Overview
The IIS2MDCTR, produced by STMicroelectronics, is a high-accuracy, ultra-low-power 3-axis digital magnetic sensor. This device is designed to offer precise magnetic field measurements with a dynamic range up to ±50 gauss. It features advanced interfaces and power management options, making it suitable for a wide range of applications. The sensor is available in a plastic land grid array (LGA) package and operates over an extended temperature range from -40°C to +85°C.
Key Specifications
| Type | Magnetometer |
|---|---|
| Supply Voltage | 1.71V to 3.6V |
| Supply Current | 1.13mA |
| Sensing Range | ±5mT (±50 gauss) |
| Interface | I2C/SPI |
| Operating Temperature Range | -40°C to +85°C |
| Storage Temperature Range | -40°C to +125°C |
| No of Terminals | 12 |
| Package Style | LGA-12 |
| Mounting Method | Surface Mount |
Key Features
- 3 magnetic field channels
- Up to ±50 gauss magnetic dynamic range
- 16-bit data output
- SPI and I2C serial interfaces supporting various speeds (100 kHz, 400 kHz, 1 MHz, and 3.4 MHz)
- Analog supply voltage from 1.71 V to 3.6 V
- Selectable power mode and resolution
- Single measurement mode up to 150 Hz
- Support for hard-iron compensation
- Programmable interrupt generator
- Embedded self-test and temperature sensor
- ECOPACK®, RoHS, and “Green” compliant
Applications
- Anti-tampering in smart meters
- Positional and distance sensors
- Compasses for Inertial Measurement Unit (IMU)
- Presence detection and magnetic switches
- Variable magnetic field monitoring
Q & A
- What is the IIS2MDCTR?
The IIS2MDCTR is a high-accuracy, ultra-low-power 3-axis digital magnetic sensor produced by STMicroelectronics.
- What is the magnetic field dynamic range of the IIS2MDCTR?
The IIS2MDCTR has a magnetic field dynamic range up to ±50 gauss.
- What interfaces does the IIS2MDCTR support?
The IIS2MDCTR supports both SPI and I2C serial interfaces with various speeds.
- What is the operating temperature range of the IIS2MDCTR?
The device operates over an extended temperature range from -40°C to +85°C.
- What package type is the IIS2MDCTR available in?
The IIS2MDCTR is available in a plastic land grid array (LGA) package.
- Does the IIS2MDCTR support hard-iron compensation?
Yes, the IIS2MDCTR supports hard-iron compensation.
- Can the IIS2MDCTR generate interrupt signals?
Yes, the device can be configured to generate an interrupt signal for magnetic field detection.
- Is the IIS2MDCTR environmentally friendly?
Yes, the IIS2MDCTR is ECOPACK®, RoHS, and “Green” compliant.
- What are some common applications of the IIS2MDCTR?
Common applications include anti-tampering in smart meters, positional and distance sensors, compasses for IMU, presence detection, and variable magnetic field monitoring.
- What is the supply voltage range for the IIS2MDCTR?
The supply voltage range is from 1.71 V to 3.6 V.
