Re: getting consistent output from ADIS 16375
Thank you for the explanation. I will probe Vdd and current at startup and give you an update
View ArticleRe: ADIS16480 EKF
By the way, I am sorry that my response has been delayed. This is the end of our quarter and we are releasing a new product, which requires an above normal level of attention to documentation projects....
View ArticleSigmaStudio on Windows 8
Hi Please advise when Windows 8 is supported by SigmaStudio since Windwos 8 machine is quite popular now in the market? Regards, Satoshi
View ArticleHigh speed ADC evaluation board with differential inputs
Hi, I was looking for a high-speed ADC evaluation board ( >40Msps + at least 12 bit resolution) which accepts differential inputs. I have to capture a sampled and held waveform output from my chip....
View ArticleRMS-DC converter AD8436 single supply questions
Hi, I have studied the datasheet for the AD8436 RMS-DC converter quite a bit, but there are some things I cannot figure out when using it with a single supply. In the example Vcc = +5V, GND = 0V 1. To...
View ArticleRe: ADV7612 EDID on Xbox 360
The board is a new board that is based on the Irrevium board. The Irrevium board works.The new board works with PC and the HPA (hot plug) works also. The XBOX doesn't look normal because it does eight...
View ArticleRe: AD719x communication problem
Hi Siyavash, Can I ask for scope shots of your digital interface lines? Upon power-up a reset should be initiated so as to place the digital interface to a known state. This is done by writing 40...
View ArticleVB ver. 6 source code for software used in the the AD8369 Evaluation Board
I have been working with an idea that utilizes your AD8369. One of the components in this project is a PC, which adjusts the gain of the AD8369, as a response to the intensity of several other acoustic...
View ArticleCalibration of the ADE7758
Hello all, I have been trying to calibrate the ADE7758 for use in reading Vrms, Irms, WT/Hr, VA/Hr, and VAR/Hr. I feel that I have figured out the Vrms and the Irms pretty well and am able to get...
View ArticleRe: Missing files in latest FPGA release?
Thanks Lars, I have seen the instruction on generating Netlist files but the missing files are Verilog files that are missing from cf_lib (provided pcore library). -Jhadi
View ArticleRe: AD7631/34 Power Supply Sequencing
Hi HM72, I just found on the p.23 on the AD7631 datsheet, a correction on the previous post. There is a need a sequencing for the AVDD and DVDD power supply, AVDD should come up prior to or...
View ArticleRe: AD9838 output configuration to minimise power consumption
Hi, Even if IOUTB is not used, you still need to connect a 200ohm resistor at the output. This ensures that the DAC output does not exceed the voltage compliance range.Note, you can change the value of...
View ArticleRe: AD9914: crosstalk during initialization
Hi, Have you tried issuing a DAC CAL before writing at the registers to output a frequency?If this does not help, kindly check if you have floating input pins or not. Floating input pins are profile...
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Re: How to compare noise levels between digital and analog accels?
Hi David, 1. You can either compare noise density or RMS noise. I suggest RMS noise since for the same noise density, different filter design may cause the final RMS noise a little different.2. RMS...
View ArticleRe: Amplitude Modulation in digital domain with DDS
Hi, You can use Ad9911, and use the test-tone modulation mode. It enables sinusoidal amplitude modulation on the carrier. The carrier is the Channel output in which the frequency can be set via...
View ArticleRe: AD594AQ Troubleshooting
You have to power up the IC correctly. Put power directly on pins 4, 11. See data sheet Harry
View ArticleRe: Our power-up sequence for ADV7611
Hello, Sorry,due to my imperfect English, ask to you about Q2) again. you wrote:Q2) Both options are acceptable.Although our sequence is not perfect, we believe that as long as 1.8V supply does not...
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Re: ADSP21469 EZ-Kit with Sigma Studio - Using and External ADC/DAC
Hi guys, thank you very much for your help and attention. The technical support on this forum is top notch I am using the ADSP21469 Evaluation board, so lease confirm if my understanding is correct:...
View ArticleRe: getting consistent output from ADIS 16375
The eval adis board charges through usb port from laptop, but usb only supports upto 500mA current. ADIS 16375 requires upto 1.5A for startup.
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