For applications with limited power supplies where high accuracy is critical, the 2422H model delivers. Designed for scientific testing, automotive diagnostics, and marine applications, this accelerometer combines high-precision sensing with low-voltage operation for energy-efficient data collection. Housed in a hermetic titanium package, it ensures durability even in challenging environ... (read more)

MEASURE TILT

SDI’s analog ±2G surface mount accelerometers, as well as all SDI modules built with them, have the low noise performance necessary for measurement accuracy in tilt applications.

RELATIONSHIP BETWEEN SIGNAL OUTPUT V AND RESOLUTION

In the graph below, the resolution is maximum when the signal V is minimum. That is, in the so-called "zero-g" p... (read more)

Compact and Low-Power MEMS Accelerometers for Space-Constrained Applications

The 2012 and 2422 models provide precision measurement down to DC in compact form factors, making them ideal for applications where size and power efficiency matter. With low noise, long-term stability, and robust construction, these accelerometers excel in mission-critical monitoring across aerosp... (read more)

Economical 1-Axis MEMS Accelerometers for Industrial Applications

Cost-effective motion sensing shouldn’t compromise quality. The 2210, 2260, and 2266 models offer rugged, reliable acceleration measurement down to DC in an affordable package. Designed for motion sensing and vibration analysis, these accelerometers deliver stable, repeatable performance for a range of... (read more)

Compact 1-Axis MEMS Accelerometers for Aerospace and Industrial Testing (read more)

High-Temperature 3-Axis MEMS Accelerometers for Extreme Conditions (read more)

Specialty Low-Voltage Industrial 3-Axis DC Accelerometers for Efficient Monitoring (read more)

Hermetic MEMS Accelerometers Built for Harsh Environments (read more)

Precision motion sensing shouldn't come at a premium. SDI’s 2460 and 2466 accelerometer models deliver cost-effective, multi-axis measurement down to DC with low noise and differential output, ensuring accurate data collection across a wide range of industrial and research applications. Available in stock, these accelerometers integrate seamlessly with existing systems, allowing en... (read more)

The term "MEMS" stands for Micro Electro Mechanical System, which is a miniature machine that has both mechanical and electronic components. Each Silicon Designs industrial- and inertial-grade MEMS DC accelerometer chip consists of a sense element (i.e., the MEMS) and an electronics chip called an “ASIC”, which stands for Application Specific Integrated Circuit.

?... (read more)

Silicon Designs MEMS DC accelerometers are well-suited for a variety of automotive and motorsport testing applications, including crash event detection, vehicle dynamics, NVH, RLDA, and braking & steering systems development.

Vehicle Dynamics

• Active & Semi-Active Suspension System Testing
• Active Suspension Feedback System
• Brake & S...

The 2225 is a low-mass, low-power module, electrically and mechanically compatible with fixtures and equipment designed for industry-standard quartz accelerometers and intended for use in inertial and tilt applications requiring zero to medium frequency response excellent long-term bias and scale factor repeatability, and low noise. The Model 2225 module combines a high-temperature, open... (read more)

AUTOMOTIVE APPLICATIONS

Silicon Designs MEMS DC accelerometers are well-suited for a variety of automotive and motorsport testing applications, including crash event detection, vehicle dynamics, NVH, RLDA, and braking & steering systems development.

AUTOMOTIVE APPLICATIONS

Silicon Designs MEMS DC accelerometers are well-suited for a variety of automotive and moto... (read more)

SDI's Model 3340 G-Logger® is a low-cost, stand-alone portable data acquisition systems with the same powerful monitoring, FFT analysis, and display capabilities typically found in much more expensive systems. The 3340 gives users a quick, powerful, and comprehensive real-time data stream with fast setup at a very affordable price. (read more)

Silicon Designs built its Models 3330 and 3340 G-Logger Data Acquisition Systems for seamless compatibility with the company's own MEMS DC accelerometer product lines. Both G-Logger models will provide the necessary power and support for up to three (3) channels of differential signal input to maximize the performance of all Silicon Designs' 8-32 VDC Industrial-Grade and Test & Measu... (read more)

SDI's MEMS DC accelerometers are well suited to support numerous applications within the Energy industry, including MWD for Oil & Gas, Pipeline Monitoring, and many Alternative Energy & Environmental uses.

• Deep Sea Pipelines
• Directional & Downhole Drilling
• Downhole Equipment Shock Monitoring
• Drillstring & Downhole Vibration M...

SDI Q-Modules convert our Models 1525 and 1527 inertial-grade surface mount MEMS DC accelerometers into low-mass, low-power, electrically and mechanically compatible fixtures that can replace industry-standard quartz accelerometers within multiple inertial navigation applications. The Q-Modules offer direct pin and form factor compatibility, plus a wide operating temperature range, indus... (read more)

Silicon Designs' inertial-grade surface mount MEMS DC accelerometers offer the same durability and reliability as their industrial-grade counterparts, while providing the enhanced specifications required for higher-end and tactical-grade inertial applications, including Allan Variance, long-term bias repeatability, scale factor stability, axis misalignment, and vibration rectification er... (read more)

SDI designs and manufactures industrial-grade surface mount MEMS DC accelerometers that are rugged, sensitive, accurate, reliable, and cost-effective. Silicon Designs Models 1521, 1522, and 1531 are especially well-suited for the support of most demanding zero-to-medium frequency industrial and OEM applications. (read more)

The Model 1522 is an industrial-grade surface mount MEMS DC accelerometer with enhanced temperature performance and a low-cost design. Like the SDI Model 1521, it is designed for use between -55°C and +125°C, however, the Model 1522 has only half the bias and scale-factor temperature coefficients of the Model 1521. Each nitrogen-damped, hermetically sealed Model 1522 acceleromete... (read more)

Manufacturers of High-Accuracy, Low-Cost Inertial and Industrial Grade MEMS DC Accelerometer Chips and Modules

MAKING ACCELEROMETERS EASY SINCE 1984 SDI's industrial and inertial MEMS DC accelerometers are quick to set up, simple to use, and highly accurate, sensitive, & dependable to keep you successful for years. (read more)

Driving the Future: How National Automotive Technology Day Honors Advancements

National Automotive Technology Day, observed on July 25th, celebrates advancements in automotive technology. This day recognizes innovations that transformed how we drive and interact with our vehicles. From the early days of simple machines to today's sophisticated vehicles, the progress has been remar... (read more)

Diving into the history of accelerometers with a focus on MEMS DC Accelerometers (read more)

INDUSTRIAL AND TEST & MEASUREMENT MEMS DC ACCELEROMETER MODULES

All SDI Industrial and Test & Measurement MEMS DC Accelerometer Modules incorporate the company's own highly rugged, low-noise surface mount accelerometer chips for precise and dependable full-scale measurements ranging from ±2g to ±400g. This feature makes the modules suitable for use in most lo... (read more)

INDUSTRIAL-GRADE SURFACE MOUNT MEMS DC ACCELEROMETERS

• full scale ±2g to ±400g

• -55 up to +175°C
• noise as low as 7 μg/ÖHz
• +5V DC, 5 mA power
• +/- 4V analog output
• (DC) to 4000+ Hz
• hermetically sealed
• RoHS compliant
• design support available

Silicon Designs MEMS DC accelerometers are well suited to support numerous applications within the Transportation industry, including Train Monitoring, Truck Stability Testing, and Tilt & Impact Detection.

• High Shock Vehicle Navigation
• Mining Vehicle Development
• Off-Highway Vehicle and Heavy Truck Testing
• Off-Highway Vehicle NVH
• P

Inertial-grade accelerometers for industrial applications (read more)

Silicon Designs MEMS DC accelerometers are well suited to support numerous applications within the Structural Health industry, including Bridge Monitoring, Roadway Evaluation, and Structural Impact Detection.

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• Bridge Monitoring Systems

• Building Vibration Measurements
• Civil Infrastructure Monitoring (Dams, Bridges)
• Ea...

Big Wind Day: A Gusty Commemoration

Big Wind Day, observed annually on April 12, commemorates a remarkable meteorological event that unfolded exactly 90 years ago. On that blustery day in 1934, atop the Mount Washington Observatory in New Hampshire’s White Mountains, the wind reached an astonishing speed of 231 miles per hour. This f... (read more)

Originating in 18th century in Japan, early pedometers were basic pendulum mechanisms. Thanks to advancements in MEMS DC capacitive accelerometer technology, pedometers have transformed into advanced tools, offering detailed insights into our physical activity.

Once only used in aerospace and military applications, MEMS accelerometers were rapidly embraced by the electronics indus... (read more)

Why does the accelerometer read zero G's when it's in free fall?

All accelerometers are used to measure increasing or decreasing acceleration, and they can detect vibration because it is a change in acceleration between multiple directions. Free fall, by definition, is a static acceleration, which means the object may be moving, but its acceleration is not changing at all.... (read more)

SDI's MEMS DC accelerometers are well suited to support numerous applications within the Energy industry, including MWD for Oil & Gas, Pipeline Monitoring, and many Alternative Energy & Environmental uses.

• Deep Sea Pipelines
• Directional & Downhole Drilling
• Downhole Equipment Shock Monitoring
• Drillstring & Downhole Vibration M...

MAKING ACCELEROMETERS EASY SINCE 1984 SDI's industrial and inertial MEMS DC accelerometers are quick to set up, simple to use, and highly accurate, sensitive, & dependable to keep you successful for years. (read more)

A MEMS DC accelerometer provides several benefits when compared to the piezoelectric and piezoresistive technologies used in many of today’s accelerometers.

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There is no lower frequency limit to the sensor’s measurement range. Piezoelectric type accelerometers require a dynamic input of some minimum frequency to generate a response, and below this thresho... (read more)

The Model 1522 is an industrial-grade surface mount MEMS DC accelerometer with enhanced temperature performance and a low-cost design. Like the SDI Model 1521, it is designed for use between -55°C and +125°C, however, the Model 1522 has only half the bias and scale-factor temperature coefficients of the Model 1521. Each nitrogen-damped, hermetically sealed Model 1522 acceleromete... (read more)

SDI 1527 TACTICAL-GRADE INERTIAL SURFACE MOUNT ACCELEROMETERS

ECCN 7A994

Featuring an average bias repeatability better than 2 mg, the 1527 is SDI’s tactical-grade inertial measurement accelerometer. Years of exhaustive R&D have generated an exceptional MEMS accelerometer with superb Allan Variance, long term bias repeatability, scale factor stability, axis misali... (read more)

SDI's Model 3340 G-Logger® is a low-cost, stand-alone portable data acquisition systems with the same powerful monitoring, FFT analysis, and display capabilities typically found in much more expensive systems. The 3340 gives users a quick, powerful, and comprehensive real-time data stream with fast setup at a very affordable price. (read more)

SDI Model 2290 High-Precision MEMS DC Calibration Reference Accelerometers deliver inertial grade stability. (read more)

Silicon Designs built its Models 3330 and 3340 G-Logger Data Acquisition Systems for seamless compatibility with the company's own MEMS DC accelerometer product lines. (read more)

DEFENSE APPLICATIONS

For over 35 years, SDI has designed and manufactured industrial-grade surface mount accelerometers for military, inertial, defense, industrial, and R&D applications. SDI began with an SBIR award in the mid-1980s for a Star Wars program radiation-hardened accelerometer and went on to develop the industrial-grade MEMS DC accelerometers preferred by most defe... (read more)

The 2225 is a low-mass, low-power module, electrically and mechanically compatible with fixtures and equipment designed for industry-standard quartz accelerometers and intended for use in inertial and tilt applications requiring zero to medium frequency response excellent long-term bias and scale factor repeatability, and low noise. The Model 2225 module combines a high-temperature, open... (read more)

SDI's MEMS DC accelerometers are well suited to support numerous applications within the Energy industry, including MWD for Oil & Gas, Pipeline Monitoring, and many Alternative Energy & Environmental uses.

Oil & Gas

• Deep Sea Pipelines
• Directional & Downhole Drilling
• Downhole Equipment Shock Monitoring
• Drillstring &...

The term "MEMS" stands for Micro Electro Mechanical System, which is a miniature machine that has both mechanical and electronic components. Each Silicon Designs industrial- and inertial-grade MEMS DC accelerometer chip consists of a sense element (i.e., the MEMS) and an electronics chip called an “ASIC”, which stands for Application Specific Integrated Circuit.

Keep R... (read more)