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Frequent questions

  • [FAQ] TMAG5233: What is the lowest power, highest sensitivity Hall-effect switch TI offers?

    Part Number: TMAG5233 Tool/software: Hall-effect sensors are often the most cost effective option for magnetic switch designs. When the sampling rate of the Hall-effect sensor is adjusted down, the total active sampling time needed to produce the Hall…

  • [FAQ] TMAG5233: Is there an xMR switch replacement using Hall-effect Sensors?

    Part Number: TMAG5233 Other Parts Discussed in Thread: TMAG5134 , TMAG5133 , Tool/software: xMR is a term which generally describes any form of magneto resistive sensor. This includes anisotropic magnetoresistance (AMR), giant magneto resistance (GMR),…

  • [FAQ] TMP112: Need Linux C code for I2C sensor

    Part Number: TMP112 Tool/software: Please provide example C code for TMP112 temperature sensor.

  • [FAQ] IWRL6432: Is my IWRL6432 an ES1 or ES2 revision?

    Part Number: IWRL6432 Tool/software: If you are not sure if your IWRL6432 is an ES1 or ES2 revision, use the below table to figure out. All devices ordered from TI in the future will be ES2. TI no longer produces ES1 devices, so this post only refers…

  • [FAQ] PGA900: Questions EVM Related to the PGA900, PGA300, PGA302 and PGA305 Devices

    Part Number: PGA900 Other Parts Discussed in Thread: PGA305 Tool/software: I have some questions regarding the EVM and software as follows: Issues related to .net Issues related to the gain computation button Corrupted PGA305 user’s guide Issues…

  • [FAQ] PGA900: Questions DAC Related to the PGA900, PGA300, PGA302 and PGA305 Devices

    Part Number: PGA900 Tool/software: I have some questions regarding the use of the DAC on the PGA devices as follows: How do I get my +/-20mV input signal from my sensor to correspond to 0 to 3V on my DAC output? What does it mean by ratiometric DAC…

  • [FAQ] PGA900: Questions ADC Related to the PGA900, PGA300, PGA302 and PGA305 Devices

    Part Number: PGA900 Other Parts Discussed in Thread: PGA305 Tool/software: I have the following questions related to the ADCs on the PGA devices: Can I float the ADC inputs? What is the ADC sampling rate? What temperature accuracy can I expect and what…

  • [FAQ] PGA900: Questions Regarding Sensor Connections to the PGA900, PGA300, PGA302, and PGA305 Devices

    Part Number: PGA900 Tool/software: I have some questions regarding connecting external sensors to the PGA inputs. The questions are as follows: If I want to use an external temp sensor instead of the internal, how do I set it up and use it? If I want…

  • [FAQ] PGA900: Questions Regarding the Coefficients Used in the PGA900, PGA300, PGA302, and PGA305 Devices

    Part Number: PGA900 Other Parts Discussed in Thread: PGA300 , , PGA305 Tool/software: I'm trying to understand the polynomial used for the linearization and temperature compensation. How do I calculate the coefficients and how are they used?

  • [FAQ] PGA900: Questions Regarding the EEPROM used on the PGA900, PGA300, PGA302 and PGA305 Devices

    Part Number: PGA900 Tool/software: I have the following questions: What is the EEPROM used for on the PGA devices? Can undesignated bytes be used for other purposes? What is the process of storing the coefficients in EEPROM? I have negative coefficient…

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