PGA308: PGA308 read step?
Part Number:PGA308DEARS.The voltage levels of the signal components of the bridge circuit are 1 mV, 2 mV, 3mV...Can PGA308 read data in 1 mv unit?Thank you
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OPA333: How to calculate input offset voltage
Part Number:OPA333Hi,I would like to ask you a basic question about input offset voltage.According to the datasheet, Vos = 10uV(Max) @ 25℃ and offset drift is 0.05uV/℃.In case of Vos is 10uV @25℃ now,...
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ISO124: ISO124, INA128 Problem
Part Number:ISO124I designed analog circuits using INA128, ISO124, OPA2140.I set up Amp gain is 1 or 5 by placing a gain resistor (Open or 12.4kΩ) between INA128's pin 1 and pin 8.INA128 output is...
View ArticleOPA129: strange nonlinearity of 129U
Part Number:OPA129Hi,We configured the OPA129U as an inverting amplifier with G=-1. This was achieved twice :a) RF=Ri=1M and b) Rf=Ri=10k. The power supply voltage is +/- 12V.When we applied DC...
View ArticleTINA/Spice/XTR105: Need help finding Spice model
Part Number:XTR105Tool/software:TINA-TI or Spice ModelsNeed help finding Spice model
View ArticleLMP91000: lmp91000
Part Number:LMP91000my ic is wson package .im having difficulty in soldering the ic please suggest suitable solution for the above problem. do i need to use socket for my ic ? if so please suggest...
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LMP7721: LMP7721 about the output voltage issues
Part Number:LMP7721Hi Team,The customer is using LMP7721. The attachment is his schematic. R10 is 10M. R9 and R11 is 0 ohm. C18 is unconnected.The APD device can provide the current for LMP7721. The...
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AC coupling for bio-potential measurements
Hi there, I have been trying to analyse the difference between these two circuits. I have been able to work out, mathematically, the merits of the right-hand schematic but I am finding it difficult to...
View ArticleTi OPA388 compatable with Atmel T2117?
Hi, Since the end of the Atmel T2117 chip I have been trying to find a chip that would carry out the functions similar to the 2117 when sensing temperatures between 10 degreesC and 50 degrees C, the...
View ArticleLM331: LM331 inversion logic
Part Number:LM331Support Path: /Product/Help with Device Selection/Logic devices by function and voltage/Hello,The basic function of this part (LM331) has pins Vref, Vin, and Vout. In my design there...
View ArticleXTR117: Current loop
Part Number:XTR117Hello Sir,I am using a xtr117 current loop ic in my new product, I have a PH sensor, that i need to connect with this current loop. Its output is +/- 2000mv. Can i directly connect it...
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WEBENCH® Tools/PGA281: Output amplitude decreasing while increasing the input...
Part Number:PGA281Tool/software: WEBENCH® Design Toolswe are using PGA281 in our design as shown in the image attached.the requirement is to find the upper and lower peak of a signal that varies from...
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XTR117: Sensor Connecting to current loop
Part Number:XTR117Hello Sir,I am using an XTR117 current loop chip in my current project. I need to connect a PH sensor to this current loop, its output is -2000mV to +2000mV.. Can I directly connect...
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OPA211: OPA211 Offset Voltage and Bias Current error calculations
Part Number:OPA211Hi SupportI am currently going through the online video training series TI Precision Labs - OpampsIn the video for offset and bias current, some calculations are done for typical...
View ArticleOPA388: Availability of OPA2388 and OPA4388
Part Number:OPA388Hello,When will the OPA2388 and OPA4388 opamps will be available for samples and production?Thank you,Scott
View ArticleLMP2021: May LMP2021 can use in u Amp current measurement?
Part Number:LMP2021Hi SirMay LMP2021 can use in u Amp current measurement? if we have any u Amp current measurement reference design? Bogey
View ArticleOPA277: TINA-TI simulation result different between default implementation...
Part Number:OPA277Hello,Please see the attached file as TINA-TI simulation result of OPA277(Please visit the site to view this file).I simulated OPA277 on the voltage follower schematics.The simulation...
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OPA2348-Q1: [OPA2348-Q1] where I can find out Circuit Board Layout...
Part Number:OPA2348-Q1Hi TeamOPA2348-Q1 mentioned "Refer to Circuit Board Layout Techniques, SLOA089" as below captured.BTW,,, customer cannot find out SLOA089 on TI website.may I get the document of...
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PGA113: Controls by MSP430F6659 via SPI
Part Number:PGA113Hi,I was trying to operate PGA113 with the MSP430F6659 via SPI. First i had a delay of 35.6 uS between the first 8bit and the second 8bit, as it's shown in the next photo:The only way...
View ArticleLMC6064: Simple non-inverting amplifier with gain of 2 is unstable
Part Number:LMC6064Hi folks,I built a 24-channel ADC signal conditioning module using six LMC6064AIM chips. I am using them on a +10.5V single supply in a non-inverting 2x gain configuration to...
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