SKU: SENS-1134
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Silan SC7A20TR LGA-12 3-Axis Accelerometer Sensor ROHS

₹39.00 (Inclusive of all taxes)
Out of Stock

The Silan SC7A20TR is a low-power, triaxial MEMS accelerometer in a compact LGA-12 (2×2 mm) package, providing high-precision 3-axis acceleration measurement for motion sensing in battery-powered portable electronics, wearables, and IoT devices.

Features

  • Low-power MEMS accelerometer ideal for battery-operated portable devices.
  • High-precision triaxial (X, Y, Z) acceleration measurement.
  • Ultra-compact LGA-12 package with a 2×2 mm footprint.
  • RoHS compliant, meeting environmental safety standards.
  • Digital I2C/SPI interface for easy microcontroller integration.

Out of stock

Description

The SC7A20TR from Silan Microelectronics is a digital-output, low-g triaxial accelerometer based on MEMS capacitive sensing technology. It provides precise measurement of static (tilt) and dynamic acceleration across three axes, with configurable measurement ranges and data output rates to suit various application needs.

Housed in a miniature, surface-mount LGA-12 package, the sensor is designed for space-constrained designs while maintaining robust performance. Its integrated signal conditioning and digital interface simplify connection to microcontrollers like Arduino, ESP32, and STM32, enabling rapid development of motion-activated features.

Key Features

  • Low-Power MEMS Design: Optimized for extended operation in battery-powered portable and wearable electronics.
  • High-Precision Sensing: Delivers accurate acceleration data for reliable motion detection and orientation tracking.
  • Ultra-Compact Footprint: LGA-12 package measures just 2x2 mm, ideal for miniaturized PCB designs.
  • Digital Interface: Features selectable I2C and SPI communication for flexible system integration.
  • Robust Construction: Built with high-reliability MEMS structures for consistent performance.
  • Environmental Compliance: Manufactured RoHS compliant, free from hazardous substances.

Applications

  • Screen orientation and gesture control in smartphones, tablets, and portable media players.
  • Step counting, activity tracking, and fall detection in wearable fitness bands and smartwatches.
  • Motion-activated controls and user interface features in IoT devices and remote controls.
  • Vibration monitoring and shock detection in industrial equipment and asset tracking systems.
  • Drone flight stabilization and navigation system sensor fusion.

Technical Specifications

Manufacturer Part NumberSC7A20TR
BrandSilan Microelectronics
Sensor Type3-Axis Digital Accelerometer
Package TypeLGA-12
Package Dimensions2 x 2 mm
InterfaceI2C / SPI (Selectable)
Measurement Range±2g / ±4g / ±8g / ±16g (Selectable)
Output Data RateProgrammable (Typ. 1 Hz to 5 kHz)
Operating Voltage1.71V to 3.6V DC
Current ConsumptionLow Power Mode: <10 µA; Active Mode: <200 µA
Operating Temperature-40°C to +85°C
CertificationRoHS Compliant

Frequently Asked Questions

What is the operating voltage range for the SC7A20TR accelerometer?

The SC7A20TR operates from a single supply voltage of 1.71V to 3.6V DC, making it compatible with common 3.3V and lower-voltage microcontroller systems found in portable electronics and battery-powered IoT devices.

What communication interfaces does this accelerometer support?

This sensor supports both I2C and SPI digital communication protocols. The interface is selectable via a configuration pin, providing flexibility for integration with various host processors like Arduino, ESP32, Raspberry Pi Pico, and STM32 microcontrollers.

What are the typical applications for this low-power accelerometer?

Its ultra-low power consumption and small size make it ideal for wearable devices (step counters, smartwatches), portable consumer electronics (phone orientation, gaming controllers), IoT sensor nodes, and industrial equipment for vibration or tilt monitoring.

Is the SC7A20TR sensor ready to use, or does it require additional components?

The sensor is a bare IC in an LGA package, requiring professional PCB surface-mount assembly. For prototyping, a breakout board with supporting passives (decoupling capacitors) and a level translator (if using 5V logic) is recommended for easy connection to development systems.

Package Includes

  • 1 x SC7A20TR Accelerometer Sensor (LGA-12 package)

Additional Information

Weight 0.035 kg
Dimensions 9 × 12 × 2 cm