Forum Post: RE: AFE5801: AFE5801 LVDS pattern read issue
Hi Chen We have probed adc2 clk and data , data looks stable , also our signal integrity team has confirmed that all 3 ADC layout is exactly same and hence all 3 should behave same . Our FPGA guy is...
View ArticleForum Post: RE: DAC3482: How do I recognize PLL as locked? "pll_lfvolt" stays...
Dear Eben, Thank you for your reply! However, if you read what I wrote above carefully, I stated "I already tried all possible values of "pll_vco". However "pll_lfvolt" stayed the same.". Before I post...
View ArticleForum Post: ADS54J20EVM: Reading registers using ads54jxx gui
Part Number: ADS54J20EVM Hi All, I got an ADS54J20EVM board and I'm trying to read its configuration registers using ADS54Jxx GUI low-level view. As a start, I'm trying to read the LMK4828 ID registers...
View ArticleForum Post: RE: ADS1298: Not able to write registers of ADS1298 with...
Hi Ashish, Progress! That's good! Use the DRDY as an interrupt to the MSP430. When DRDY goes active, you have to send clocks to the ADS1298 - 24 to read out the status register and the 24*n (where 'n'...
View ArticleForum Post: ADS131A04EVM: Evaluation Tool Software - Importing a script...
Part Number: ADS131A04EVM New scripts are created and saved. Subsequent attempts to load the script cause the application to crash.
View ArticleForum Post: RE: TSC2046E: PENIRQ operation and capacitor of X / Y line
Hi Collin-san, Thank you for your reply. I suggested your advice to the customer. Best Regards, Koji Hamamoto
View ArticleForum Post: ADS1224: IBIS Model behavior
Part Number: ADS1224 Hi Our customer simulated the transmission-line model with IBIS model( ads1224 .ibis: Ver 3.2). { ADS1224 ~ Line ~ MCU} However the "drdy_dout_5" does not output.(It means the...
View ArticleForum Post: RE: ADS1248: ADS1248 output error
Hi Alex, Thank you very much for the circuit. Masa
View ArticleForum Post: ADS124S08: ADS124S08 Design Review
Part Number: ADS124S08 Hi, I'm gonna use an ADS124S08 to measure 3 3-Wire RTDs. I'd be glad if you could check out my design. I will connect the RTDs according to the picture below. These are my design...
View ArticleForum Post: ADS7057EVM-PDK: External source for Single to Differential
Part Number: ADS7057EVM-PDK Hello, I've bought an ADS7057EVM-PDK and download the user guide but there is one thing confuse me. That is, ADS7057EVM-PDK use the THS4551 as fully differential amplifier...
View ArticleForum Post: ADC raw data to Acceleration(g)
Hello all, We have interfaced PCB393B12 Accelerometer with MSP430F5438A board, by using 8-bit ADC. We received raw data in 0-255 range with 0v to +2.5v as reference. 1) Here our question is that how we...
View ArticleForum Post: AFE4405: application notes, layout, reference design...
Part Number: AFE4405 Dear TI team, I plan to use the AFE4405 TI chip for a medical pulse oxymeter device for my bachelor thesis in the University of Applied Sciences in Mannheim. Could you send me...
View ArticleForum Post: ADS1259-Q1: Sample-and-Hold circuit model for ADS1259-Q1
Part Number: ADS1259-Q1 Hi all, Do you have any SPICE or TINA model for ADS1259 (-Q1)? I would like to check the filtering value. If you have a sample-and-hold circuit model for this device, that'd be...
View ArticleForum Post: RE: ADC32RF44: About CER specification of ADC32RF45
Hi, Thanks a lot. I am waiting for your reply.
View ArticleForum Post: RE: DDC232: Which Microcontroller for DDC232
Hi Eduardor, Today I found out that there are DDC264 and DDC1128 . I wonder what pro and cons of these chips if I would like to sense 100+ sensors at a comfortable 200Hz? I was planning to daisy-chain...
View ArticleForum Post: RE: ADS1248: ADS1248 output error
Hi Alex, Thank you very much for your support. I pasted testing circuit again below; The AC noise is seen at the digital output of ADS1248 when inputing 0mV differential. The digital code is around...
View ArticleForum Post: RE: ADS52J90: ADS52J90 frequency response above 70MHz
Thank you Chen, I was asking about PCB files. In most cases TI provided zipped CAD files folder with all the design files (usually in Altium format). It would be very useful for PCB design since it's a...
View ArticleForum Post: RE: ADS52J90: ADS52J90 frequency response above 70MHz
Thank you for your help with ENOB test!
View ArticleForum Post: RE: ADS52J90: Driving ADS52J90 with single-ended signals
Hi Chen, I've downloaded EVM user guide. Thank you. In EVM schematic there are only two options: transformer or very wide BW diff. amplifier. I have single ended signals with limited BW (about 100MHz)...
View ArticleForum Post: RE: DAC7821: Max output coming is 9.97V not 10V
Hi Kevin, Thank you for your response. 1. Actually, now output is coming correctly. Even spike is also not coming on triangular waveform. There was a issue with chip select signal timing. Before it was...
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