Datasheet
Table Of Contents
- 1 General Description
- 2 Key Features
- 3 Applications
- 4 Pin Assignments
- 5 Absolute Maximum Ratings
- 6 Electrical Characteristics
- 7 Detailed Description
- 7.1 Connecting the AS5030
- 7.2 Serial 3-Wire R/W Connection
- 7.3 Serial 3-Wire Read-only Connection
- 7.4 Serial 2-Wire Connection (R/W Mode)
- 7.5 Serial 2-Wire Continuous Readout
- 7.6 Serial 2-Wire Differential SSI Connection
- 7.7 1-Wire PWM Connection
- 7.8 Analog Output
- 7.9 Analog Sin/Cos Outputs with External Interpolator
- 7.10 3-Wire Daisy Chain Mode
- 7.11 2-Wire Daisy Chain Mode
- 8 Application Information
- 9 Package Drawings and Markings
- 10 Ordering Information
www.ams.com/AS5030 Revision 2.4 3 - 44
AS5030
Datasheet - Contents
8.5 AS5030 Status Indicators................................................................................................................................................................... 27
8.5.1 C2 Status Bit.............................................................................................................................................................................. 27
8.5.2 Lock Status Bit........................................................................................................................................................................... 27
8.5.3 Magnetic Field Strength Indicators ............................................................................................................................................ 28
8.5.4 “Push-button” Feature................................................................................................................................................................ 28
8.6 High Speed Operation ........................................................................................................................................................................ 29
8.6.1 Propagation Delay ..................................................................................................................................................................... 29
8.6.2 Total Propagation Delay of the AS5030 ................................................................................................................................... 30
8.7 Reduced Power Modes ...................................................................................................................................................................... 30
8.7.1 Low Power Mode and Ultra-low Power Mode............................................................................................................................ 31
8.7.2 Power Cycling Mode.................................................................................................................................................................. 33
8.8 Accuracy of the Encoder System ....................................................................................................................................................... 34
8.8.1 Quantization Error...................................................................................................................................................................... 34
8.8.2 Vertical Distance of the Magnet................................................................................................................................................. 35
8.9 Choosing the Proper Magnet.............................................................................................................................................................. 36
8.9.1 Magnet Placement..................................................................................................................................................................... 37
8.9.2 Lateral Displacement of the Magnet .......................................................................................................................................... 38
8.9.3 Magnet Size............................................................................................................................................................................... 39
8.10 Physical Placement of the Magnet ................................................................................................................................................... 40
9 Package Drawings and Markings ........................................................................................................................................... 41
9.1 Recommended PCB Footprint............................................................................................................................................................ 42
10 Ordering Information............................................................................................................................................................. 43