Forum Post: RE: DAC80508: How to connect external reference
Hi Shalom, Yes, these two references will try to conflict with each each other until the internal one is disabled. The internal reference can source or sink about 5mA before it clamps to the supply...
View ArticleForum Post: RE: DAC80508: DAC80508 Default value for REFDIV-EN
Hi Shalom, Due to the new-year's holiday, responses will be delayed. Please expect a response on Wednesday. Thanks, Paul
View ArticleForum Post: how much sample rate and bandwidth do i need for this waveform?
Hi Everybody, please consider the bellow waveform: there is two of the above signal which should to be sampled simultaneously. i am selecting an ADC converter. i need to know the bellow...
View ArticleForum Post: ADS8588H: Need OPAMP BUFFER for ADS8588H
Part Number: ADS8588H Hi TI experts, I am looking for a suitable OPAMP buffer for ADS8588H with input voltage range +/- 10V. For other details & requirements about ADS8588H ,pls refer the following...
View ArticleForum Post: AFE5809: Question on Differential termination resistor location...
Part Number: AFE5809 Hi there, We are designing LVDS or LVPECL AC coupling interfaces for AFE5809 ADC clocks and CWx16 clocks. 50MHZ for ADC. Question: 1. What's the differential input resistance of...
View ArticleForum Post: AFE5816EVM: AFE5816EVM with TSW1405
Part Number: AFE5816EVM Hello, I am using the AFE5816EVM with the data card TSW1405 and found that there is no INI file available for this combination. I have tried the ini file from the 5808 (found in...
View ArticleForum Post: RE: ADS1259: adjust reference voltage to input range
Hi Pavel, Can you give us a little more information on your input signal? Is it a bipolar +/-3.6V signal or is there some DC bias to it? The max AVSS of the ADS1259 is -2.8V, so if your signal is truly...
View ArticleForum Post: RE: how much sample rate and bandwidth do i need for this waveform?
Hi Ras, This is an unusual question. Are you looking to try and capture the entire waveform above, including details on the rise and fall edges? If so, you would need to provide considerably more...
View ArticleForum Post: RE: ADS1259: adjust reference voltage to input range
So, my sensor has defferential output, positive output and negative one. Between ground and positive or negative output always non negative voltage, between positive output and negative output voltage...
View ArticleForum Post: Recommendation for 24 bit ADC
Hi, I would like to ask recommendations for ADC with following capability: - Input Frequency Response 0.01Hz - 100Hz or above with almost no attenuation - 24 bit data output or above - at least 50 SPS...
View ArticleForum Post: RE: how much sample rate and bandwidth do i need for this waveform?
Hi Tom, thank you for the reply. yes, it is required to sample the entire waveform. which detail does it need? Regards, Ras
View ArticleForum Post: RE: DAC900: About the configuration of DAC900
Yatao, You can use +3.3V for both supplies. You can connect pin 25 to GND but would recommend leaving it unconnected per the data sheet. You can clock the device at 150MHz. Not sure what you are asking...
View ArticleForum Post: RE: TSW1400EVM: Ports cannot get listed properly in Device Manager
Emma, You may have to re-install the FTD drivers. See page 8 of the HSDC Pro User's Guide that can be found on the TI website under the HSDC Pro GUI product folder. Also make sure your 5V source...
View ArticleForum Post: RE: ADS54J66: Interfacing the EVM with an FPGA board through the...
Aditya, The Altera chip is programmed as soon as power is applied. The CPLD code has not been tested for this mode and may have an error in it. The source code is attached. You can also verify the I/O...
View ArticleForum Post: RE: CCS/ADS8699: ADS8699 SPI DMA example c code
Hi, hope you all have a beautiful christmas time. Now I have a O'Scope to monitor the signals. Furthermore I have written new example code with different clock sources to find a working one: 1....
View ArticleForum Post: RE: CCS/ADS8699: ADS8699 SPI DMA example c code
If I run the evalution board with the "internal clock slow (500kHz)" variante and without the debugger, then I can trigger the clock after pushing the reset button once. 1ch=clk 2.ch=CONV 3.ch=RVS...
View ArticleForum Post: RE: DAC900: About the configuration of DAC900
Hi Jim, thx! Actually, my last question is whether AD9740 can be fed with 200MHz clock? Regards Yatao
View ArticleForum Post: RE: how much sample rate and bandwidth do i need for this waveform?
Hi Ras, At a minimum, the expected dV/dT of the rise and fall times of your waveform. Your screen shot looks like it has 19 (let's call it 20) steps to reach 100% (of what voltage? 0-5?) and it looks...
View ArticleForum Post: RE: Recommendation for 24 bit ADC
Hi Sleep, Welcome to our e2e Forum! I recommend that you start your search here: www.ti.com/.../overview.html Let us know what sort of application you have in mind and we might be able to point you to...
View ArticleForum Post: RE: ADS1298: ADS1298 sample code in c language
Hi, this is code i have taken reference from arduino on internet. I am able to read 0x92 on ID register.. can u check the seqence/commands of code is its ok? #include #define MOSI1 51 //MOSI #define...
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