Question about test setting of ADN8834
Hello, My customer wants to confirm the performance of ADN8834 using EVM first.And they are trying to test a ADN8834 EVM and TOSA module with Thermoelectric Cooler (from NeoPhotonics.) During the test,...
View ArticleADG3245 package question - [LFCSP] (CP-20) package
The ADG3245 level shifter shows an exposed thermal pad for the20-Lead Lead Frame Chip Scale Package [LFCSP] (CP-20) package. Can I tie the thermal pad to ground? I apologize if this is the wrong...
View ArticleDivision with AD538
I am trying to do on-board division with the AD538 chip. I have to voltage inputs which can have either negative or positive polarity. The discussed cases in the data sheet are clear for when the...
View ArticleProblem with AGC on ADF7021-N
Hello, I am facing a strange issue with AGC on the ADF7021-N chip. I am using an external oscillator at 14,7456 MHz, listening to a transmitter sending analog audio at 324,0875 MHz and my register...
View ArticleADCMP572 VTT pin confusion
We've received 2 ADCMP572 eval boards, but unfortunately the documentation for the part and the eval board seems to be inconsistent.As a result, I have a question: should VTT (pin 8) be tied to GND or...
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application ADN2841
Hello!I am going to use ADN2841 in my design, but I have got some questions.1. The ADN2841 is very good for our conditions, but it has a small current of modulation. I have got a laser diode module...
View ArticleHi , Compilation issue in Cross Core Embedded Studio
I am facing one strange issue with CCES .. The issue is if I open the project and bulid am getting no errors but if I open some file am seeing some errors like "CD_RV cannot be resolved". But that...
View ArticleAD5522 Eval Board idle temperature
Hi, My customer noticed that the AD5522 Eval Board run hot when idle(no load ,output disable) ca. 70°C From the reference design, ADI does not mention any heat sink required .Is this typical? I doubt...
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AD5522 can not communicate via SPI?
Hi All: I have a AD5522 Evaluation Board,and it's work well on Evaluation Software 1.6.1. Now I want to use my STM32F103ZE to control the AD5522,but I can't communicate with AD5522 via SPI.It's...
View ArticleADN8331 H Bridge circuit dead zone issue
Hi, everybody,I am going to use the ADN8831 to control the DFB Laser temperture,and I have a question need you to help me to solve,which is the H Bridge driver circuit that make up of the...
View ArticleRegarding over and under voltage protection for 1V supply line
Hello everyone,I am kishore. I need to provide over and under voltage protection for 1V supply line. I searched for zener diode having voltage rating of 1V. But I have not found any device. Please...
View ArticleADN8834, Amplifers
Hallo, are the two chopper stabilized amplifers inside the ADN8834 on while the chip is in standby. I plan implementing a digital control loop arournd the AD8834. It want to use one of the amplifiers...
View ArticleEVAL-ADF70xx driver problem
I've EVAL-ADF70xxMBZ2 recently procured to use with EVAL-ADF7021 (and 7021-N). I had installed previous version of ADISIMLINK on my computer so i tried the provided "purge_ADIismLink" to clear the...
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ADA4571, min and max pitch between two poles when linear config.
Hi, Regarding to AMR angle sensor ADA4571 when used in linear configuration, I would like to know,a) Minimum and Maximum pitch between a north and south pole which available to be used.b) Accuracy data...
View ArticleADF7021-N,RSSI level always 0.Where is my error?
Hi to everybody in this forum,thanks in advance just for reading this My firmware is not able to read RSSI level on ADF7021-N mounted on a specific board The board itself can be connected to the Eval...
View ArticleSimulation software and a library for ADN3000-06 ic
I am a university student doing my final year university project.Part of My project is to design a fiber optic receiver.I am employing Analog devices ADN3000-06-50A-PT7 ic for this purpose.I am...
View ArticleADF4007 PLL
Hello .; I am using ADF4007 PLL in my application board. PLL loses lock when, I try to read either R or N divider at MUXOUT pin. What would be the possible reason/s?Supplementary question: Would it be...
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Query about REF192
Dear Team, Please explain or share information …about output shift with respective to temperature value(due to solder effect )…please see below information is available in REFf192 datasheet of page:21...
View ArticleAD8672 Open-Loop Gain and Phase Shift vs. Frequency & Output Impedance vs....
Hi there, We are using the SPICE model of AD8672 to simulate the open-loop gain & phase shift vs. frequency & output impedance vs. frequency. It turns out to be quite different from the...
View ArticleADF7021, 3FSK modulation and supported data rate?
Hi everyone, I am wondering if ADF7021 supports baud rate 19.2 Kbps with 3FSK modulation? Thanks
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