AM/ASK/OOK Transmission at variable 140-160MHz
Key Information:AM/ASK/OOK Transmission at 140-160MHz (variable, programmable) Output: external Antenna 50 OhmModulation (data rate): 0Hz to maximum 10kHzDuty Cycle of modulating (data) input: 0%...
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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...
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...
View ArticleHaving noise problems w/ AD1988A / ASUS/ M2N-SLI Deluxe
I have the latest drivers and a creative 7.1 speaker setup. My monitor is a Olevia 42 inch LCD TV. I have this background hum. Just like when a guitar is plugged into an amp. There are times when it...
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 ArticleQuestion for digital interface of AD9866 at half-duplex and master mode?
I am using AD9866. I have question about its digital interface when AD9866 is at half-duplex and master mode.the pin s of RXEN and TXEN are connected together with Bus_Ctr of ASIC. How can I identify...
View ArticleADF7021 series transceivers
Having to design a new family of narrow-band, VHF and UHF transceivers based on the ADF7021 series of chips, I would be very grateful if i could get some info about: a) The fundamental differences...
View ArticleADF7021-N radio performance variation over pcb stack-up change
Hi all, I'm facing a doubt while designing a transceiver application using ADF7021-N in 868MHz band. I've still realized some time ago a trx application with this chip on a 4 layer pcb stackup with...
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 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...
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AD630 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 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 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 Articledemodulation sin o square wave?
Hi,i'd like to use AD8333 to demodulate a pass-band signal with 200kHz local oscillator.The datasheet says that i can use both sin wave and square wave. My question is:The use of a square wave produces...
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,...
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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...
View ArticleADA4571 Evaluation Software doesn't be opened
Hi All, I am now trying to install the ADA4571 Evaluation Software into my PC, it doesn't work so far.I am trying to install it along with the installation procedure written in theUG-739.The software...
View ArticleADXL001 Output filtering
Data sheet recommends a 1nF capacitor on the output.Table says a minimum of 1000pF (1nF).Other devices publish the output resistance to make understanding the device behavior easier.Data sheet of the...
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adf7021-N
which is the best protocol to interface adf7021-N with a microcontroller and why
View ArticleADN8831 - Which FET should I use?
Hi, I have a customer developing a circuit based on AN-695 schematic. The FET indicated (FDC6020C) is obsolete, so I would like to know which other FET's can I recommend them. Thanks,Fernando Guerra
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