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Re: MAT14 vs. MAT04
Hi, ricky. Sorry for the delay. Please refer to the answers below from the Applications Engineer of MAT04 and MAT14. 1. Regarding Figure 5 in MAT14 Data Sheet, Base Emitter-On-Voltage, they need the...
View ArticleRe: ADIS16209 Accuracy Problems and Assembly issues
I am sorry to hear that this is not going smoother for you, but I think that we can help. To start with, I want to share some things that we have observed, with respect to the sample rate and...
View ArticleRe: ADIS16209 Accuracy Problems and Assembly issues
By the way, the previous post was specific to the elevated noise observations. For the apparent 5% scale error in the measurements you are reporting, can you start by reading register locations 0x1C...
View ArticleRe: AD9915 development board and Linux
Hi benoit_d, The usb controller that we use in the boards are from cypress fx2lp family of chips. You can search a documentation of it from their website about the CyUSB.dll that we used to communicate...
View ArticleRe: RSTOUT on AD5764R
Hi Roy, The /RSTOUT pin of the AD5764R is an output pin. I am not sure about which voltage it is being watched but it is most probably the AVDD that is being monitored. The part has a power-on reset...
View ArticleADSP 21489 SPORT problem
hithe context here is that i'm trying to read and write data to a FM3316 device, which is a FRAM, using 2 SPORT.timing sequence you can find online. i'll just give a brief intro.to write ,Sport send...
View ArticleRe: QPSK GENERATION (MATLAB HDLCODER)
Hi DragosB, i'm using adfmcomms1ebz ,in it there's no dac_init function. If I change the custom data sine_lut() to any other data then do i have to change dac setting(some registers)? thanks a lot...
View ArticleADSP-BF526 - Second SPI Bus Interface
Hi, I hoping you can help me with a question concerning the ADSP-BF526. I'm building an interface board for the ADSP-BF526 EX-board, with a uP, which will control the DSP via SPI. I'd also like the...
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AD1556 input data resolution
Hi.) In datasheet was described ad1556 work with ad1555 that have a 1-bit out stream. Also is written possibility to work with another del.sig modulator but about ad1556 input resolution is written...
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Re: How to manually update the cache data from the SDRAM?
Could you check if APIs in arch/blackfin/include/asm/cacheflush.h, for example, blackfin_dcache_flush_range will help?
View ArticleConfiguring AD9361 for use with reference oscillator instead of crystal
Hi, We've recently made our own board using the AD9361, Previously, we were working with the FMCOMMS2 and Zedboard. On our custom board, we use a 40MHz reference oscillator connected to pin XTAL_N...
View ArticleWhy is the IQ data on AD9361 inverted?
Seeking support on customer issue with phase shift on IQ data when inputing sine wave that is offset from carrier. See below.... are doing some testing of the multi-chip synchronization features of...
View ArticleRe: ADV7619 h/v locked bits wrong with ADN4605s
Hi Guenter, I've done some tests looking at CP_LOCK_RAW, with CP_LOCK_UNLOCK_EDGE_SEL set to both 1 and 0. The behavior made more sense with it set it to 0, though the CP LOCK event never occurs: it...
View ArticleAD8302: What is the maximum allowable difference in signal amplitudes in...
Hi all,I have a couple of simple questions regarding the spec of the AD8302 RF/IF gain and phase detector.I know that in order to obtain a gain measurement, the maximum allowable difference between the...
View ArticleAbout ADV chip 4K format
Hi,there: Was the ADV7844 -7511 and 7623,those two platforms arm support the 4K video format?And if the chip support the HMDI1.4a means that the chip support the 4k format?
View Articlethe register settings that specify dimensions and formats of ADV7281-M
Are there any registers available in ADV7281-M wherein the frame dimensions & formats could be read & written?The 3 status registers available in ADV7281-M does not provide the information.
View ArticleRe: AD80066 SHA mode input range problem
Problem solved, I turned on the internal reference voltage, and it started to working properly!Thanks!
View ArticleHow to keep the impedance high while using AC coupling with In-amp
Hi dear all,I have a problem with the AD8421 instrumentation amplifier. I need a input impedance at least 100MegΩ. But I want to use the AC coupling in front. That means I have to provide the return...
View ArticleIs ADL5350 a right mixer for my application?
Hi all,I am developing a RF transmitter in the frequency range of 1GHz to 2GHz. basic details are as follows:RF freq band : 1GHz to 2GHzRF Bandwidth : 550MHzIf freq : 140MHzIF Bandwidth : 10MHzLO : low...
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