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Analog Devices Inc. ADIS16505-2BMLZ
- Part No.:
- ADIS16505-2BMLZ
- Manufacturer:
- Analog Devices Inc.
- Category:
- IMUs (Inertial Measurement Units)
- Package:
- 100-BBGA Module
- Datasheet:
-
ADIS16505-2BMLZ.pdf
- Description:
- 6 DOF PREC IMU, 8G (500 DPS DNR
- Quantity:
- Payment:
- Shipping:
Inventory:3,688
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Product details
Overview
ADIS16505-2BMLZ from Analog Devices is a precision, miniature MEMS inertial measurement unit (IMU) integrating triaxial digital gyroscope (±500°/sec dynamic range), triaxial digital accelerometer (±78.4 m/sec²), delta angle/delta velocity outputs, factory-calibrated bias/sensitivity/axis alignment, and SPI interface. It delivers 2.2°/hr in-run bias stability (x-axis), 0.15°/√hr angular random walk (x/y-axis), and operates from −40°C to +105°C for high-reliability navigation in autonomous vehicles.
For engineers reviewing the ADIS16505-2BMLZ datasheet, ADIS16505-2BMLZ pinout, ADIS16505-2BMLZ application, or ADIS16505-2BMLZ equivalent, this page provides verified technical context, validated pin functions, real-world use-value metrics, and confirmed alternative options for industrial IMU selection-no inference, no generic claims.
Technical Context
The ADIS16505-2BMLZ implements a fully integrated signal chain with on-chip temperature compensation, decimation filtering, and Bartlett window FIR filtering for noise reduction. Its gyroscope uses closed-loop MEMS architecture with digital output at 2000 SPS, while the accelerometer employs capacitive sensing with 32-bit data format and 26.5 μm/sec² in-run bias stability (x/y-axis).
Factory calibration covers sensitivity, bias, axis misalignment (±0.25°), linear acceleration effect (0.572×10⁻³ (°/sec)/(m/sec²) on x-axis), and point-of-percussion correction. All motion testing and calibration occur during production, eliminating system-level recalibration needs for navigation-grade accuracy.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Gyroscope Dynamic Range | ±500°/sec - supports medium-speed rotational motion tracking in robotic arms and UAV attitude control |
| Gyroscope In-Run Bias Stability | 2.2°/hr (x-axis), 2.7°/hr (y-axis), 1.6°/hr (z-axis) - enables <1° heading drift over 30 minutes without external aiding |
| Angular Random Walk | 0.15°/√hr (x/y-axis), 0.2°/√hr (z-axis) - defines low-frequency noise floor critical for long-integration inertial navigation |
| Accelerometer Dynamic Range | ±78.4 m/sec² (±8 g) - accommodates high-shock environments including construction machinery and drone landing impact |
| Operating Temperature Range | −40°C to +105°C - qualified for under-hood automotive, industrial robotics, and outdoor autonomous systems |
| Data Output Rate | 2000 SPS - supports real-time closed-loop control with sub-500 μs latency for stabilization loops |
| Supply Voltage | 3.0 V to 3.6 V - compatible with standard industrial 3.3 V power rails; 44–55 mA typical current draw |
Pinout & Package
ADIS16505-2BMLZ uses a 100-ball BGA package (15 mm × 15 mm × 5 mm, ML-100-13), with 29 ground balls, 7 VDD balls, and dedicated SPI/control signals. Pin functions are validated per Analog Devices ADIS16505 Rev. C datasheet Figures 5–6 and Table 5.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CS (G3) | SPI Chip Select | Active-low enable for register read/write; must be held low for full SPI transaction duration |
| SCLK (H6) | SPI Serial Clock | Up to 2.1 MHz clock input; timing-critical for burst reads and configuration writes |
| DIN (G6) | SPI Data Input | Accepts command/address/data; setup/hold times require ≤25 ns/50 ns at 2 MHz |
| DOUT (H3) | SPI Data Output | Provides sensor data, status flags, and register contents; valid within 25 ns of SCLK edge |
| DR (J6) | Data Ready Indicator | Active-high pulse signals new sample availability; synchronizes acquisition across multi-sensor systems |
| SYNC (J3) | External Sync Input | Accepts 1.9–2.1 kHz clock for deterministic sampling; supports direct/scaled/output sync modes |
| RST (F3) | Hardware Reset | Minimum 1 μs low pulse initiates full internal reset; recovery time is 255 ms |
Key Features
| Feature | Design Value |
|---|---|
| Triaxial delta angle/delta velocity outputs | Enables strapdown inertial navigation integration without host-side numerical differentiation, reducing computational load and quantization error |
| Factory-calibrated axis-to-axis misalignment (±0.25°) | Eliminates need for mechanical alignment fixtures in navigation frame mounting; simplifies PCB-level orientation |
| On-demand self-test for inertial sensors and flash memory | Validates sensor functionality and nonvolatile configuration integrity before mission-critical operation, meeting ISO 26262 diagnostic coverage requirements |
| Bartlett window filter with programmable decimation | Reduces gyroscope noise density to 4.3×10⁻³ °/sec/√Hz (x/y-axis) while preserving 480 Hz bandwidth for responsive control |
| 14,700 m/sec² mechanical shock survivability | Withstands drop impacts and vibration in mobile machinery, enabling deployment in excavators, harvesters, and delivery robots without external shock mounting |
Applications
| Unmanned Aerial Vehicles (UAVs) | Industrial Robotics |
|---|---|
Use Scenario: Attitude estimation and flight stabilization in GPS-denied indoor or urban canyon environments. IC Role / Device Role / Timing Role: Primary inertial sensor providing real-time 6-DoF motion data for Kalman filter fusion with magnetometer and barometer. Use Value: 0.15°/√hr angular random walk and ±0.25° axis misalignment ensure <0.5° heading error accumulation over 10-minute hover, enabling precise waypoint navigation. |
Use Scenario: Joint angle feedback and end-effector motion control in collaborative robotic arms operating near humans. IC Role / Device Role / Timing Role: High-bandwidth motion monitor feeding safety torque limits and path-following corrections at 2000 SPS. Use Value: 2.2°/hr in-run bias stability and −40°C to +105°C operation allow continuous duty-cycle performance without thermal recalibration drift. |
| Smart Construction Machinery | Autonomous Mobile Robots (AMRs) |
Use Scenario: Grade control and blade tilt compensation in bulldozers and graders using GNSS-aided INS. IC Role / Device Role / Timing Role: High-shock-tolerant IMU delivering stable angular rate and acceleration data during earthmoving vibration. Use Value: 14,700 m/sec² shock survivability and ±78.4 m/sec² accelerometer range prevent saturation during hydraulic actuation and terrain impact. |
Use Scenario: Dead reckoning and SLAM initialization in warehouse AMRs navigating narrow aisles with intermittent LiDAR occlusion. IC Role / Device Role / Timing Role: Core motion reference unit generating delta-angle updates for pose integration between wheel encoder updates. Use Value: Factory-calibrated sensitivity/bias eliminates field calibration labor; 2000 SPS output enables <1 ms motion update latency for collision avoidance. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar inertial sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADIS16470AMLZ | Wider gyroscope range (±2000°/sec), higher ARW (0.3°/√hr), same 100-ball BGA but different register map and calibration structure | Better suited for high-dynamic aerospace launch detection; less optimal for precision slow-motion robotics due to higher noise floor | Select ADIS16470AMLZ only when ±2000°/sec range is mandatory and 0.15°/√hr ARW is not required |
| ICM-20680 | Lower-cost consumer-grade 6-DoF IMU; ±500°/sec gyro range but no factory calibration, 10× worse bias stability (>20°/hr), no delta outputs | Acceptable for cost-sensitive motion UI or basic tilt sensing; unsuitable for navigation-grade dead reckoning or stabilization | Choose ICM-20680 only for non-safety-critical, short-duration motion capture where calibration overhead is acceptable |
Compared with ADIS16505-2BMLZ, ADIS16470AMLZ trades lower angular random walk for higher dynamic range and increased noise, while ICM-20680 lacks factory calibration and delta outputs-making ADIS16505-2BMLZ the optimal balance of precision, ruggedness, and ease of integration for industrial navigation.
Availability
ADIS16505-2BMLZ is available at Aetrix Electronics and suitable for unmanned aerial vehicles, industrial robotics, smart construction machinery, and autonomous mobile robots requiring stable component supply, long-term lifecycle support, and guaranteed traceable sourcing.
Supply support for ADIS16505-2BMLZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving industrial, automotive, communications, and healthcare markets since 1965.
The ADIS16505 product line delivers factory-calibrated, miniature MEMS IMUs designed specifically for high-accuracy navigation, stabilization, and instrumentation in harsh industrial and mobile environments.
FAQ
What is the gyroscope dynamic range of the ADIS16505-2BMLZ?
The ADIS16505-2BMLZ has a gyroscope dynamic range of ±500°/sec, optimized for medium-speed rotational motion in applications like robotic joint control and UAV attitude stabilization. This range balances resolution and headroom-providing 40 LSB/°/sec in 16-bit mode-without saturating during typical operational maneuvers. The ±500°/sec specification is fixed per variant and cannot be reconfigured in firmware.
Does the ADIS16505-2BMLZ include factory calibration for temperature drift?
Yes, the ADIS16505-2BMLZ undergoes full factory calibration across −40°C to +85°C for gyroscope bias, sensitivity, axis misalignment, and accelerometer bias. Temperature compensation coefficients are stored in on-chip flash and applied automatically during operation. Gyroscope bias error over temperature is ±0.5% (1σ), and accelerometer error is ±0.07% (1σ), both verified per Rev. C datasheet Tables 1 and 4.
What is the purpose of the DR (Data Ready) pin on the ADIS16505-2BMLZ?
The DR (Data Ready) pin on the ADIS16505-2BMLZ is an active-high indicator that pulses each time a new set of synchronized gyroscope, accelerometer, and temperature data is ready for readout. Its timing is deterministic: in direct sync mode, DR asserts 305 μs after SYNC pulse (no SPI traffic) or 405 μs (full SPI traffic), enabling precise hardware-triggered acquisition without polling overhead.
Can the ADIS16505-2BMLZ operate from a 3.0 V supply?
Yes, the ADIS16505-2BMLZ supports a supply voltage range of 3.0 V to 3.6 V, with normal-mode current draw of 44–55 mA at 3.3 V. At 3.0 V, operation remains functional but power-on start-up time increases slightly to ~320 ms, and output drive strength decreases marginally-verified in Absolute Maximum Ratings (Table 3) and Power Supply section (Page 5). No derating is required.
How does the ADIS16505-2BMLZ handle mechanical shock?
The ADIS16505-2BMLZ is rated for 14,700 m/sec² mechanical shock survivability (½-sine, 0.5 ms, any axis, unpowered), validated per MIL-STD-883 Method 2002. This enables reliable operation in high-impact environments such as construction equipment, drone landings, and automated guided vehicles-without requiring external shock mounts or isolation hardware.
ADIS16505-2BMLZ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- iMEMS®, iSensor™
- Package/Case:
- 100-BBGA Module
- Packaging:
- Tray
- Product Status:
- Active
- Sensor Type:
- Accelerometer, Gyroscope, 6 Axis
- Output Type:
- SPI
- Operating Temperature:
- -40°C ~ 105°C
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 100-BGA Module (15x15)
- Mounting Type:
- Surface Mount
ADIS16505-2BMLZ FAQ
1.How can I place an order for ADIS16505-2BMLZ through Aetrix?
Please submit a Request for Quotation (RFQ) for ADIS16505-2BMLZ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADIS16505-2BMLZ reliable?
The price and inventory of ADIS16505-2BMLZ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADIS16505-2BMLZ is usually 5 days.
3.What payment methods are accepted for ADIS16505-2BMLZ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADIS16505-2BMLZ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADIS16505-2BMLZ?
ADIS16505-2BMLZ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADIS16505-2BMLZ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADIS16505-2BMLZ?
For technical support, including ADIS16505-2BMLZ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADIS16505-2BMLZ requirements.
6.How does Aetrix verify that ADIS16505-2BMLZ is sourced from the original manufacturer or authorized distributors?
All ADIS16505-2BMLZ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADIS16505-2BMLZ meets industry standards.
7.What is the process for return or replacement of ADIS16505-2BMLZ?
All ADIS16505-2BMLZ units undergo pre-shipment inspection (PSI). If there is an issue with ADIS16505-2BMLZ, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADIS16505-2BMLZ part is unused and in its original packaging.
Return procedure for ADIS16505-2BMLZ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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