Browse By Tags

  • TIDA-01351: THS4551 feedback resistor

    Part Number: TIDA-01351
    Other Parts Discussed in Thread: THS4551,

    Tool/software:

    Hello team,

    According to the datasheet of THS4551, Rf is recommended to use 1kohm. Also, EVM and reference designs used with THS4551 are applying 1kohm, except TIDA-01351…

  • AFE5828: CW and ATGC questions

    Part Number: AFE5828
    Other Parts Discussed in Thread: AFE5808A, AFE58JD28, AFE5818

    Hi, we are designing multiple AFE5828 on one board. some questions to consult.

    1. Ti's EVM board sch snapshot shown as below. 

    for pic 1, what's the purpose of resistor…

  • AFE5832: AFE5832LP, TX7332

    Part Number: AFE5832
    Other Parts Discussed in Thread: TX7332, ,

    Hi Sir/Madam,

    We are developing a hand-held ultrasound and are using AFE5832LP together with  TX7332. We are now on the stage of developing color-flow imaging with autocorrelation. However…

  • AFE5832LP: how to acquire I/Q data from AFE5832LP to perform color-mode beamforming

    Part Number: AFE5832LP
    Could you please give me  some suggestions regarding how to acquire I/Q data from AFE 5832LPZAV in order to realising color-mode ultrasound  beamforming and imaging. Or if there are any documents or references regarding this could…
  • AFE5809: AFE5809

    Part Number: AFE5809
    Other Parts Discussed in Thread: AFE58JD48, ADS8900B, ADS127L11

    Hello,

    I am interested on AFE5809 part to use for sonar application. 

    I have two main design parameters.

    1)  24 bit resolution of ADC.

    2) The frequency of interest is 50…

  • AFE58JD28: requirement of the fully differential amplifier connected after I-Q on CW mode

    Part Number: AFE58JD28
    Other Parts Discussed in Thread: ADS8881, THS4130

    Dear team,

    I am using the AFE58JD28 with the THS4130 driving ADS8881 for the CW mode.

    1. However, except for the noise requirement, I don't know how to evaluate the GBW requirement…

  • THS4551: GBW requirement in the TIDA-01351 High-Resolution, High-SNR True Raw Data Conversion Reference Design for Ultrasound CW Doppler

    Part Number: THS4551
    Other Parts Discussed in Thread: TIDA-01351, , TINA-TI, THS4504

    Dear team,

    1. In the design guide of the TIDA-01351, the calculation result of the CFILT is 1.2nF, but in the later caculation, it is changed suddenly to 2nF, why? is…

  • AFE5816EVM: Design for a doppler measurement

    Part Number: AFE5816EVM
    Other Parts Discussed in Thread: TIDA-01351, AFE5816,

    Hi Team,

    Good day. Our cusotmer is looking for the reference design for the doppler application. Can TIDA-01351 be used for AFE5816? Or, is there a new reference design?

    Regarding…

  • AFE5808A: CW noise

    Part Number: AFE5808A
    Other Parts Discussed in Thread: AFE5808

    Hello,

    Our customer  used AFE5808 for ultrasonic imaging to simulate the CW function, and his design is referred to TIDA-01351.

    He used CWx16 mode, and used 2Mhz square wave transmitter frequency…

  • RE: TIDA-01351: USB Interface in TIDA-01351 User's Guide

    Hello Andy,

    Thank you for your interest in the PHI-EVM controller. This is a proprietary design and we need to take this thread offline. I have sent you an email connecting with the designer of the PHI-EVM board.

    Thank you.

    Regards,

    Sanjay R. Pithadia

  • RE: TIDA-01351: USB Interface in TIDA-01351 User's Guide

    Andy, we have received your query.  Ive forwarded to the Medical Systems team and they will respond in the next business day.  The original designer is no longer with us and we'll need to determine who on the team is going to review and respond to this…

  • TIDA-01351: USB Interface in TIDA-01351 User's Guide

    Part Number: TIDA-01351

    Hi Team,

    My customer use TIDA-01351, want to know the demo of the USB interface in TIDA-01351 User's Guide, like the part in the yellow box in the figure below 

    Please help give the USB interface Demo code, thank you

  • RE: ADS8900B: Question for ADS8900B Reference Design TIDA-01351 LDO Voltage Design

    Jacky, hello and good day. The original design is no longer with us, so I'm going to reach out to the Industrial Systems Medical Team to determine who will assume responsibility for this design and can answer your question.  Please give me a day to…

  • ADS8900B: Question for ADS8900B Reference Design TIDA-01351 LDO Voltage Design

    Part Number: ADS8900B
    Other Parts Discussed in Thread: TPS7A88, , TIDA-01351

    Hi Team,

    Our is evaluating our ADS8900B reference design TIDA-01351, there is one LDO using TPS7A88 for +6V to 5.3V power supply converter. But if you are looking at TPS7A88's…

  • AFE5808A: Question for AFE5808A CW output configured as current output

    Part Number: AFE5808A
    Other Parts Discussed in Thread: TIDA-01351, , AFE5809

    Hi Experts,

    We see there is a statement in TIDA-01351 design guide which says that AFE5808A CW output can support current type and voltage type, but we can not find such info…

  • RE: TIDA-01351: TIDA-01351 : Question about gain stage

    Hello Kang,

    The text states in 2.3.1.1, Summing Circuit and Gain Stage section, "... the Thevenin equivalent of all summing resistor R (1 kΩ; see Figure 3) is Rth 120 Ω (see Figure 4). This Rth (120 Ω), R1 (887 Ω), and R2 (10 kΩ) forms a gain of 10 [R2…

  • TIDA-01351: TIDA-01351 : Question about gain stage

    Part Number: TIDA-01351

    Hello.
    This is a question regarding the gain stage mentioned on page 9 of the TIDA-01351 document.
    The formula of gain is 10*[R2/Rth+R1]

    Is [R2/Rth+R1] correct?

    Thanks
  • RE: ADS8900BEVM-PDK: Unipolar Reference Selection is noisy when inputs are grounded

    Hi Erik,

    The ADS8900BEVM only supports fully differential inputs with the on-board amplifier configuration.  You will want to use an FDA (similar to your above post) to go from a single-ended input to a differential output suitable for driving the ADS8900B…

  • RE: AFE5808: Questions for AFE5808A Example Registers Configuration Along with TIDA-01351

    Hi Jacky,
    How are you?
    Also for the TIDA 01351 board,
    please refer to the following link:
    www.ti.com/.../TIDA-01351
    all documents are in the above link. also customer may need to reach ADS teams for special questions. TI provides pretty details analysis…
  • RE: AFE5808: Questions for AFE5808A Example Registers Configuration Along with TIDA-01351

    Hi Jacky,

    Thanks for helping customer using AFE5808A device.

    Please tell the customer to read from TI AFE5808A User's Guide

    how to set up CW mode hardware and setting the registers

    (shown as example as the following pictures when running AFE5808A GUI…

  • RE: AFE5808: Questions for AFE5808A Example Registers Configuration Along with TIDA-01351

    Hi Jacky,
    How are you?
    Thanks for helping customer using AFE5808A device.
    We will look into your questions and
    I will reply to you soon.
    Thank you!

    Best regards,
    Chen
  • AFE5808: Questions for AFE5808A Example Registers Configuration Along with TIDA-01351

    Part Number: AFE5808
    Other Parts Discussed in Thread: ADS8900B, TIDA-01351,

    Hi Experts,

    Our customer is using AFE5808A as the altrasonic AFE circuit referring to TIDA-01351 CW circuits, and they want to know if we have any example registers configurations…

  • ADS8900B: Questions for ADS8900B MultiSPI Configuration

    Part Number: ADS8900B
    Other Parts Discussed in Thread: TIDA-01351,

    Hi Experts,

    Our customer is evaluating our ADS8900B and see some comments regarding to the MultiSPI Configuration stated in TIDA-01351, but they want to know what's the advantage and disadvantage…

  • How to enable high-accuracy CW Doppler through discrete, precision data converters

    Other Parts Discussed in Post: ADS8900B

    Medical ultrasound is a noninvasive method of imaging the body’s internal structures (like organs) by transmitting high-frequency waves and measuring the reflections that occur at various boundaries within, such…