EVAL-ADXL350Z-S Analog Devices, EVAL-ADXL350Z-S Datasheet
EVAL-ADXL350Z-S
Specifications of EVAL-ADXL350Z-S
Related parts for EVAL-ADXL350Z-S
EVAL-ADXL350Z-S Summary of contents
Page 1
... Rev. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. ...
Page 2
ADXL350 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 4 Thermal Resistance ...................................................................... 4 Package Information .................................................................... 4 ESD ...
Page 3
Data Sheet SPECIFICATIONS = 2.5 V, acceleration = 0 g, and 25° 2 I/O specifications are guaranteed. Typical specifications are not guaranteed. Table 1. Parameter SENSOR INPUT Measurement Range Nonlinearity ...
Page 4
ADXL350 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Acceleration Any Axis, Unpowered Any Axis, Powered I/O Digital Pins All Other Pins Output Short-Circuit Duration (Any Pin to Ground) Temperature Range Powered Storage Stresses above those listed under ...
Page 5
Data Sheet PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 5. Pin Function Descriptions Pin No. Mnemonic I SCL/SCLK SDA/SDI/SDIO 7 SDO/ALT ADDRESS INT2 10 RESERVED 11 INT1 ...
Page 6
ADXL350 TYPICAL PERFORMANCE CHARACTERISTICS N = 460 for all typical performance characteristics plots, unless otherwise noted –100 –80 –60 –40 – ZERO g OFFSET (mg) Figure 4. X-Axis Zero g Offset at 25°C, ...
Page 7
Data Sheet 30 –40°C TO +25°C +25°C TO +85° ZERO g OFFSET TEMPERATURE COEFFICIENT (mg/°C) Figure 10. X-Axis Zero g Offset Temperature Coefficient –40°C TO +25°C +25°C TO +85° ZERO g OFFSET ...
Page 8
ADXL350 30 –40°C TO +25°C +25°C TO +85° ZERO g OFFSET TEMPERATURE COEFFICIENT (mg/°C) Figure 16. X-Axis Zero g Offset Temperature Coefficient –40°C TO +25°C +25°C TO +85° ZERO g OFFSET TEMPERATURE ...
Page 9
Data Sheet SENSITIVITY (LSB/g) Figure 22. X-Axis Sensitivity at 25° 2.5 V, Full Resolution SENSITIVITY (LSB/g) Figure 23. Y-Axis Sensitivity at 25° 2.5 V, Full Resolution S ...
Page 10
ADXL350 SENSITIVITY (LSB/g) Figure 28. X-Axis Sensitivity 3.0 V, Full Resolution SENSITIVITY (LSB/g) Figure 29. Y-Axis Sensitivity 3.0 V, Full Resolution ...
Page 11
Data Sheet 540 535 2. I/O 530 525 520 515 510 505 500 495 490 –60 –40 – TEMPERATURE (°C) Figure 34. X-Axis Sensitivity vs. Temperature— 16 Parts ...
Page 12
ADXL350 0.60 0.65 0.70 0.75 0.80 0.85 OUTPUT (g) Figure 40. X-Axis Self-Test Response at 25° –1.00 –0.95 –0.90 –0.85 –0.80 –0.75 OUTPUT (g) Figure 41. Y-Axis Self-Test Response at ...
Page 13
Data Sheet 100 110 120 130 140 150 160 CURRENT CONSUMPTION (µA) Figure 46. Current Consumption at 25°C, 100 Hz Output Data Rate 2 Parts S 180 160 140 120 100 80 ...
Page 14
ADXL350 THEORY OF OPERATION The ADXL350 is a complete 3-axis acceleration measurement system with a selectable measurement range of ±1 g, ±2 g, ± ± measures both dynamic acceleration resulting from motion or shock and static ...
Page 15
Data Sheet POWER SAVINGS Power Modes The ADXL350 automatically modulates its power consumption in proportion to its output data rate, as outlined in Table 7. If additional power savings is desired, a lower power mode is available. In this mode, ...
Page 16
ADXL350 SERIAL COMMUNICATIONS and SPI digital communications are possible and regardless, the ADXL350 always operates as a slave. I the CS pin is tied high The CS pin should always be DD I/O tied ...
Page 17
Data Sheet Table 9. SPI Digital Input/Output Voltage Parameter Digital Input Low Level Input Voltage ( High Level Input Voltage ( Low Level Input Current ( High Level Input Current ( Digital ...
Page 18
ADXL350 CS t DELAY SCLK t HOLD t SETUP W SDI t SDO SDO DELAY SCLK t HOLD t SETUP R SDI t SDO X SDO CS t DELAY SCLK t t SETUP HOLD R/W SDIO SDO ...
Page 19
Data Sheet With CS tied high the ADXL350 DD I/O requiring a simple 2-wire connection as shown in Figure 55. The ADXL350 conforms to the UM10204 I and User Manual, Rev. 03—19 June 2007, ...
Page 20
ADXL350 2 Table 12 Timing (T = 25° 2 Limit Parameter Min f SCL 350 ...
Page 21
Data Sheet INTERRUPTS The ADXL350 provides two output pins for driving interrupts: INT1 and INT2. Each interrupt function is described in detail in this section. All functions can be used simultaneously, with the only limiting feature being that some functions ...
Page 22
ADXL350 Trigger Mode In trigger mode, FIFO accumulates samples, holding the latest 32 samples from measurements of the x-, y-, and z-axes. After a trigger event occurs and an interrupt is sent to the INT1 or INT2 pin (determined by ...
Page 23
Data Sheet REGISTER MAP Table 17. Register Map Address Hex Dec Name 0x00 0 DEVID 0x01 to 0x01C Reserved 0x1D 29 THRESH_TAP 0x1E 30 OFSX 0x1F 31 OFSY 0x20 32 OFSZ 0x21 33 DUR 0x22 34 Latent ...
Page 24
ADXL350 REGISTER DEFINITIONS Register 0x00—DEVID (Read Only The DEVID register holds a fixed device ID code of 0xE5 (345 octal). Register 0x1D—THRESH_TAP (Read/Write) The THRESH_TAP register is eight bits and ...
Page 25
Data Sheet result in undesirable behavior if the free-fall interrupt is enabled. Values between 300 mg and 600 mg (0x0A to 0x13) are recommended. Register 0x29—TIME_FF (Read/Write) The TIME_FF register is eight bits and stores an unsigned time value representing ...
Page 26
ADXL350 to FIFO, and switches the sampling rate to one specified by the wakeup bits. In sleep mode, only the activity function can be used. When clearing the sleep bit recommended that the part be placed into standby ...
Page 27
Data Sheet Register 0x32 to Register 0x37—DATAX0, DATAX1, DATAY0, DATAY1, DATAZ0, DATAZ1 (Read Only) These six bytes (Register 0x32 to Register 0x37) are eight bits each and hold the output data for each axis. Register 0x32 and Register 0x33 hold ...
Page 28
ADXL350 APPLICATIONS INFORMATION POWER SUPPLY DECOUPLING A 1 μF tantalum capacitor ( and a 0.1 μF ceramic capacitor placed close to the ADXL350 IO DD I/O for testing and is recommended ...
Page 29
Data Sheet A double tap event can also be invalidated if acceleration above the threshold is detected at the start of the time window for the second tap (set by the window register). This results in an invalid double tap ...
Page 30
ADXL350 using the built-in offset registers. This results in the data acquired from the DATA registers already compensating for any offset no-turn or single-point calibration scheme, the part is oriented such that one axis, typically the z-axis, is ...
Page 31
Data Sheet With the stored values for self-test enabled and disabled, the self-test change is as follows − ST_ON ST_OFF − ST_ON ST_OFF − ST_ON ...
Page 32
ADXL350 AXES OF ACCELERATION SENSITIVITY Figure 63. Axes of Acceleration Sensitivity (Corresponding Output Voltage Increases When Accelerated Along the Sensitive Axis OUT OUT OUT ...
Page 33
Data Sheet LAYOUT AND DESIGN RECOMMENDATIONS Figure 65 shows the recommended printed wiring board land pattern. Figure 66 and Table 22 provide details about the recommended soldering profile Table 22. Recommended Soldering Profile Profile Feature Average Ramp Rate ...
Page 34
... REF 1.30 1.20 1.10 SIDE VIEW Figure 67. 16-Terminal Chip Array, Small Outline, No Lead Cavity [LGA_CAV] ORDERING GUIDE Measurement 1 Model Range (g) ADXL350BCEZ-RL ±1, ±2, ±4, ±8 ADXL350BCEZ-RL7 ±1, ±2, ±4, ±8 EVAL-ADXL350Z EVAL-ADXL350Z-M EVAL-ADXL350Z RoHS Compliant Part. 4.10 4.00 3.90 R 0.10 REF 3.10 3.00 2.90 2.40 REF R 0.18 REF 0.24 REF 4.00 mm × 3.00 mm × 1.2 mm Body (CE-16-3) ...
Page 35
Data Sheet NOTES Rev Page ADXL350 ...
Page 36
... ADXL350 NOTES ©2012 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D10271-0-9/12(0) Rev Page Data Sheet ...