ADF7021 Power Settings
I'm working on an application that uses the ADF7021 as an analog FM transmitter at 156MHz. I use an external inductor of about 18nH and have the RF divider enabled. The problem I'm having is that the...
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415 MHz transmitter for EN 300 224 and EN 300 219 : ADF7021?
Hi, I need a 415 MHz transmitter for operation in countries requiring both EN 300 224 and EN 300 219. The main issue seems to be adjacent channel power. For a device operating on 25 kHz channels, the...
View ArticleAD7843
Hello, I'm developing a solution that contains a TS module and uses an AD7843 to interface to a Microchip PIC18F4550, but I am not able to read the values X andY. I followed the instructions in the...
View ArticleAD630 Lock-in Amp
Hello everyone, I am looking to implement a lock-in amplifier in the range of 100kHz to 1MHz to obtain amplitude and phase information. Any thoughts on whether the AD630 will be ok for this frequency...
View ArticleOptical Module Development Platform 2.5 Gbps Transmitter with Digital...
Hello, I am a graduate student from Rochester Institute of Technology, Rochester, NY. I am currently looking for a SFP development board for our fiber optics lab. I happened to come across your...
View ArticleADN2841 input to output propagation delay
Hello, Do you have any data for ADN2841 input to output(IMODP) propagation delay at 25C degree and Vcc=5V? Best regards and Thanks,Ian
View ArticleHow to connect a laser with common PD-anode and LD-cathode to ADN2847?
Hi All, I'd like to know a following point about ADN2847 application circuit.According to Figure 15 in the datasheet of ADN2847(RevB), a laser with common PD-cathode and LD-anode is used for this...
View ArticleADF7242 GFSK sport mode
I purchased two dev kits for the ADF7242 and am trying to configure them to have one be in the tx GFSK Sport mode (2Mbps, sample on falling edge) and one in rx so that I can feed a bitstream through...
View ArticleAD8186 Video distortion
Hi All, W are seeing distortion in the video seen in TV when AD8186 is connected. Attached is the same (only Y was connected to AD8186, so only black and white picture is seen). The test set up is as...
View Articleapplication 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...
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ADF7021 with external Rx/Tx switch (ADG919)
Hi, we have made and are using RF modules based on the ADF7021 transceiver with it's internal Rx/Tx switch. So far we are very satisfied with its performance. But we would like to go one step further...
View ArticleSimulation Pspice AD694
Bonjour, Je souhaite réaliser une sortie 0_20mA et 4_20mA en utilisant la sortie 0 ... 3V de mon DAC. Pour cela je souhaite utiliser le composant AD694 de analog devices. Mais avant d'aller plus loin,...
View ArticleProblem starting EVAL-AD9837SDZ software
Analog Engineers, I have two EVAL-AD9837SDZ boards that I would like to program on my computer, but I am having an issue getting the software to open. The program can't locate the LabVIEW Run-Time...
View Article320*240 resistive touch screen calibration problem
Hi every one.I have 320*240 LCD with resistive touch screen and touch screen controller of AD7843 ( All is together in one LCD from topway: KM2088S). I want to know what is the best way to calibrate...
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AD8672 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 ArticleAbout how to use ADN2818
So I'm outsider of SONET, I query you about foundamental usage of ADN2818. Q1.I want to use it as clock and data separater from "enbedded clock signal" like a 8B10B. If it possible,Q2.Dose it can...
View Articleadf7021-N
which is the best protocol to interface adf7021-N with a microcontroller and why
View Articleadf7021-N
hi everyone;my name is harsha ;i wanted to program adf7021-N eval board with msp430F5438A experimental board . the interface part is the problem the header jacks are not identical so can anyone suggest...
View Article3 lead ECG
I am planning to build a wireless ECG sensor. This is my first attempt to do anything of this sort. I was wondering if i should go AC-coupled AFE or DC-coupled AFE? Which one would be easier?
View ArticleAD5273 Programmable Digital Potentiometer
We use the AD5273 for adjusting contrast on a LCD we use in our design. The LCD is changing and we no longer need the AD5273 to adjust contrast but we have to leave the AD5273 in the circuit because...
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