SLYS045B
June 2021 – July 2024
TMAG5273
PRODUCTION DATA
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
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Temperature Sensor
5.7
Magnetic Characteristics For A1, B1, C1, D1
5.8
Magnetic Characteristics For A2, B2, C2, D2
5.9
Magnetic Temp Compensation Characteristics
5.10
I2C Interface Timing
5.11
Power up & Conversion Time
5.12
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
Device I2C Address
6.3.5
Magnetic Range Selection
6.3.6
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
SCL
6.5.1.2
SDA
6.5.1.3
I2C Read/Write
6.5.1.3.1
Standard I2C Write
6.5.1.3.2
General Call Write
6.5.1.3.3
Standard 3-Byte I2C Read
6.5.1.3.4
1-Byte I2C Read Command for 16-Bit Data
6.5.1.3.5
1-Byte I2C Read Command for 8-Bit Data
6.5.1.3.6
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
Angle and Magnitude Data Definition
6.5.2.4
Magnetic Sensor 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
Error Calculation During Linear Measurement
7.1.6
Error Calculation During Angular Measurement
7.2
Typical Application
7.2.1
Magnetic Tamper Detection
7.2.1.1
Design Requirements
7.2.1.2
Detailed Design Procedure
7.2.1.3
Application Curves
7.2.2
I2C Address Expansion
7.2.2.1
Design Requirements
7.2.2.2
Detailed Design Procedure
7.2.3
Angle Measurement
7.2.3.1
Design Requirements
7.2.3.2
Detailed Design Procedure
7.2.3.2.1
Gain Adjustment for Angle Measurement
7.2.3.3
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 Maps
8.1
TMAG5273 Registers
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)
DBV|6
MPDS026Q
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slys045b_oa
slys045b_pm
1
Features
Configurable power modes including:
2.3mA active mode current
1µA wake-up and sleep mode current
5nA sleep mode current
Selectable linear magnetic range at X, Y, or Z axis:
TMAG5273x1: ±40mT, ±80mT
TMAG5273x2: ±133mT, ±266mT
Interrupt signal from user-defined magnetic and temperature threshold cross
5% (typical)
sensitivity drift
Integrated angle CORDIC calculation with gain and offset adjustment
20kSPS single axis conversion rate
Configurable averaging up to 32x for noise reduction
Conversion trigger by I
2
C or dedicated
INT
pin
Optimized I
2
C interface with cyclic redundancy check (CRC):
Maximum 1-MHz I
2
C clock speed
Special I
2
C frame reads for improved throughput
Factory-programmed and user-configurable I
2
C addresses
Integrated temperature compensation for multiple magnet types
Built-in temperature sensor
1.7-V to 3.6-V
supply voltage V
CC
range
Operating temperature range: –40℃ to +125℃