as5134 austriamicrosystems, as5134 Datasheet - Page 2

• Manufacturer Part Number: as5134
• Description: 360?programmable High Speed Bldc Magnetic Rotary Encoder
• Manufacturer: austriamicrosystems

AS5134
Data Sheet - A p p l i c a t i o n s
Contents
1 General Description..............................................................................................................................
2 Key Features ........................................................................................................................................
3 Applications ..........................................................................................................................................
4 Pin Assignments...................................................................................................................................
5 Absolute Maximum Ratings..................................................................................................................
6 Electrical Characteristics ......................................................................................................................
7 Detailed Description .............................................................................................................................
8 Application Information .......................................................................................................................
9 Package Drawings and Markings .......................................................................................................
10 Ordering Information.........................................................................................................................
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Pin Descriptions ...................................................................................................................................................
Timing Characteristics ..........................................................................................................................................
Connecting the AS5134 .......................................................................................................................................
Serial Synchronous Interface (SSI) ....................................................................................................................
AS5134 Programming ........................................................................................................................................
AS5134 Status Indicators ...................................................................................................................................
Multi Turn Counter..............................................................................................................................................
High Speed Operation ........................................................................................................................................
Reduced Power Modes ......................................................................................................................................
Benefits of AS5134............................................................................................................................................
Recommended PCB Footprint ...........................................................................................................................
Serial 3-Wire R/W Connection ......................................................................................................................... 8
Serial 3-Wire Read-only Connection ................................................................................................................ 9
Serial 2-Wire Connection (R/W Mode) ........................................................................................................... 10
Serial 2-Wire Differential SSI Connection ...................................................................................................... 11
1-Wire PWM Connection................................................................................................................................ 12
Analog Output ................................................................................................................................................ 12
Analog Sin/Cos Outputs with External Interpolator ........................................................................................ 13
Quadrature A/B/Index Output......................................................................................................................... 13
Brushless DC Motor Commutation Mode....................................................................................................... 14
OTP Programming Connection ...................................................................................................................... 16
Programming Verification ............................................................................................................................... 16
C2 Status Bit .................................................................................................................................................. 17
Lock Status Bit ............................................................................................................................................... 17
Magnetic Field Strength Indicators................................................................................................................. 18
Propagation Delay.......................................................................................................................................... 19
ADC Sampling Rate ....................................................................................................................................... 19
Chip Internal Lowpass Filtering ...................................................................................................................... 19
Digital Readout Rate ...................................................................................................................................... 20
Total Propagation Delay of the AS5134 ......................................................................................................... 20
Low/Mid Power Mode..................................................................................................................................... 20
Power Cycling Mode ...................................................................................................................................... 21
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