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Showing 30 results View by: Thread Post Sort by
    Answered
  • ADS4122: ads4122 drive by FDA

    Zeev Gerber
    Zeev Gerber
    Resolved
    Part Number: ADS4122 Tool/software: Hi, I have uni-polar signal (0-2V) inserted to FDA (INP) to drive the ADS4122. The ADC have Differential input voltage of 2 Vpp and VCM of 0.95V. from the data sheet: The analog input consists of a switched…
    • Resolved
    • 1 month ago
    • Data converters
    • Data converters forum
  • ADS4122: digital input drive

    Zeev Gerber
    Zeev Gerber
    Part Number: ADS4122 Tool/software: Hi, The digital input of the ADC didn't have standard voltage level. The FPGA VOH/VOL at 1.8V didn't support the ADC VIH/VIL. How ever, the FPGA level is define in +2/-2 ma current drive. There are no definition…
    • 3 days ago
    • Data converters
    • Data converters forum
  • Answered
  • ADS4122: CLKOUTP/M in RESET mode

    Yuto Kitamura
    Yuto Kitamura
    Resolved
    Part Number: ADS4122 Tool/software: Hi team, Can I know the CLKOUT behavior when reset is applied? 1. When RESET-pin is high, does this IC still output clock from CLKP/M to CLKOUTP/M with buffer? 2. When software reset (by register) is applied,…
    • Resolved
    • 10 months ago
    • Data converters
    • Data converters forum
  • ADS4122: ADS4122 DRGND connection

    Zeev Gerber
    Zeev Gerber
    TI Thinks Resolved
    Part Number: ADS4122 Hi, I have analog ground and digital ground on the board. do I need to connect the DRGND to the analog ground or the digital ground. I usually connect the the digital ground of converter to the analog ground plane but in this…
    • over 2 years ago
    • Data converters
    • Data converters forum
  • ADS4122: ADS4122 LVDS clock drive

    Zeev Gerber
    Zeev Gerber
    TI Thinks Resolved
    Part Number: ADS4122 Hi, I will using LVDS clock driver to drive the clock input of the ADS4122. do I need 100 termination? in the DS of 4122 I find the followed: pls. advise Zeev Gerber
    • over 2 years ago
    • Data converters
    • Data converters forum
  • Answered
  • ADS4122: VCM connection when the single ended clock is used

    Shota Mago
    Shota Mago
    Resolved
    Part Number: ADS4122 Hi team, Figure 112 of the datasheet shows that when single ended clock is used, VCM and VCLKM are shorted with 0.1uF capacitor. But there is no detail explanation for this connection. Just to make sure, is it necessary to connect…
    • Resolved
    • over 1 year ago
    • Data converters
    • Data converters forum
  • ADS4122: ADS4122

    Paolo Castiglione1
    Paolo Castiglione1
    Part Number: ADS4122 Dear TI support, could you please answer to my question (see below)? you have blocked the old thread without answering and explaining why you have blocekd the thread. Thank you! Best regards, Paolo Castiglione…
    • over 4 years ago
    • Data converters
    • Data converters forum
  • ADS4122: ADS4122

    Paolo Castiglione1
    Paolo Castiglione1
    Part Number: ADS4122 Dear Ti support, in the ADS4122 Datasheet it is suggested to select "mode 2" to enhance the performance for input frequencies above 230MHz (Register address = 4Ah, register data = 01h ). What does this enhancement actually mean…
    • over 4 years ago
    • Data converters
    • Data converters forum
  • Answered
  • ADS4122: What is HI PERF MODE?

    Charlie Xiao
    Charlie Xiao
    Resolved
    Part Number: ADS4122 HI PERF MODE can be selected by register. What is the difference between HI PERF MODE and Default performance? Is the reason in the same as the ADS4149 ? Thanks. Best Regards Charlie Xiao
    • Resolved
    • over 2 years ago
    • Data converters
    • Data converters forum
  • Answered
  • ADS4122: Digitial Power supply <1,8V possible

    Christian_Fischer
    Christian_Fischer
    Resolved
    Part Number: ADS4122 Hello together, at the moment wer are busy designig and ADC application using a part of the ADS41xx familiy interfacing with a FPGA. Problem is that a DDR3- Memory must be connected to the FPGA at the same bank. So there is no…
    • Resolved
    • over 3 years ago
    • Data converters
    • Data converters forum
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