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Showing 26 results View by: Thread Post Sort by
  • TMP422-Q1: TMP422-Q1: TMP451-Q1 V+, DX1~DX4 rating current (Limited current) (max) is ?

    Chen Jeff1
    Chen Jeff1
    TI Thinks Resolved
    Part Number: TMP422-Q1 Other Parts Discussed in Thread: TMP451-Q1 , What is the maximum rating current ((limited current) of TPM451-Q1 PIN1(V+,) PIN1~3(DX1~DX4)?
    • over 2 years ago
    • Sensors
    • Sensors forum
  • Answered
  • TMP422-Q1: I2C Data Hold Time Inquiry

    Evan Wang
    Evan Wang
    Resolved
    Part Number: TMP422-Q1 Hi Team, May I know why the t(HD;DAT) in TMP422-Q1 datasheet requires 25ns? For other device, the min requirement should be 0ns. So we're curious about why this one is different from other devices. Since this parameter…
    • Resolved
    • over 2 years ago
    • Sensors
    • Sensors forum
  • TMP422-Q1: how to select slave address with two TMP422-Q1?

    Eddie Chou
    Eddie Chou
    TI Thinks Resolved
    Part Number: TMP422-Q1 Other Parts Discussed in Thread: TMP422 , DXP , , TMP421-Q1 Hi Team, My customer is planning use two TMP422 but just use one transistor, from datasheet page 17, the unuse channel DXP must be connect to GND and DXN must be left…
    • over 4 years ago
    • Sensors
    • Sensors forum
  • TMP422: I2C timing of TMP422 vs TMP422-Q1

    Aaron Spaete
    Aaron Spaete
    TI Thinks Resolved
    Part Number: TMP422 Team, My customer is using the TMP422-Q1 automotive version of the TMP422 dual temperature sensor. While doing timing analysis on the I2C interface there is a hold time issue when writing data out to the TMP422-Q1 device. The processor…
    • over 6 years ago
    • Sensors
    • Sensors forum
  • TMP422-Q1: Reading all three temperatures of the TMP422-Q1 registers

    Schoeli
    Schoeli
    TI Thinks Resolved
    Part Number: TMP422-Q1 Other Parts Discussed in Thread: TMP422 , DXP Dear Support Team, I try to read the local, remote1 and 2 temperatures via I2C from the TMP422-Q1 register values with a STM32 microcontroller. Below, my timing configurations…
    • over 6 years ago
    • Sensors
    • Sensors forum
  • TMP422-Q1: Question for the setting of "two-Wire Interface Slave Device Addresses"

    user6013811
    user6013811
    Part Number: TMP422-Q1 Other Parts Discussed in Thread: TMP422 Hi We have a design issue for the device addresses of TMP422-Q1 setting. Setting following. We design it for I2C address "1001 111"(0x4F), but the device addresses is "1001 110"(0x4E…
    • over 5 years ago
    • Sensors
    • Sensors forum
  • TMP422-Q1: Schematic Review

    Kuan Wei Chen (Kevin Chen)
    Kuan Wei Chen (Kevin Chen)
    TI Thinks Resolved
    Part Number: TMP422-Q1 Dear Team, Do you have further comments on this design? BR Kevin
    • over 6 years ago
    • Sensors
    • Sensors forum
  • Answered
  • RE: TMP422-Q1: Polarity of DX+/DX- signals

    David Vaseliou
    David Vaseliou
    Resolved
    HI Bailey, This is very strange to see the DX pins continuously have a voltage across it whether in diode or transistor configuration. Typically when the DX pin goes close to V+ this is an indicator of a short. What is your supply voltage to the TMP422…
    • over 6 years ago
    • Sensors
    • Sensors forum
  • Answered
  • RE: TMP422-EP: Junction-to-case and junction-to-case thermal resistances

    Kirby Kruckmeyer96848
    Kirby Kruckmeyer96848
    Resolved
    Hello Elisha, You can use the thermal numbers in the TMP422-Q1 datasheet. The TMP422-EP datasheet will include those values in the next datasheet update. Kirby www.ti.com/.../tmp422-q1.pdf
    • over 6 years ago
    • Sensors
    • Sensors forum
  • TMP422: Verifying I2C version support?

    Julio Apps
    Julio Apps
    TI Thinks Resolved
    Part Number: TMP422 Other Parts Discussed in Thread: TMP75 , Hello Team, My customer wanted to verify what version of the I2C speficcation is supported by TMP422-Q1 and TMP75? He is looking for clarification which version of I2C, 2.1 through 6.0
    • over 6 years ago
    • Sensors
    • Sensors forum
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