ADP7142 Output abnormality
Hello. When chattering occurs at startup input, LDO output will be abnormal.Phenomenon 1 Vin = VoutPhenomenon 2 The voltage is not set. And VADJ voltage is not 1.2 V...
View Articleproblem simulating CD4046 with ADIsimPE
i have been trying to simulate cd4046 with ADIsimPE but the IC just doesnt work at 15V power supply. I have calculated the values of R1,R2, C1 susch that the frequency range is between 32 to 33 Khz. I...
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Timer for detail about ADP5062
Today,I just moved from discussion sled to question sled here due to higher priority than discussion.So please advice me following timer question thanks.Kaos--- Dear Sir/Madam, Our customer is still...
View ArticleADD5211
Hi, Page one of the ADD5211 data sheet states that PWM dimming at 300 Hz, what is the maximum frequency that can be used for PWM dimming? Best Regards.
View ArticleEncrypted SPICE AD797 and AD734
Can someone please give me encrypted ADIsimPE files for the AD797 low noise op amp and the AD734 analog multiplier?I have hit the 'too many nodes' limit. SincerelyDaniel H.
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Need help finding LDO for MMIC PA
HI,I need help selecting and configuring low noise LDO for MMIC PA in E-PHEMT process, part#LHA-1+. PA operates upto 6GHz and will process low phase noise clock source so wanted clean biasing. Is...
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I see that ADM717x have EN INPUT STANDBY at page 5(4) of datasheet.
I see that ADM717x have EN INPUT STANDBY at page 5(4) of datasheet.And I see that ADM717x have EN INPUT PRECISION, too. But ADM717xhave only one pin EN. How so?
View Articleproblem simulating AD736 in ADIsimPE
simulating AD736.I was trying to simulate AD736 rms to DC converter for 200mV input for fastest settling time. I have attached the circuit below. I might have made mistakes in selecting the Cav and Cf...
View Articleproblem simulating CD4046 with ADIsimPE
i have been trying to simulate cd4046 with ADIsimPE but the IC just doesnt work at 15V power supply. I have calculated the values of R1,R2, C1 susch that the frequency range is between 32 to 33 Khz. I...
View ArticleClik here to view.
generating a chirp signal with the use a PLL with a DDS as a reference
helloNow I'm working on generating a chirp signal in the X band and the C band therefore I want to use a PLL with a DDS as a reference and for that I want to know how to dothank youcordially
View ArticleLDO with adjustable current limiting etc. available?
Hi Analog Devices,I have searched your power management products for an LDO with these characteristics: - Single regulator output, adjustable. Preferably up to 20 VDC. Input voltage up to 22 VDC.- 200...
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Interface for Implementing NLMS algorithm in ADAU1452
Hi, I am using ADAU1452 SigmaDSP to implement an algorithm derived from NLMS adaptive algorithm. It is a dual-path algorithm,where it stores the background (shadow) coefficients. It would be helpful if...
View Articleproblem simulating AD736 in ADIsimPE
simulating AD736.I was trying to simulate AD736 rms to DC converter for 200mV input for fastest settling time. I have attached the circuit below. I might have made mistakes in selecting the Cav and Cf...
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How's the Vcc voltage drop will reset ADM1278 register?
Hi ADI Expert, When ADM1278 Vcc drop, what's the Vcc voltage threshold which may make ADM1278 register be cleaned/reset? May I know the possible range? I would like to know whether is possible my...
View Articlegenerating a chirp signal with the use a PLL with a DDS as a reference
helloNow I'm working on generating a chirp signal in the X band and the C band therefore I want to use a PLL with a DDS as a reference and for that I want to know how to dothank youcordially
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ADP5063 How to configure DIG_IOx as stated in table 49 in datasheet?
Hi,recently I started to integrate ADP5063 to my project. Now I stumble on how to reconfigure the DIG_IOx to another option set. We designed our PCB to use "1001" configuration, especially with the...
View ArticleADP2442 - VCC load capatibility
Hi i'm using ADP2442 as inverter. I'd like to use VCC-Pin to source a external component. How much current can i sink from the source pin?
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How to use SMBALRT as a simple POWER GOOD?
Hello, I just wana use the pin SMBALRT as a "simple PG" = asseteed if Vout is between POWER_GOOD_ON an OFF.By reading the datasheet It is not clear if:-the PG function can operates even if the ADP1055...
View ArticleADM1278 EVB Board Over 1000W Testing
Dear All:I want to use ADI Demo Board EVAL-ADM1278EBZ to testing power system @12V/90A(1080W). This test will be what kind of problem? the UG-601 ADM1278 demo board user guild show 12V/73A, If I add...
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