Overview
The ADXRS623BBGZ is a complete angular rate sensor (gyroscope) developed by Analog Devices Inc. This device utilizes the company's surface-micromachining process to integrate all necessary electronics on a single chip, making it a functionally complete and cost-effective angular rate sensor. The manufacturing process is the same high-volume BiMOS process used for high-reliability automotive airbag accelerometers. The ADXRS623BBGZ is designed for automotive-grade applications, ensuring extensive guaranteed min/max specifications due to rigorous automotive testing.
Key Specifications
| Parameter | Value |
|---|---|
| Rate-Sensitive Axis | Z-axis (yaw rate) |
| Angular Rate Range | ±150°/sec |
| Supply Voltage | 5 V single-supply operation |
| Operating Temperature Range | -40°C to +105°C |
| Package Style | 32-lead ceramic ball grid array (CBGA) |
| Supply Current | 3.5 mA typical |
| Bandwidth | Adjusted by external capacitor, maximum 3000 MHz |
| Nonlinearity | 0.1% of FS typical |
| Rate Noise Density | 0.04°/sec/√Hz typical at (TA = 25°C) |
| Vibration Rejection | High vibration rejection over wide frequency |
| Shock Survivability | 2000 g powered shock survivability |
Key Features
- Complete rate gyroscope on a single chip with Z-axis (yaw rate) response
- High vibration rejection over wide frequency and 2000 g powered shock survivability
- Ratiometric output with respect to a provided reference supply
- Self-test on digital command and temperature sensor output
- Ultrasmall and light (<0.15 cc, <0.5 gram)
- RoHS compliant and qualified for automotive applications
- Single external resistor can be used to lower the scale factor, and external capacitors set the bandwidth
Applications
- Inertial measurement units
- Platform stabilization
- Robotics
Q & A
- What is the ADXRS623BBGZ used for? The ADXRS623BBGZ is used as an angular rate sensor (gyroscope) in applications such as inertial measurement units, platform stabilization, and robotics.
- What is the rate-sensitive axis of the ADXRS623BBGZ? The ADXRS623BBGZ is sensitive to the Z-axis (yaw rate).
- What is the operating temperature range of the ADXRS623BBGZ? The operating temperature range is -40°C to +105°C.
- How is the output signal of the ADXRS623BBGZ configured? The output signal, RATEOUT, is a voltage proportional to the angular rate and is ratiometric with respect to a provided reference supply.
- What kind of package does the ADXRS623BBGZ come in? The ADXRS623BBGZ comes in a 32-lead ceramic ball grid array (CBGA) package.
- Is the ADXRS623BBGZ RoHS compliant? Yes, the ADXRS623BBGZ is RoHS compliant.
- How does the ADXRS623BBGZ handle vibration and shock? The ADXRS623BBGZ has high vibration rejection over wide frequency and can survive 2000 g powered shock.
- Can the ADXRS623BBGZ be tested for proper operation? Yes, the ADXRS623BBGZ has two digital self-test inputs to test the sensor and signal conditioning circuits.
- What is the typical supply current of the ADXRS623BBGZ? The typical supply current is 3.5 mA.
- How is the bandwidth of the ADXRS623BBGZ adjusted? The bandwidth is adjusted by an external capacitor.
