Inertial & MEMS Sensors



The ACEINNA VG350 is a robust entry-level Vertical Gyro System that utilizes MEMS-based inertial sensors and Extended Kalman Filter algorithms to provide unmatched value in terms of both price and performance. The VG350 is a next generation replacement for the widely accepted VG320 used in dynamic control and land navigation systems with over 1500 systems.


Key Features:

  • Angle, Rate and Accel Data at 100Hz
  • High Reliability MEMS Sensors
  • Enhanced Kalman Filter Algorithm
  • Wide Temp Range (-40°C to +70°C)
  • Wide Input Power Range (9-30V)
  • Low Profile <1.5”
  • Lightweight <0.5lbs
MEMSIC CXTA - Solid state, analog series

ACEINNA CXTA – Solid state, analog series

The CXTA single- and dual-axis analog tilt sensors offer resolution, accuracy and fast response in an inexpensive, easy-to-use package. The CXTA series design centers on a highly stable silicon micro-machined capacitive inclination sensor element. The CXTA series is fully signal conditioned with high level analog output(s), and optional analog temperature signal.

Key Features:  

  • Small, Low-Cost, Rugged
  • Rapid Response
  • ± 75° Range
  • Fully Conditioned Analog Outputs
  • SPI (or UART) Interface

ACEINNA MTLT105D-R SERIES- Dynamic Tilt Sensor Modules

The ACEINNA MTLT105D-R series is a dynamic tilt sensor with programmable tilt threshold alarm and RS232 Interface. The MTLT105D-R integrates highly reliable MEMS based accelerometers and gyroscopes, a microprocessor to calculate tilt angles and protection circuitry for robust operating environments. The MTLT105D-R has complex sensor fusion and calibration algorithms to achieve a 0.5degree tilt accuracy in a wide variety of dynamic conditions. The MTLT105D-R includes an active high programmable tilt alarm for safety applications. It can be programmed to be triggered when the tilt exceeds a specified user set threshold and can be used to lock out controls or trigger a bell or warning light. The MTLT105D-R is available in a fully enclosed IP67 plastic over-molded enclosure with 1m flying leads.


Key Features:  

  • High Performance 3 axis MEMS Accelerometer and 3 axis Gyroscope
  • 0.5o accuracy in static conditions, 2o accuracy in dynamic conditions
  • Gyro compensated for Dynamic conditions
  • Programmable Tilt Alarm
  • RS232 Interface
  • Miniature IP67 enclosure (54 x 40 x 15 mm)
  • Wide Temp Range, -40C to +70C
  • High Reliability, MTBF > 50k hours
  • ITAR- Free

ACEINNA MFC2000 Series – High Performance Bi-Directional Digital MEMS Gas Flow Sensor

MFC2000 series is a new gas flow sensing module platform based on ACEINNA’s proprietary CMOS technology for thermal mass flow sensing. It can measure up to 70 SLM bi-directional flow rate with +/-3.0% accuracy.

Key Features:

  • Bi-directional flow (±30 or ±70SLM)
  • High dynamic range
  • ±3% m.v. accuracy
  • ±0.8% m.v.repeatability
  • Low power consumption
  • Fast response time
  • Single 2.7 – 5.5Vdc power supply
  • Digital I2C and analog outputs
  • Standard push-in fitting sizes
  • Custom fluid connector available
  • Temperature compensated
  • Highly configurable firmware
  • Easy-to-use PC-based GUI
  • RoHS and WEEE compliant

Accelerometer Components

Unique thermal MEMS accelerometer components deliver outstanding 0g offset stability,2 & 3 axis, range up to 8g, Outputs: SPI, Analog, I2C, PWM,  vibration Immunity, and 50,000g shock tolerance.


ACEINNA CXL-GP Series – General Purpose Accelerometer Modules

The GP Series accelerometers are low cost, general purpose, linear acceleration and/or vibration sensors available in ranges of ±4g, ±10g, and ±25g.


Key Features:

  • High Performance, 1-Axis and 3-Axis Accelerometers
  • Small, Low-Cost
  • Reliable Packaging with Screw-Down Mounting
  • Factory Calibrated



CXLTG-Series – High Performance Accelerometer Modules

The TG-Series 3-Axis accelerometers are high performance ±2g and ±10g sensors, featuring precision three-layer silicon differential capacitive MEMS sensing elements that provide ultra  low noise and excellent stability. The TG-Series sensors are fully signal conditioned and factory calibrated. The single-ended high level analog outputs do not require external signal conditioning and are easy to interface to standard data acquisition systems.

Key Features:

  • Range: ±2g or ±10g
  • High Stability
  • Low Noise: 20μg/√Hz
  • Low Power <10mW
  • internal Temperature Sensor



Magnetic Sensor Components

MEMSIC’s magnetic sensor components utilize AMR technology to deliver low noise and high performance in ultra-small IC packages. 2 & 3 Axes, FSR up to 30G, interface: I2C , Noise: 0.8mG/rms.


ACEINNA CRM500-510 – Remote Magnetometers Modules

The CRM-Series remote magnetometers are high performance three-axis strap down magnetic field measurement systems. They are designed as a local magnetic field reference for use with high performance Attitude & Heading Reference Systems. The CRM-Series remote magnetometers are easy to install, and they incorporate MEMS accelerometers to support automated co-alignment with the AHRS500GA, AHRS510GA or third party AHRS.

Key Features:

  • 3-Axis Magnetic Field Sensor
  • High Resolution Flux Gate Sensors
  • Compatible with MEMSIC FAA Certified AHRS500GA and AHRS510GA
  • For use in DO-160E Wing or Tail Mount Environments
  • TSO-C6d with MEMSIC AHRS
  • DO-178B Level B (Level A Pending)




The ACEINNA VG440 is a high-reliability low power strapdown vertical gyroscope that provides roll, pitch and yaw measurement data in both static and dynamic environments. The VG440 can accept external GPS aiding inputs for optimized performance, and is available in standard and high range sensor configurations.


Key Features:

  • Roll, Pitch, Yaw and 6DOF Inertial Outputs
  • Accuracy < 0.2 deg
  • Output Data Rate > 100 Hz
  • High-Range Sensor Options (400 deg/sec and 10g)  
  • GPS Aiding Input
  • Low Power < 3W
  • High Reliability, MTBF > 25,000 hours
  • Analog Output Option  


The ACEINNA VG280ZA is a miniature fully-calibrated Vertical Gyroscope designed for demanding embedded applications that require a complete dynamic measurement solution in a robust low-profile package. The VG280ZA provides a standard SPI bus for cost-effective board-to-board


Key Features:

  • Complete 6DOF Inertial System
  • Roll/Pitch Outputs
  • SPI (or UART) Interface
  • Update Rate, 1Hz to 200Hz
  • 1KHz Clock Sync Input
  • Miniature Package, 24 x 37 x 9.5 mm
  • Lightweight < 17 g
  • Low Power Consumption < 250 mW
  • Wide Temp Range, -40C to +85C
  • Pin-compatible with VG380ZA




The ACEINNA VG380SA is a standalone fully-integrated Vertical Gyro System offering a complete dynamic measurement solution in a miniature environmentally protected package. The VG380SA offers a highly-effective solution for cost-sensitive demanding applications.

Key Features:

  • Complete 6DOF Inertial System
  • Roll/Pitch Outputs
  • RS-232 or RS-422 Interface
  • Update Rate, 1Hz to 200Hz
  • Miniature Package, 41 x 48 x 22mm
  • Wide Input Voltage Range, 9-32VDC
  • Low Power Consumption < 350 mW
  • Wide Temp Range, -40C to +85C  
  • High Reliability, MTBF > 50k hours
  • Environmentally Protected Enclosure


The MFA1100R is a gas flow sensing module based on ACEINNA’s proprietary thermal gas flow technology.  It can measure up to 100SLM flow rate with +/-1.5% accuracy (after external calibration), and achieves a turndown ratio greater than 500:1. It includes on-chip circuitry for converting gas flow rates to a differential analog voltage with very high (better than 1%) repeatability. The device runs from a single cell battery, and has a low power sleep mode for managing battery life.

The MFA1100R is a true mass flow meter, and can easily be configured and integrated into an electronic intelligent gas meter. Customized versions are available, contact MEMSIC for more information.

  • Mass flow sensor
  • No moving parts for high reliability
  • Wide measuring range (0.27 – 100 SLM)
  • Outstanding hysteresis and repeatability (<1%)
  • High measuring accuracy :
    • <3% for 0.27 – 10 SLM
    • <1.5% for 10 – 100 SLM
  • Single 2.7-5.5V supply
  • RoHS compliant


ACEINNA’s MDP200 series MEMS differential pressure sensors measure ultra-low gas pressures covering the range of up to ±500Pa. ACEINNA’s thermal flow sensing element is monolithically integrated with CMOS signal processing circuitry and embedded software capable of converting gas flow rates to a digital format. The signal is linearized and temperature compensated.

  • ± 500 Pa (Custom Range Available)
  • Digital I2C
  • 16 bit Resolution
  • ±3.0% Accuracy (reading or 1.5% of full scale)
  • > 0.25% Linearity
  • Barb Fittings or Manifold Mount
  • Straight or Right Angle Pins