Re: Problem about the differential outputs of ADRF6510
Hi Joel, Thank you for your help! I only have the oscilloscope with single-ended inputs and would like to use this oscilloscope to measure the differential outputs of ADRF6510. For differential...
View ArticleRe: Spectrum of Quantization Noise?
In response to Achim; the ADC output is sampled-time, so all those harmonics alias back into the Nyquist zone in random places, unless the sawtooth and ADC sample frequencies are related. This makes...
View ArticleClik here to view.
hi.in ADI Water Analysis Solution for pH Meters.pdf there is a block in the...
hi.in ADI Water Analysis Solution for pH Meters.pdf there is a block in the name of programmable ac current in conductivity meter . i can not understand why there is not a single current source for that
View ArticleAD630 Unity gain error?
HiI'm using AD630 (JN grade) as a +1/-1 gain amplifier to take advantage of the precise gain. However with an input of 8.06VDC (low impedance source) I'm getting output values of 8.20 and -7.48VDC in...
View ArticleRe: AD630 Unity gain error?
Gerry, Upload your schematic and tell us which nodes where the measurements taken. Harry
View ArticleClik here to view.
Re: AD630 Unity gain error?
Harry Circuit is as below from AN-308. Supply voltage is +15/-15VDC. Signal input is on pins 16, 17; for test purposes I've connected a battery to the input. For comparator - Pin 10 is at GND and I...
View ArticleRe: BF60ｘ, driver type for USB0_VBC
Hi JoeT, Thank you very much for your reply. However you do not answer to my question. My question is what does DriverType="E" means ? We had seen the description of USB_VBUS_CTL register on...
View ArticleRe: How to verify digital loopback in AD9364?
Hello Dragos, Thank you.But I had already gone through that link before posting the query. I believe that API does the digital loopback, but how exactly can I validate it manually? I mean I would like...
View ArticleAbout HMC6981LS6
About the detect circuit of HMC6981LS6(page 9, datasheet), How much tolerance of resister we should select?
View ArticleRe: ADV7625 TXB video flash when unplug TXA cable
Hi Jeyasudha, We tested with three different of SONY "4k2k" BD-players. Steven
View ArticleRe: AD630 Unity gain error?
Gerry, you have exceeded the input common mode voltage range on the comparator. Try +/-1 Volt.How low is "low impedance source"?? Harry
View ArticleWould like to stream file output from the EVAL-ADISZ
I have just purchased the ADIS16364 along with the EVAL-ADISZ to get access to the output of the gyros and accelerometers. I have very little experience with SPI-compatible devices, and programing...
View ArticleClik here to view.
ADuC7023 temperature sensor and ADC timing
Hi all, I use the temperature sensor data converted by ADC, ADuC7023.Can I Select conversion type, only "single software conversion" ?Never select other conversion type? why not?ex) timer1 or PLA, for...
View ArticleRe: ADAU1701 noisy sine waves
ADAU1701 full-scale output is 2.5Vpp, so 100mV is -29dBFS. With dynamic range of 104dB, that still leaves 75dB signal to noise, or 13 bit. Thus, quantization should not be the source of the noise...
View ArticleFMCOMMS1-EZ I2C read operation
Hi, I am trying to use the FMCOMMS1-EZ board connected to a Kintex KC705 FPGA board with a custom hw build (.bit file) and custom from-scratch software (.elf file). I know that AD doesn't support...
View ArticleRe: Op Amp for Low Current (< 100 mA) Measurement
James, Instead of an op amp, I would use an InAmp. And in the past five years, we have made specializedIn Amps for motion control. Take a look at the AD8218. Harry
View ArticleClik here to view.
Re: ADAU1701 noisy sine waves
Hi Jon, I also believe that the reconstruction filter is necessary. The top scope trace is after the eval board's filter (at its output mini jack), the second one below is directly from the...
View ArticleAD9915 output attenuation when driving FPGA. Explanation and solutions?
Customer Question: We are using a AD9915/PCBZ in combination with a Xilinx ZC702 eval board. We are using a Xilinx FMC XM105 debug board to access the clock and I/O pins on the FPGA. The sync clock...
View ArticleRe: AD5421 Offset Register
Hi BobR, How are you writing to the part? By that I mean the sequence of the commands that you are sending to the part. Would you be able to do the following in sequence?Do a software resetSet the...
View ArticleRe: edit hardwareconfiguration in graphical sigma studio?
Hello hubijo, Now I understand what you wish to do -- change the Master/Slave bit under control of the running DSP program (graphical signal flow). This would allow a self-booting ADAU1701...
View Article