ADXRS453BRGZ - ±300°/s SPI Gyroscope | Analog Devices
N.º de pieza: ADXRS453BRGZ ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $86.18 | $86,18 |
| 10 | $79.5 | $795,00 |
| 100 | $72 | $7.200,00 |
| 500 | $65 | $32.500,00 |
| 1.000 | $58 | $58.000,00 |
ADXRS453BRGZ Descripción general
A MEMS gyroscope is a micro-electromechanical system that measures angular velocity using the Coriolis effect. Unlike traditional mechanical gyroscopes, MEMS gyroscopes are compact, low-power, and highly reliable, making them ideal for integration into electronic systems. The ADXRS453 belongs to the family of angular rate sensors, which are essential components in inertial measurement units (IMUs), motion control systems, and stabilization platforms. Its advanced differential quad sensor design rejects linear acceleration, ensuring accurate rate sensing even in high-vibration environments.
Key features of the ADXRS453BRGZ include a digital SPI output with 16-bit resolution, a bandwidth of 77.5Hz, and a -3dB bandwidth of 775Hz. The device offers excellent bias stability and low noise, making it suitable for precision applications. It also includes an internal temperature sensor and self-test capability, enhancing system reliability. The SOIC-16 package is compact and surface-mountable, facilitating PCB integration.
Technically, the ADXRS453 uses a vibrating MEMS structure that responds to angular rate through Coriolis acceleration. The differential quad sensor design cancels common-mode linear accelerations, providing robust performance in harsh environments. The SPI interface allows direct digital readout of angular rate, simplifying system design and eliminating the need for external ADC. The device's low power consumption (6mA typical) and wide supply range make it versatile for battery-powered and industrial systems.
Typical applications include platform stabilization, inertial navigation, robotics, and industrial automation. In platform stabilization, the ADXRS453 provides real-time rate feedback to control motors and gimbals, ensuring precise orientation. In inertial navigation, it is used alongside accelerometers to track position and orientation. Its high vibration immunity makes it ideal for industrial machinery monitoring and automotive stability systems.
When designing with the ADXRS453BRGZ, ensure proper decoupling of the power supply and careful PCB layout to minimize noise. The SPI interface should be isolated from high-current traces to prevent interference. Additionally, consider the device's bandwidth and noise characteristics when designing the control loop to achieve optimal performance.
Alternativas directas para ADXRS453BRGZ — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
ADXRS453BRGZ-RL
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADXRS800WBRGZ
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADXRS800WBRGZ-RL
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADXRS646TBGZ
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ADXRS649TBGZ
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ADXRS453BRGZ Valores máximos y características eléctricas
| Axis | Z (Yaw) |
| Full-Scale Range | ±300°/s |
| Bandwidth | 77.5 Hz |
| -3dB Bandwidth | 775 Hz |
| Interfaz | SPI |
| Resolución | 16-bit |
| Tensión de alimentación | 3.15 V to 5.25 V |
| Corriente de alimentación | 6 mA (typical) |
| Temperatura de funcionamiento | -40°C to +105°C |
| Encapsulado | 16-SOIC-CAV |
| Tipo de montaje | Surface Mount |
| RoHS | Compliant |
| Sensitivity | 80 LSB/°/s (typical) |
| Nonlinearity | 0.1% of FS (typical) |
| Shock Survivability | 2000 g |
Configuración de pines de ADXRS453BRGZ
| Pin 1 | VDD — Power supply (3.15V to 5.25V) |
| Pin 2 | GND — Ground |
| Pin 3 | CS — Chip select (active low) |
| Pin 4 | SCLK — SPI clock |
| Pin 5 | MOSI — SPI data input |
| Pin 6 | MISO — SPI data output |
| Pin 7 | ST — Self-test input |
| Pin 8 | GND — Ground |
| Pin 9 | GND — Ground |
| Pin 10 | GND — Ground |
| Pin 11 | GND — Ground |
| Pin 12 | GND — Ground |
| Pin 13 | GND — Ground |
| Pin 14 | GND — Ground |
| Pin 15 | GND — Ground |
| Pin 16 | GND — Ground |
Aplicaciones típicas
ADXRS453BRGZ es adecuado para 6 aplicacións: Platform Stabilization, Inertial Navigation, Robotics, Industrial Automation, Automotive Stability Systems, Test and Measurement.
Platform Stabilization
The ADXRS453BRGZ provides real-time angular rate feedback for stabilizing gimbals, antennas, and camera platforms. Its ±300°/s range and 77.5 Hz bandwidth enable precise control loops, while the differential quad sensor design rejects linear acceleration, ensuring accurate rate sensing even under vibration. The SPI interface simplifies integration with microcontrollers, and the wide supply range (3.15V to 5.25V) accommodates various system rails. For optimal performance, place the gyroscope near the platform's center of rotation and use proper decoupling.
Recomendado
Inertial Navigation
In inertial navigation systems, the ADXRS453BRGZ measures yaw rate to track orientation changes. Its low noise and high vibration immunity make it suitable for AHRS and dead-reckoning systems. The 16-bit SPI output provides high-resolution data, and the internal temperature sensor aids in bias compensation. When combined with accelerometers, it enables accurate position and orientation tracking. The device's compact SOIC-16 package allows for space-constrained designs, and its low power consumption (6 mA) is ideal for battery-powered portable navigation devices.
Recomendado
Robotics
The ADXRS453BRGZ is used in robotics for balance, orientation, and path tracking. Its fast response and high bandwidth (77.5 Hz) enable real-time control, while the SPI interface allows direct connection to robot controllers. The device's robustness to vibration is critical for mobile robots operating on uneven terrain. With a supply range of 3.15V to 5.25V, it can be powered from common robot battery systems. The self-test feature simplifies system diagnostics, and the small package footprint is ideal for compact robot designs.
Recomendado
Industrial Automation
In industrial automation, the ADXRS453BRGZ monitors rotational motion in machinery, conveyors, and robotic arms. Its high vibration immunity ensures reliable operation in factory environments, and the wide temperature range (-40°C to +105°C) suits harsh conditions. The SPI output simplifies integration with PLCs and industrial controllers. The device's low noise and high resolution enable precise motion control, reducing downtime and improving product quality. The SOIC-16 package is easy to solder and replace, and the device's long-term stability minimizes maintenance.
Recomendado
Automotive Stability Systems
The ADXRS453BRGZ is suitable for automotive stability control, rollover detection, and electronic stability programs. Its ±300°/s range covers typical vehicle dynamics, and the high vibration immunity ensures accurate sensing on rough roads. The device operates over -40°C to +105°C, meeting automotive temperature requirements. The SPI interface allows integration with vehicle ECUs, and the self-test feature supports safety diagnostics. While not AEC-Q100 qualified, it is often used in non-safety-critical automotive applications. For safety-critical systems, consider automotive-grade alternatives.
Recomendado
Test and Measurement
In test and measurement equipment, the ADXRS453BRGZ provides accurate angular rate measurement for calibration, vibration analysis, and motion profiling. Its high resolution (16-bit) and low noise enable precise measurements, while the SPI interface allows easy data acquisition. The device's wide bandwidth (77.5 Hz) captures dynamic motion, and the internal temperature sensor aids in thermal compensation. The compact SOIC-16 package is ideal for portable instruments, and the low power consumption extends battery life in field devices.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ADXRS453BRGZ — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | ADXRS453BRGZ-RL | ADXRS800WBRGZ | ADXRS800WBRGZ-RL | ADXRS646TBGZ | ADXRS649TBGZ |
|---|---|---|---|---|---|---|
| Package | 16-SOIC-CAV | 16-SOIC-CAV | 16-SOIC-CAV | 16-SOIC-CAV | 16-SOIC-CAV | 16-SOIC-CAV |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Full-Scale Range | ±300°/s | ±300°/s | ±300°/s | ±300°/s | ±250°/s | ±20000°/s |
| Bandwidth | 77.5 Hz | 77.5 Hz | 77.5 Hz | 77.5 Hz | 77.5 Hz | 77.5 Hz |
| Interface | SPI | SPI | SPI | SPI | SPI | SPI |
| Supply Voltage | 3.15V to 5.25V | 3.15V to 5.25V | 3.15V to 5.25V | 3.15V to 5.25V | 3.15V to 5.25V | 3.15V to 5.25V |
| Operating Temperature | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C |
| Resolution | 16-bit | 16-bit | 16-bit | 16-bit | 16-bit | 16-bit |
Diferenciadores clave
- Differential quad sensor design rejects linear acceleration (frente a ADXRS800WBRGZ)
- Wide supply voltage range (3.15V to 5.25V) (frente a ADXRS646TBGZ)
- Proven reliability in industrial applications (frente a ADXRS649TBGZ)
Notas de diseño
Ensure a clean power supply with proper decoupling. Place a 0.1uF ceramic capacitor close to the VDD pin and a 10uF bulk capacitor nearby. The ADXRS453BRGZ operates from 3.15V to 5.25V, so verify the supply voltage is within this range. Avoid sharing the supply with high-current digital circuits to prevent noise coupling.
For optimal performance, place the gyroscope away from high-frequency digital traces and power switching circuits. Use a solid ground plane under the device and minimize trace lengths for SPI signals. The SOIC-16 package has exposed pads for thermal and mechanical stability; ensure proper soldering per IPC standards.
Do not exceed the absolute maximum ratings, including supply voltage and shock (2000g). The SPI interface should be isolated from high-current traces to prevent interference. Also, consider the device's bandwidth (77.5 Hz) when designing control loops; higher bandwidth may require additional filtering. Always refer to the datasheet's application section for recommended circuit configurations.
Información de cumplimiento
RoHS compliant per datasheets.com. Not AEC-Q100 qualified; for automotive safety-critical applications, consider automotive-grade parts.
