SLYS053C November   2023  – May 2025 TMAG3001

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Temperature Sensor
    7. 5.7  Magnetic Characteristics For A1
    8. 5.8  Magnetic Characteristics For A2
    9. 5.9  Magnetic Temp Compensation Characteristics
    10. 5.10 I2C Interface Timing
    11. 5.11 Power up Timing
    12. 5.12 Timing Diagram
    13. 5.13 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Magnetic Flux Direction
      2. 6.3.2 Sensor Location
      3. 6.3.3 Interrupt Function
      4. 6.3.4 Wake on Change
      5. 6.3.5 Device I2C Address
      6. 6.3.6 Magnetic Range Selection
      7. 6.3.7 Update Rate Settings
    4. 6.4 Device Functional Modes
      1. 6.4.1 Standby (Trigger) Mode
      2. 6.4.2 Sleep Mode
      3. 6.4.3 Wake-Up and Sleep (W&S) Mode
      4. 6.4.4 Continuous Measure Mode
    5. 6.5 Programming
      1. 6.5.1 I2C Interface
        1. 6.5.1.1 Conversion Trigger
        2. 6.5.1.2 Bus Transactions
          1. 6.5.1.2.1 Three Channels I2C Write
          2. 6.5.1.2.2 General Call Write
          3. 6.5.1.2.3 Standard I2C Read
          4. 6.5.1.2.4 I2C Read Command for 16-Bit Data
          5. 6.5.1.2.5 I2C Read Command for 8-Bit Data
          6. 6.5.1.2.6 I2C Read CRC
      2. 6.5.2 Data Definition
        1. 6.5.2.1 Magnetic Sensor Data
        2. 6.5.2.2 Temperature Sensor Data
        3. 6.5.2.3 Magnetic Sensor Gain Correction
        4. 6.5.2.4 Magnetic Sensor Offset Correction
        5. 6.5.2.5 Angle and Magnitude Data Definition
        6. 6.5.2.6 Angle Offset Correction
  8. 7 Register Maps
    1. 7.1 TMAG3001 Registers
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Select the Sensitivity Option
      2. 8.1.2 Temperature Compensation for Magnets
      3. 8.1.3 Sensor Conversion
        1. 8.1.3.1 Continuous Conversion
        2. 8.1.3.2 Trigger Conversion
        3. 8.1.3.3 Pseudo-Simultaneous Sampling
      4. 8.1.4 Magnetic Limit Check
      5. 8.1.5 Magnitude Limit Check
      6. 8.1.6 Angle Limit Check
      7. 8.1.7 Switch Mode
        1. 8.1.7.1 Unipolar Switch Mode
        2. 8.1.7.2 Omnipolar Switch Mode
        3. 8.1.7.3 Tamper Detection
        4. 8.1.7.4 Angle Switch
        5. 8.1.7.5 Magnitude Switch (Button Press Detection)
      8. 8.1.8 Error Calculation During Linear Measurement
      9. 8.1.9 Error Calculation During Angular Measurement
    2. 8.2 Typical Application
      1. 8.2.1 Angle Measurement
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Gain Adjustment for Angle Measurement
        3. 8.2.1.3 Application Curves
    3. 8.3 Best Design Practices
    4. 8.4 Power Supply Recommendations
    5. 8.5 Layout
      1. 8.5.1 Layout Guidelines
      2. 8.5.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

10 Revision History

Changes from Revision B (June 2024) to Revision C (May 2025)

  • Updated maximum IOUT in Recommended Operating Conditions from 2mA to 4.5mAGo
  • Corrected top to bottomGo
  • Changed Sensitivity Drift format in Magnetic Characteristics for A1 tableGo
  • Changed Sensitivity Mismatch Drift format in Magnetic Characteristics for A1 tableGo
  • Changed Sensitivity Drift format in Magnetic Characteristics for A2 tableGo
  • Changed Sensitivity Mismatch Drift format in Magnetic Characteristics for A2 tableGo
  • Added sensing element location from center of dieGo
  • Added INT_POL_EN as a bit field needed to invert INT polarity Go
  • Added text to latched interrupt through INT behavior Go
  • Added text to describe wake on change behavior when used in wake and sleep modeGo
  • Added text to clarify wake on change with magnetic axis measurementsGo
  • Added table to summarize relevant wake on change mode settingsGo
  • Added extra note that TMAG3001 supports General Call I2C Address to the I2C Address section.Go
  • Added INT behavior while transitioning from sleep to standby mode Go
  • Added text to describe device behavior when an I2C read is executed after an interruptGo
  • Added Data from Register N +2 and Data from Register N+3 information to the Standard I2C Read With CRC Enabled imageGo
  • Changed NA to A to align with the ACK from Controller text in I2C Read Command for 16-Bit Data Go
  • Changed NA to A to align with the ACK from Controller text in I2C Read Command for 8-Bit Data Go
  • Added note on CRC behavior with multiple device on the I2C busGo
  • Changed the LSB size for each magnetic range for magnetic data calculationGo
  • Changed table title from 1-bit to 8-bitGo
  • Added text to the THR_HYST[2:0] bit descriptions Go
  • Added text to the Angle_HYS[1:0] bit descriptions Go
  • Added text to the Threshold1[7:0], Threshold2[7:0], Threshold3[7:0], Gain_X_THR_HI[7:0], Offset1_Y_THR_HI[7:0], and Offset2_Z_THR_HI[7:0] bitfield descriptions Go
  • Added text to WOC_SEL[1:0] bitfield description Go
  • Changed I2C_Address[6:0] bit field descriptionGo
  • Added text to describe magnetic thresholdsGo
  • Added text to describe unipolar switch mode thresholdsGo

Changes from Revision A (March 2023) to Revision B (June 2024)

  • Changed TMAG3001A1 device status from Advanced Information to Production DataGo
  • Changed data sheet status from Production Mixed to Production DataGo
  • Updated ESD Ratings formattingGo
  • Change maximum input capacitance from: 10pF to 7.5pFGo
  • Added maximum values for the sensitivity linearity error parameter to the Magnetic Characteristics for A2 tableGo
  • Added sensitivity drift linearity error parameter to the Magnetic Characteristics for A2 tableGo
  • Added sensitivity mismatch drift linearity parameter to the Magnetic Characteristics for A2 tableGo
  • Added offset drift linearity error parameter to the Magnetic Characteristics for A2 tableGo
  • Changed minimum hold time after repeated START condition from: 0µs to: 0.1µsGo
  • Changed minimum data hold time for fast mode from: 0ns to:15nsGo
  • Changed minimum data hold time for fast mode plus from: 0ns to:15nsGo
  • Added minimum and maximum values for Power-Up Timing parametersGo
  • Changed typical time to go to standby mode from sleep mode from: 70µs to: 62µsGo

Changes from Revision * (November 2023) to Revision A (March 2024)

  • Changed TMAG3001A2 device status from Advanced Information to Production DataGo
  • Changed data sheet status from Advanced Information to Production MixedGo