Forum Post: RE: ADS1148 DRDY and SPI ADC data issue
Hi Vishal,With a truly open condition you should read positive full-scale (0x7FFF) with the burnout current sources enabled. In this condition AINP is pulled toward AVDD and AINN is pulled to ground....
View ArticleForum Post: RE: ADS1282EVM-PDK installation problem
I have the same issue. Running Windows 7 with latest updates. ADCPro version 2.0.1 build 4 EVM: ADS1282EVM 2.0.0.0 Test: Data Monitor version 2.0.0.0
View ArticleForum Post: RE: AMC6821 Configuration for Two, Three, and Four-wire Fans
Just one question: If use Two-wire fan, is there any possible to get TACH data? Does the "FAN FAILURE DETECTION" is still available? Thanks.
View ArticleForum Post: TSW1400EVM (Rev D) JESD204B connector
Hi,I notice on both schematics and board photo that the TSW1400EVM (Rev D) has a JESD connector (at J2). Are there high speed DAC evaluation boards that interface directly to that port?...
View ArticleForum Post: ADC12D1800 Calibration Values
I'm using the ADC12D1800 in non-DES Mode with a sampling rate of 1740MHz.After a calibration I see high spurs at FS/2 and FS/4.The magnitude of the spurs changes from calibration to calibration.The...
View ArticleForum Post: RE: AMC6821 Configuration for Two, Three, and Four-wire Fans
Howdy Robin,Unfortunately, two-wire fans are usually used for open-loop speed control and don't provide a TACH output pulse. As a result, there is no easy way to determine the state of the fan. The...
View ArticleForum Post: On Reference/Bias electrode of ADS1299 EEG-FE
In regard of the ADS1299 EEG-FE, I have checked the diagrams on page 51-2 of the "ADS1299EEG-FE user guide" and still have doubts on how to connect the reference electrode and bias electrode. (1) If...
View ArticleForum Post: RE: replacement for cost effective ads1296
Hi Syed, Please reach out to your local TI sales representative for pricing information and cost-effective alternatives for your customer.Best Regards,
View ArticleForum Post: RE: DC signalling with DAC34SH84EVM
Daaf,You may refer to the following forum post:http://e2e.ti.com/support/data_converters/high_speed_data_converters/f/68/t/224608.aspx?pi79999=1Scroll down to later conversations regarding the EVM...
View ArticleForum Post: RE: how to find open and short circuit conditions in lmp90100
Hello Vijay,Ref to datasheet Pg.34 and 35 of LMP90100 which explains open and short circuit detection using the Rails flag and short thershold flag.Regards,Murali
View ArticleForum Post: RE: How to read ADC value from LMP90080
Hello Vijay,1. When you reconfigure CH0, go to Stand-by -> chane the value > Change to active state.2. When you have not connected any input to channel, it is floating . You will not get Zero in...
View ArticleForum Post: ADS1298 design consideration
Hi,I'm currently working on prototype of ECG device basing on ADS1298 chip, and I have some questions regarding possible solutions.First of all I would like to ask about power supply. i'm going to use...
View ArticleForum Post: RE: PCM5102EVM-U Rev A
Hi, Gavin,Sorry for the delay. I've asked my colleague to get back to you by the end of the week.-d2
View ArticleForum Post: RE: Protect customer developed miniDSP algorithms from piracy
If one probes the I2C bus, one can copy the miniDSP binary but not the actual source (so it's not feasible to reverse engineer the IP).It is not possible to pre-load the miniDSP image into the...
View ArticleForum Post: RE: T I Codecs
Hi, Atul,I suggest that you start with our parametric search tool: http://www.ti.com/lsds/ti/audio-ic/audio-codec-product.page-d2
View ArticleForum Post: RE: TSW1400EVM (Rev D) JESD204B connector
Stephen,The DAC38J84 is up on ti.com - although in preview mode. The preliminary data sheet is linked:http://www.ti.com/product/dac38j84The EVM on estore should go live next week.Ken.
View ArticleForum Post: RE: ADS1148 DRDY and SPI ADC data issue
Hi Bob,We have 3 wire RTD connection. So we connect 1st terminal to AIN0 and 2nd terminal to AIN1. Normally we connect this 2nd terminal to Ground also. In this configuration, we can read proper data....
View ArticleForum Post: RE: ADS1244 Voltage calculation
Hi John,I would make verify with a scope that the CLK and SCLK are actually getting the ADS1244 (no soldering issues for example) and that all supplies are also present. DOUT/DRDY should toggle at the...
View ArticleForum Post: RE: ADS1115 EVM Incompatible Hardware
Hi Gabe,Yes, the FTP site is broken for the moment. I'll have to let you know when it is back up. Maybe there is another way, but I won't be able to do anything before tomorrow.Best regards,Bob B
View ArticleForum Post: RE: Data generation TSW3100 and DAC34H84EVM
Hi KHI want to know this issue is solved at this time. And I want to know TSW1400 can generate each different 16bit-DDR LVDS data.I have Two 3085 EVMs , TSW1400(or TSW3100 ) can generate two different...
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