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  • LM98640QML-SP: Top pad grounding

    Part Number: LM98640QML-SP Tool/software: Is the top pad on the LM98640 internally bonded to ground?

  • LM98640QML-SP: Programmable Analog Offset Correction

    Part Number: LM98640QML-SP Hello, My customer has a question about the Programmable Analog Offset Correction feature of the LM98640QML-SP. If they use the Programmable Analog Offset Correction function of the LM98640QML-SP, will the integrity of the original…

  • LM98640QML-SP: How should Reserved Registers be set up?

    Part Number: LM98640QML-SP Hi, We are working with the LM98640QML-SP. The datasheet and Data converter forums do not clearly specify how to setup the Reserved Registers. The datasheet states to write all baseline values. Forum threads give conflicting…

  • LM98640QML-SP: Request for LM98640QML-SP: PCB Design Files

    TI Thinks Resolved
    Part Number: LM98640QML-SP Other Parts Discussed in Thread: LM98640CVAL LM98640QML-SP: PCB Design Files Part Number: LM98640QML-SP Other Parts Discussed in Thread: LM98640CVAL Hello Expert, We request the following materials. 1. Reference design files…

  • LM98640QML-SP: Unable to get device to operate as expected

    Part Number: LM98640QML-SP Please see attached document for copy of below text and copies of referenced images showing register setup and output waveforms. Hi, We are using the LM98640W-MPR Dual channel, 14bit 40MSPS AFE and we are unable to get it to…

  • LM98640QML-SP: Power trimming change error

    Part Number: LM98640QML-SP Hello, My customer is using LM98640QML-SP as shown below. When setting the device using the procedure below, an error occurs in the output signal. Step 1 : Power on Step 2 : Set PGA Power Trimming = 0x09 [0000 1001] Set…

  • LM98640QML-SP: PCB layout footprint

    TI Thinks Resolved
    Part Number: LM98640QML-SP Hi, Can you please provide the recommended PCB footprint for layout? Thank you, Scott Thomas
    • Answered

  • LM98640QML-SP: About S/H and CDS modes

    Resolved
    Part Number: LM98640QML-SP Hello, I'm reading the datasheet of the LM98640QML-SP and I found §8.2.1 a bit confusing: the name of this point is "Sample/Hold Mode", but the figure 29 description mentions "Typical CDS Mode Application Diagram". So what…
    • Resolved

  • LM98640QML-SP: LM98640

    TI Thinks Resolved
    Part Number: LM98640QML-SP TI_Genius Kirby stated that: "The LVDS output runs off of the 1.8V drive. The rest of the part runs off of the 3.3V supply. The Vih and Voh are for the SPI and not for the LVDS output. Please see the LVDS Output table for…

  • LM98640QML-SP: LM98640

    TI Thinks Resolved
    Part Number: LM98640QML-SP Hi, I have a question on the interface for the digital input signals SCLK, SEN, SDI and CLPIN on the LM98640. In the LM98640 device, are the circuits for the SCLK, SEN, SDI and CLPIN input signals 1.8V interfaces? Or are they…

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