LMH6518: Interfacing high-impedance adcs
Part Number:LMH6518Hello everybody,I would like to know if it's possible to drive with the LMH6518 ADCs which have an differential input impedance around 20k.In the datasheet only 100 Ohm differential...
View ArticleINA122: Common Mode Input Impedance
Part Number:INA122I have a customer asking if we any information on the common-mode input impedance for the INA122. He asked specifically for the input impedance to GND, but I believe that he is...
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OPA376-Q1: About system configuration
Part Number:OPA376-Q1Hi All,For consumption current reduction, I'd like to use OPA376-Q1 as follows.Is it all right ？Is it possible to input V+ continuously ON / OFF?On time: 250 μsPeriod: 5 msRise...
View ArticleLMP91000: Accuracy at high gain
Part Number:LMP91000I'm looking at this part for the analog front end of a gas cell tester, but with the highest-sensitivity part I need to verify that the zero-bias reading is between +- 20nA (so,...
View ArticleNeed Unity Gain Op Amp To Drive 100 ohm, 2200pF Load
I need a unity gain stable op amp that can drive high capacitance loads. Before I provide the requirements of the unity gain buffer let me describe the overall circuit:The entire circuit looks like...
View ArticleLOG112: LOG112 about the reference circuit
Part Number:LOG112Hi Team,The customer would like to select an op amp. The input signal is the current that is about hundreds of pA. The output voltage is the voltage.I found LOG112 would meet the...
View ArticleINA132: INA132 about the design question
Part Number:INA132Hi Team,The customer would like to use the op amp to design his circuit. The input signal is 0~20mV and it is 100HZ. After the signal is amplified by the op amp, the output voltage...
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INA125: Not getting expected gain
Part Number:INA125Hi,I am a newly joined member. I am trying to use INA125p to amplify the load cell output from CZL601 and then using Launchpad TMS320F2802x, to get a digital output from ADCINA7...
View ArticleVCA8500: Cascaded chips for higher gain
Part Number:VCA8500Hi I'm designing an NDT ultrasound Phased array. For my project I need 80dB of analog controlled gain. To do this I would like to connect two VCA8500 cascaded.My problem is to...
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TLC2252: Noise Issues on the Output
Part Number:TLC2252Hello Team,I am currently evaluating the TLC2252 for a customer application, and ran into some noise issues on the output. To provide a little background on the design, the op amp...
View ArticleRCV420: RCV420 recommended package items
Part Number:RCV420Dear Expert,I have a simple question about RCV420.This product has products with JP and KP at the end.Which is the mainstream product in the world wide?Best,Regars.Nori
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PGA281: Gains reserved for Test
Part Number:PGA281Inside the datasheet of the component it is written that there are 5 configurations on the gain which are reserved for testing. Unfortunately there is nothing written about the...
View Articletransimpedance amplifier
Do you have any transimpedance amplifier that can amplify picoamperes or lower current ?
View ArticleLMH6401: How much voltage should it be supplied on VCOM pin?
Part Number:LMH6401HI teamCould you let me know how much voltage should it be supplied on VCOM pin?As far as I checked on the datasheet, it seems to be up to 1.22V.Best Regards,Takanori Yuzawa
View ArticleLMH6401: Inquiry for thermal gain control
Part Number:LMH6401Hi teamVoltage gain seems to be 1kHz=26dB, 100MHz=26dB at gain=10 from thermal frequency control on the datasheet P29.And also, it seems to be 1kHz=25.93dB, 100MHz=26dB at gain=10...
View ArticleLMP91000: LMP91000
Part Number:LMP91000Hello,We require a Co2 sensor in one of our design. Can we use LMP91000 with MG811/ MG812 for CO2 sensing application.Regards,Sumathi
View Articlehelp required -- tlv2211
Dear All,I am getting a output of 0 to 20mv from a ceramic pressure sensor , would like to convert it to 0 to 5v for input to PIC , we intend to use TLV2211 for the same , kindly help us out with the...
View ArticleMeasure voltage of -60 to +60 volts accurately using operationnal amplifiers
Hello,I want to sense high positive and negative DC voltage that variates from -60 to +60 using highi accuracy operationnal amplifier.I'm thinking about using differential attenuator with a level...
View ArticleDRV2700: recommended buzzers, driving buzzers with feedback pin
Part Number:DRV2700how to drive a 3-pin buzzer (with feedback) with DRV2700? or is there a better fitting device for this?do we have recommended buzzers to be used with DRV2700? what is the best system...
View ArticleUAF42: Filter requirement for analog signals
Part Number:UAF42Hi, I am designing a signal conditioning board where the analog signals are from various sensors. Some are DC voltages from 0 to 30V and some are AC signals with about 500HZ and 30V (...
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