Overview
The KXTJ3-1057 is a silicon micromachined tri-axis accelerometer IC produced by ROHM Semiconductor. It is packaged in a compact 2 x 2 x 0.9 mm LGA package, making it suitable for a variety of applications where space is limited. The device supports I²C digital protocol and features a high-resolution Wake-Up threshold of 3.9mg. This accelerometer is designed to offer a low cost and high performance ratio, making it an excellent value for various sensing needs.
Key Specifications
| Parameter | Value |
|---|---|
| Axis | 3 |
| G Range | 2g, 4g, 8g, 16g |
| Sensitivity (counts/g) | 1024, 512, 256, 128, 64, 32, 16, 8 |
| Noise (µg/√Hz) | 150 |
| Resolution | 8-bit, 12-bit, 14-bit |
| Package Size | 2x2x0.9mm |
| Pins | 12-pin |
| Package Type | LGA |
| Interface Output | Digital (I²C) |
| Wakeup | Yes |
| Supply Voltage [V] | 1.71-3.6 |
| Operating Temperature (Min.)[°C] | -40 |
| Operating Temperature (Max.)[°C] | 85 |
Key Features
- Excellent value with low cost/high performance ratio
- Extended 16g-range for versatile applications
- Low noise for accurate measurements
- High resolution wake-up function for efficient power management
Applications
The KXTJ3-1057 accelerometer is suitable for a wide range of applications, including consumer electronics, industrial automation, and automotive systems (with proper consultation with ROHM sales for automotive usage). It can be used in motion sensing, vibration monitoring, and other applications requiring precise acceleration measurements.
Q & A
- What is the package size of the KXTJ3-1057? The package size is 2 x 2 x 0.9 mm.
- What is the interface output of the KXTJ3-1057? The interface output is digital via I²C protocol.
- What are the available g-ranges for the KXTJ3-1057? The available g-ranges are 2g, 4g, 8g, and 16g.
- What is the noise level of the KXTJ3-1057? The noise level is 150 µg/√Hz.
- What are the operating temperature ranges for the KXTJ3-1057? The operating temperature ranges from -40°C to 85°C.
- Is the KXTJ3-1057 suitable for automotive applications? Yes, but please contact ROHM sales for specific details and requirements.
- What is the supply voltage range for the KXTJ3-1057? The supply voltage range is 1.71-3.6 V.
- Does the KXTJ3-1057 have a wake-up function? Yes, it features a high-resolution wake-up function.
- How many bits of resolution does the KXTJ3-1057 support? It supports 8-bit, 12-bit, and 14-bit resolutions.
- Is the KXTJ3-1057 compatible with open platforms like Arduino? Yes, ROHM sensor modules, including the KXTJ3-1057, are compatible with open platforms such as Arduino Uno and Lazurite.
