GFSK transceiver multi carrier frequence & multi baud rate
Hello, I am looking for a tranceiver multi carrier frequence & multi baud rate for the ISM band 868 MHz, I have seen the component...
View ArticleAbout ADF7023's Daugher board
Hi, I bought ADF7023 daughterboard, and I found the antena in the box.But I can find any information on this antena.Could you tell me How I can get the datasheet of it? Best,Tarzan
View ArticleADF7021 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 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...
View ArticleClik here to view.
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 ArticleQuestion Regarding AD8339
Hello to everyone in Engineer Zone, I wish to post a technical inquiry about the AD8339. According to the datasheet for product AD8339 Revision B on page 29, and with reference to the section "using...
View ArticleDifference between ADN8834CB-EVALZ and ADN8834MB-EVALZ
What is the difference between ADN8834CB-EVALZ and ADN8834MB-EVALZ? Do you have any additional information or datasheet for the eval kits?
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...
View ArticleClik here to view.
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 ArticleEDA TOOLS METHODOLOGY FOR LAB-ON-A-SMARTCARD
I am looking for experts in EDA Tools Mthodology for LAB-ON-A-SMARTCARDPlatform (Analog Mixed Signal):Here is the...
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 ArticleWhat 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 ArticleClik here to view.
AD5520:trouble with MEASOUT voltage range
HI this is my sch of ad5520. the pin 64(CLL) vee_3v3 is -3.3V and pin 63(CLH) vcc_3v3 is +3.3v.I change the pin 26(FIN) voltage , the pin 58 (MEASOUT) should from -3.3V to + 3.3V . but the pin 58...
View ArticleClik here to view.
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 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...
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 ArticleClik here to view.
Controlling digital potentiometer (AD5142) by Arduino UNO
Hi, I am trying to control digital potentiometer (AD5142) by Arduino UNO.Here is the pin configuration of AD5142.I connect SCLK pin to 13 pin of Arduino (serial clock pin), SDI pin to 11 pin of Arduino...
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 ArticleADF7020-1 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 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 Article