Forum Post: RE: LM98725 PLL Unlock
Dear James I have question. 1. In 8. March, I showed you some waveforms. Are they correct? 2. I want to know about correction between power sequence and PLL lock. Could you explain?
View ArticleForum Post: RE: LM98725: SH1 output doesn't toggle during CCD readout. phiA,...
Hello, James. Do you have any ideas or update for me? I generated the clock with a 3.3V microcontroller.
View ArticleForum Post: RE: AFE5805 interface for ASIC or FPGA
Hi, I am also trying to interface with afe5805 to Xilinx 7- series fpga. Can you Shree your deserialisation part? N Jothi
View ArticleForum Post: RE: LM98725: SH1 output doesn't toggle during CCD readout. phiA,...
Hi Rom If you've only written to those registers on page 0 and page 8, the CCD Timing outputs won't be providing useful clocking. Please try loading the following register settings (followed by setting...
View ArticleForum Post: TX-SDK-V1 Evaluation Board for the Ultrasound Transmit Solution
Hi, Customer asked me few questions about the power: (TX-SDK-V1 - bought the EVM) 1. Can I connect the two -50V together (VSUB and VNN) ? In the user manual it says something blurred: what does it mean...
View ArticleForum Post: RE: LM9833: Compatibility with FR12F-J03 Canon contact image...
Jim, First thank you for the files you provided me for the LM9833 ; it was really helpful. I have a few questions on this: 1. How do I program the LM9833 to control the lights, motors and output. 2. In...
View ArticleForum Post: TX-SDK-V2 - Ultrasound Demoboard Power-up Questions
Hello, I am about to power-up the system. I want to make sure everything is correct during this procedure. I was going to use mechanical switches to connect the bench power supplies on one side and the...
View ArticleForum Post: RE: LM98725 PLL Unlock
Hyungsung, 1) Unfortunately I cannot verify the waveforms. These are old devices from National Semiconductor, and we no longer have the evaluation boards for me to check on my lab bench. 2) Sometimes...
View ArticleForum Post: TX-SDK-V2/NOPB
Ultrasound beamformer TX-SDK-V2/NOPB is not working. 3.3 V supply voltage and ground are shorten together.
View ArticleForum Post: RE: TX-SDK-V2 - Ultrasound Demoboard Power-up Questions
Hello Gabriel, I am searching for the applications engineer who owns these devices at TI.
View ArticleForum Post: RE: TX-SDK-V2/NOPB
Hello Dong, I am searching for the applications engineer who owns these devices at TI.
View ArticleForum Post: RE: How to design two AFE5809 for realize a doppler measurement...
Refreshed Gerbers link: txn.box.com/.../dfswrhb695jkh4pkridrlbaj5gf0cbny Chuck
View ArticleForum Post: What happened to tx-sdk-v2 EVM?
Dear TI, What happened to tx-sdk-v2 EVM? Why I can no longer find this evaluation board on TI website? In case you guys have decided to stop producing this module, may I know if you have any alternative?
View ArticleForum Post: LM98640: Junction-to-Case Thermal Resistance
Part Number: LM98640 Hello, I am looking for the Junction-to-Case Thermal Resistance of the VQFN-68 LM98640 ? Best regards, Nicolas D
View ArticleForum Post: RE: How to design two AFE5809 for realize a doppler measurement...
Hello Chuck. Can you check if the link is still working? Download did not start after clicking. Thanks, Christian
View ArticleForum Post: RE: What happened to tx-sdk-v2 EVM?
Hi Sajad, The TX-SDK-V2 EVM has been made obsolete and currently we do not offer any alternative or replacement.
View ArticleForum Post: RE: LM98640: Junction-to-Case Thermal Resistance
Nicolas, I will submit a thermal modeling request for this device. It may take 2-3 weeks to be processed. Other devices with a similar package have a Rjc of 2.7 C/W. That may give you an educated guess...
View ArticleForum Post: RE: LM98640: Junction-to-Case Thermal Resistance
Nicholas, I received the response from our modeling team earlier than expected! Rjc(top) is 7 C/W Rjc(bottom) is 0.5 C/W
View ArticleForum Post: RE: TX-SDK-V2/NOPB
hello Mr. James Lockride, Please check about the email below that I sent you before. Let me know how is it going. Thank you.
View ArticleForum Post: RE: TX-SDK-V2/NOPB
Hello Dong, I notified the team, who supports this evaluation module. As a note, this evaluation module has been removed from the web, and it may no longer be supported.
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