SLYS053A
November 2023 – March 2024
TMAG3001
PRODMIX
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Thermal Information
5.4
Recommended Operating Conditions
5.5
Electrical Characteristics
5.6
Temperature Sensor
5.7
Magnetic Characteristics For A1
5.8
Magnetic Characteristics For A2
5.9
Magnetic Temp Compensation Characteristics
5.10
I2C Interface Timing
5.11
Power up Timing
5.12
Timing Diagram
5.13
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Magnetic Flux Direction
6.3.2
Sensor Location
6.3.3
Interrupt Function
6.3.4
Wake on Change
6.3.5
Device I2C Address
6.3.6
Magnetic Range Selection
6.3.7
Update Rate Settings
6.4
Device Functional Modes
6.4.1
Standby (Trigger) Mode
6.4.2
Sleep Mode
6.4.3
Wake-Up and Sleep (W&S) Mode
6.4.4
Continuous Measure Mode
6.5
Programming
6.5.1
I2C Interface
6.5.1.1
Conversion Trigger
6.5.1.2
Bus Transactions
6.5.1.2.1
Three Channels I2C Write
6.5.1.2.2
General Call Write
6.5.1.2.3
Standard I2C Read
6.5.1.2.4
I2C Read Command for 16-bit Data
6.5.1.2.5
I2C Read Command for 8-Bit Data
6.5.1.2.6
I2C Read CRC
6.5.2
Data Definition
6.5.2.1
Magnetic Sensor Data
6.5.2.2
Temperature Sensor Data
6.5.2.3
Magnetic Sensor Gain Correction
6.5.2.4
Magnetic Sensor Offset Correction
6.5.2.5
Angle and Magnitude Data Definition
6.5.2.6
Angle Offset Correction
7
Application and Implementation
7.1
Application Information
7.1.1
Select the Sensitivity Option
7.1.2
Temperature Compensation for Magnets
7.1.3
Sensor Conversion
7.1.3.1
Continuous Conversion
7.1.3.2
Trigger Conversion
7.1.3.3
Pseudo-Simultaneous Sampling
7.1.4
Magnetic Limit Check
7.1.5
Magnitude Limit Check
7.1.6
Angle Limit Check
7.1.7
Switch Mode
7.1.7.1
Unipolar Switch Mode
7.1.7.2
Omnipolar Switch Mode
7.1.7.3
Tamper Detection
7.1.7.4
Angle Switch
7.1.7.5
Magnitude Switch (Button Press Detection)
7.1.8
Error Calculation During Linear Measurement
7.1.9
Error Calculation During Angular Measurement
7.2
Typical Application
7.2.1
Angle Measurement
7.2.1.1
Design Requirements
7.2.1.2
Detailed Design Procedure
7.2.1.2.1
Gain Adjustment for Angle Measurement
7.2.1.3
Application Curves
7.3
Best Design Practices
7.4
Power Supply Recommendations
7.5
Layout
7.5.1
Layout Guidelines
7.5.2
Layout Example
8
Register Map
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
YBG|6
MXBG419
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slys053a_oa
slys053a_pm
1
Features
Configurable power modes including:
2.1mA active mode current
0.45µA wake-up and sleep mode current
40nA sleep mode current
Selectable linear magnetic range at X, Y, or Z axis:
TMAG3001A1 sample: ±40mT, ±80mT
TMAG3001A2: ±120mT, ±240mT
Integrated angle calculation with gain and offset adjustment to support off-axis placement
Conversion trigger by I
2
C or dedicated
INT
pin
Interrupt signal based on
Magnetic or Angle threshold crossing
Change from previous measurement
Configurable 3D or angle switch mode
Optimized for low noise, supporting up to 20kSPS single axis conversion rate
I
2
C interface with cyclic redundancy check (CRC):
Maximum 1MHz I
2
C clock speed
ADDR pin enables four devices on the same bus
Integrated temperature compensation to support multiple magnet types
Built-in temperature sensor
1.65V to 3.6V
supply voltage V
CC
range
Operating temperature range: –40°C to 125°C