Re: ADT7420 Temperature Range
Actually, and based on my knowledge, exposing the part to that temperatures may not cause a big damage, or apparently will not shorten its lifetime. But it wasn´t characterized in that conditions, so...
View ArticleRe: Wrong mode register value from AD7730
I applied a 800usec clock whenever the chip was idle. DIN was high. So, I always reset the chip. I changed the code to reset the chip not so often, but the problem still happens The following is the...
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Re: ADAU1401 crystal oscillation
Hello keddy, A measured ADAU1701 EMI spectrum appears below:We see the crystal’s 12.288 MHz fundamental frequency at A, but virtually no second or third harmonic at B and C respectively....
View ArticleRe: API/SDK for AD5667REBZ
Hi Meir, Apologies for the delay as I just recently acquired the code. It is written in Visual Basic 6. VB6 is quite old and is not compatible with Windows7 so a machine using WindowsXP will be needed...
View ArticleDifferent Rx1ABC/TxAB inputs on AD9361
On the AD9361/AD9364 what are the differences between the different inputs? For instance, are TXA and TXB meant for different frequency bands? Are these differences documented? I can't find any...
View ArticleRe: Conversion rate
Hi Sindhu V, I moved the thread to the precision DAC community. Regards,Jonathan
View ArticleRe: Help regarding AD9858 Schematic.
hi,can you provide the .stp file you used? I just want to check if CFR[23] bit is 0 or 1, as well as other bits. OR, can you check these please?CFR[15]=1MSB of DFTW should be 0. This indicates up for a...
View ArticleRe: Help w/ ADSP-21489... DUAL SIMD MAC 40bit Floating Point
Hi bookevg, So, if I set up the PM and DM Blocks with 48-bit widths, I can use the DAGs (pointing into these 48-bit regions) as LOAD and STORE areas for 40-bit FP Registers (PEx and PEy?). Rich
View ArticleRe: Help w/ ADSP-21489... DUAL SIMD MAC 40bit Floating Point
Hi Jithul, So, if I use the "combined" PX Universal Register, I can transfer (LOAD and/or STORE) a 40-bit FP Register with respect to the PX Universal Register which is (I guess) limited to immediate...
View ArticleRe: Wrong mode register value from AD7730
Hi, Chris, I attached AVDD and REFIN+ to DVDD (5V). Also, AGND and REFIN- to DGND. I'm using PIC but I'm directly controlling SPI signals with GPIO. As you can see the oscilloscope signals, I don't...
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Re: AD831 Bias Current
Hi jdobler, we are finally replacing the part, we'll see... They have asked me though to check if the design was right, before mounting the new part. Let me ask you a few questions: 1. The LO input was...
View ArticleRe: ADSP-BF526 EZ-Board - 12-bit Data Input
Hi Craig, Just checking in to see if you've managed to find out anything about the pros/cons of using the J1 connector vs. the P3 connector above? Cheers mate, Dave
View ArticleADuM4223 Half Bridge Negative Bias
Hi RSchnell. Thanks for your quick and detailed response. -Tamil
View ArticleRe: ADV7513 Differential output appears single ended
So we have new information on the problem. 1) The cable we are using appears to have a low ohm to ground short (40 ohms) on the non-inverted HDMI signals. We went out and purchased two additional...
View Articlea finished prototype
Hello guyz! It is not a question, I just wanted to "boast" a little bit about the prototype of the ultrasonic device for the blind. It uses two boards, the top one is an adau1701 based computer (can I...
View ArticleAD9257 power consumption question
Hi all, I'm looking at using the AD9257-40 in a new design, but this is a battery-powered application, and power consumption is very important. I have 12-channels that I need to sample, and so I'm...
View ArticleEVAL - ADAU1452MINIZ
I watch the video to configure filters. I used CH0 for stereo input. GPIO as output. I downloaded the program. When I move the slider bars for amount of increase or decrease amplitude. The program...
View ArticleRe: Fiber Optic Gyroscopes
ADIS16137 this seems to be a MEMs based gyro. I am looking for interferometer FOG.I actually thought of mailing you but i couldn't find ur mail ID so continued the conversation.U can mail me on...
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