ADF7020-1 question
I want to be able to offer two frequency ranges, one being ~600MHz and the other being ~900 MHz. I'm wondering if I can expand the range of the 7020-1 to get up to the 900MHz. It looks like the -1...
View ArticleLow output swing at the output of ADCMP 562 Evaluation board
Hi, We have purchased the ADCMP 562 evalutaion board. I have provided the proper supply voltage to the chip such as VEE( -5.2V), VCC_IN (+5V), VDD_IN (+3.3V). Do I need to provide voltage to VTERM...
View ArticleHi, I have a question about adf7023 connecting
Hi, I'm mankyu and using adf7023, but i'm really new with this product. I'm doing many kinds of tests with A few days ago, I connected one of UART pins(tx pin) to DT pin of ADF7xxx mb3Z directly as I...
View ArticleAre source codes available for EVAL-ADF70xxMBZ2 and EVAL-ADF7021DBZ2?
Hi,I would like to have a copy of all available source codes for EVAL-ADF70xxMBZ2 and EVAL-ADF7021DBZ2.email: aishamagayoong@yahoo.comThank you very much. Sitti
View ArticleSuggessions required to improve perfomance of ADF7021-V
Hi all, I have interface ADF7021-V daughterboard with an 8 bit microcontroller to transmit a realtime ECG signal. I found the system is working perfectly without any error in case of Line Of Sight...
View ArticleADF-7020-1 PN9 TX Test Mode - What Register Setting ???
The data sheet for the ADF7020-1 doesn't show how to enable a PN9 TX test mode. Yet, this feature appears to be available, as it is possible to enable it through the ADF7020-1 Config Software...
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AD5522 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...
View ArticleECG HOLTER MONITOR DESIGN
Hello Bill, I am currently working on a layout design for this ADI solution. I have a few questions regarding the circuit presented here: From the biomedical point of view, what are the minimum...
View ArticleADF7020 continuous spurious output in rx mode, even when no carrier is present
Hello I am working with the ADF7020, and notice that while in RX mode, the chip seems to output a continuous stream of spurious random bits, even in the complete absence of any carrier. Further, using...
View Articlead5522-output voltage is a Sine wave when Fin is a constant
Dear Sir/Madam. I am using a extent range. A external amplier is connected to Exfoh.output voltage is a Sine wave when Fin is a constant. The frequence is 10K Hz.VREF is confirm as 5VThe supplies is...
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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...
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Need ADF7023 Evaluation board Information
Hello! This is Abi, I am a student and I am working on the project of Wireless Communication, and I am using EVAL-ADF7XXX_MB3Z.Actually i didn´t have any proper datasheet for it, because I am really...
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ADF7023 Transceiver Problems
Hi ! Here is some ADF7023 issues . please check if they should be added in errata . 1) Manchester coding and decoding in ADF7023 is implemented complementary . You can encode some bytes according to...
View ArticleECG RLD
Hello Bill 1) What should be the RLD voltage level & how much current can I inject into the body. The Instrument is powered from 3v battery and single supply design.2) Does the RLD voltage level...
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AD5242 used as varying resistor with LM317 to get analog voltage
I am trying to get analog voltage with AD5242 and LM317. I get both the ICs working seperately but when I use the resistor value I created with AD5242 on the LM317, it doesn't work as expected. I...
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What is TECGAIN of ADN8834 DS?
Hi, I have a question about TEC controller ADN8834. I can see an equation of f_0dB in DS at p18.Can you explain what TECGAIN in it? from Fig 35, 0dB should be at 1/(2*pi*R_1*C_1). But f_0dB of...
View ArticleConfirm die markings to top markings
We have P/N AD641AP with Date Codes 0043, 0045, 0313, and 0320. The Die (wafer) marking found on all devices is AD640 ADI M 1988. The back side injector had PHILIPPINES with various numbers such as...
View ArticleI purchased PN EPM7192SSQC160-10N dc 1149. They had form and shear marks and...
The above devices appeared to be in original condition all showing form and shear marks on the leads but when I tested the top surface with some heated solvents the surface came off and there was no...
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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