Forum Post: ADS1013: The acquired value is fixed to the maximum value.
Part Number: ADS1013 Hi, I am using ADS1013 . A problem occurred with ADS1013 . Please tell me how to resolve. Data is acquired by I2C communication using MCU. The data is regularly converted in the...
View ArticleForum Post: RE: Deserializer - Frame grabber for LVDS & 4K LVDS video signals
You can buy the EVM from here: www.ti.com/.../ds90ub948-q1evm This Deserializer have oLDI (LVDS) output interface, so you need to make sure this is the correct interface for your application. I did not...
View ArticleForum Post: ADS8681: Daisy chain in ads8681
Part Number: ADS8681 Hello Dale, i have one more query. in ads8681 i did the daisy chain connections for two devices exactly as follows . so while configuring the device .. SDO of the processor...
View ArticleForum Post: RE: ADS1281: How to calibrate ads1281?
Hello Bob, Thank you firstly! I tried the method you mentioned. For example, if the MCU read 0xfffa0437, I set OFC[0]=0x04, OFC[1]=0xfa, OFC[0]=0xff. Is this right? But then I read the input data, it...
View ArticleForum Post: RE: [FAQ] I'm having trouble communicating with my device via...
If the MCU is not correctly communicating with the device, consult the Programming and SPI sections of the datasheet to review communication protocol, power-up and communication timing specifications,...
View ArticleForum Post: RE: DAC37J82EVM: DAC attempts JESD link establishment on SYSREF...
Hi Branden, One of our experts is taking a closer look at your issue, and will be back with you shortly. Best Regards, Dan
View ArticleForum Post: RE: ADS1115: What happened to digital output when comes higher...
Lee, I haven't heard from you yet about your customer's problem and I was wondering is this issue is resolved. I was looking for more information about the ADC problem with the data and setup. I'll...
View ArticleForum Post: RE: ADS131A02: Repeated Sample Values when Reading out from ADC
Ajith, Not that this is the direct cause of the problem, but generally, the data should be read at the falling edge of the /DRDY pulse. I'm guessing that you somehow are reading the data too early, but...
View ArticleForum Post: RE: ADS131A02: Repeated Sample Values when Reading out from ADC
Dear Joseph, I owe you a beer !!! You rock !!! :) It was the falling edge ! Thanks a zillion ! Best Regards Ajith
View ArticleForum Post: RE: DAC38RF82EVM: Using external sysref to reset NCO
Hi Dheeraj, You can modify the EVM by removing R103 and R104 and apply a differential external SYSREF pulse there. The common mode of the pulse generator must be set to 500mV. Thanks, Eben.
View ArticleForum Post: RE: ADS124S08: Multiple analog type for every channel
Hi Mansur, Some considerations are leakage current, crosstalk, on-resistance and charge injection. There are many good MUXes and switches for crosstalk and low on-resistance, but finding one that is...
View ArticleForum Post: RE: ADS8864: ADS8864 of ESD protection
Hello, Yes, there is ESD protection on the analog input pins. These are shown in Figure 44 of the datasheet. The protection is intended for normal handling during assembly of parts onto a board. The...
View ArticleForum Post: [FAQ] How do I verify that my ADS129x device is still functional?
How do I verify that my ADS129x device is still functional?
View ArticleForum Post: RE: [FAQ] How do I verify that my ADS129x device is still...
The first step to confirm that the device is still functional is to power up the device as specified in the datasheet. Probe the power supplies to confirm that power is reaching the part as intended....
View ArticleForum Post: RE: DAC121S101QML-SP: Digital IO powered without power supply
Hi Matthieu, That is an error in the datasheet. The abs max for the input pins should be 6.5 V. This will be updated in the next rev. of the datasheet. By the way, the structure of the input pin is...
View ArticleForum Post: RE: ADS4225: Using a SDR ADC in a DSO project
Hi, I see a comment asking for us to recommend a fanout buffer. Have you considered the LMK00304 or LMK00334 ? This is a 4 output fanout buffer with differential outptus that requires no programming....
View ArticleForum Post: RE: ADS8681: Daisy chain in ads8681
Hi Kanchan, It looks like you posted the same query twice. Please review the ADS8681 datasheet, Figure 73 on page 39. All devices in the daisy chain should be configured the same way, you would need to...
View ArticleForum Post: RE: ADS7253: ADS7253 Write/Read issue
Hi Sachin, Since this issue is being worked off line, I'll close the post for now.
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