best regards Kailyn

  • LMP91200: LMP91200 NRND Status

    Part Number: LMP91200 Hi, I am not sure if I am checking the status on the right place but what I can see on the product page is that this component status is 'active' on the other hand I can see a forum about NRND status and we got an e-mail from Farnell…

  • WEBENCH® Tools/LMP91200: WEBENCH

    TI Thinks Resolved
    Part Number: LMP91200 Tool/software: WEBENCH® Design Tools Hello All, I'm realizing the schematic with LMP91200 but I'm finding in the inconsistencies. In the WEBENCH I see additional peripherals like RTD, PGA, SPI which I don't see in the datasheet.…
    • Answered

  • LMP91200: ph Level measuring

    Resolved
    Part Number: LMP91200 Hello All, My customer is working on a new low-cost pH measuring device. Currently the measurement stage is done with a quadruple operational TLC2264ID in SOIC-14 package. Customer has the problem that at 50 °C the bias current Ib…
    • Resolved

  • WEBENCH® Tools/LMP91200: LMP912000 I2C connection

    TI Thinks Resolved
    Part Number: LMP91200 Tool/software: WEBENCH® Design Tools The datasheets readily available on the TI website show there is an I2C connection. Datasheets on other distributor websites show the I2C is missing. I believe there is no I2C on this product…
    • Answered

  • LMP91200: Using LMP91200 with other sensors in the same Liquid possible interference

    Resolved
    Part Number: LMP91200 Other Parts Discussed in Thread: TMP117 I have designed a PH sensor circuit using the LMP91200 and when airpumps or other sensors such as an EC sensor is active in the water the PH readings go way out to lunch. Is using an Digital…
    • Resolved

  • LMP91200: Stand alone with external MCU

    TI Thinks Resolved
    Part Number: LMP91200 Other Parts Discussed in Thread: MSP430F5529 , MSP430F5528 Hi team, In the LMP91200 user guide as below, which TI MCU EVM you recommend to use with? Thank you! The SPI bus is accessible from GPSI16 connector. Connect the external…

  • LMP91200: ORP SENSING USING LMP91200 IC

    TI Thinks Resolved
    Part Number: LMP91200 Hello Sir I am using LMP91200 IC for pH as well as ORP sensing. For pH sensing range is -500 mV to +500 mV, it works fine. But for ORP sensing Range is -2000mV to +2000mV,Can I directly apply this -2000mV to + 2000mV. to input pins…

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