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  • AFE5803: AFE5803: can we read/write registers through SPI under complete power down mode (PDN_GLOBAL pin set to high)

    Part Number: AFE5803 Dear Friends, Question 1: In complete power down mode (PDN_GLOBAL PIN = high), can we read / write registers through SPI ? Question 2: In complete power down mode, can we reset AFE registers through RESET pin ? Thanks…

  • AFE5803: AFE5803 Analog Input

    TI Thinks Resolved
    Part Number: AFE5803 Tool/software: Dear manager team. I'm working on a 2ch small US system. I'm trying to use that product, but I don't need to use all the channels' input/output. I only want to use 2 channels for both analog input and digital…

  • AFE5803:afe5803

    TI Thinks Resolved
    Part Number: AFE5803 Tool/software: Hello I would like to make an ultrasonic transmission and reception system using afe 5803. The part is 8 channels, but I want to connect and use only one channel because it's a single channel system. What should I do…

  • AFE5803: AFE5803 VCNTL Pin

    TI Thinks Resolved
    Part Number: AFE5803 Tool/software: Dear Manage Team I'm trying to make an ultrasonic transmission and reception system using AFE5803. I think I read in Datasheet that the VCNTLM and VCNTLP pins in AFE5803 adjust the attenuation by the voltage difference…

  • AFE5803: AFE5803 Power Consumption Questions

    TI Thinks Resolved
    Part Number: AFE5803 Tool/software: I'm trying to make a medical ultrasound imaging system. The transducer I'm trying to use is 1ch, so I'm trying to use only 1ch on the AFE5803. when calculating the power consumption, if I multiply all the current…

  • AFE5803: AFE5803 DNC pins at L6、M6、L7、M7

    TI Thinks Resolved
    Part Number: AFE5803 Dear TI experts: As regards to the AFE5803, i have some questions about the DNC pins, which are listed below. Could you kindly give me some help on this? Thanks in advance! Detailes of question: Q1: what's insde the chip of…

  • AFE5803: Do the 8 channels have independent gain and/or attenuation?

    TI Thinks Resolved
    Part Number: AFE5803 Do the 8 channels in the AFE5803 and AFE5803A have independent gain and/or attenuation? I have read through the datasheet and did not see a way to control them independently. Any help is appreciated. Thank you!
    • Answered

  • AFE5803: AFE5803 VS AFE5808A

    Resolved
    Part Number: AFE5803 Other Parts Discussed in Thread: AFE5808 , , AFE5808A In the data sheet (page 5) for the AFE5808a it mentions improvements over the AFE5808. Our these improvements present in the AFE5803 ?
    • Resolved
    • Answered

  • AFE5803: What is the voltage level of the SDOUT pin?

    Resolved
    Part Number: AFE5803 Other Parts Discussed in Thread: SN74AUP1T04 , , ISO7240M According to Table 12 of the AFE5803 datasheet, the ADC SPI output is powered from DVDD (1.8V). Following Figure 58, there is also a note saying that the "SN74AUP1T04 can be…
    • Resolved
    • Answered

  • AFE5803: LNA Input Range

    Resolved
    Part Number: AFE5803 Hi, I am calculating the Single -ended input range for LNA. for example 　LNA 24dB 　VCAT 0dB 　PGA 30dB 　LPF 0dB When calculated back from the ADC, the total attenuation is -54 dB at LNA, so simply -54dB = 0.00199526 Since it…
    • Resolved

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