austriamicrosystems AG is now ams AG The technical content of this austriamicrosystems datasheet is still valid. Contact information: Headquarters: ams AG Tobelbaderstrasse 30 8141 Unterpremstaetten, Austria Tel: +43 (0) 3136 500 0 e-Mail: ams sales ams.com Please visit our website at www.ams.com AS5043 Data Sheet - Pin Configuration Data Sheet AS5043 Programmable 360 Magnetic Angle Encoder with Absolute SSI and Analog Outputs 1 General Description 3 Key Features The AS5043 is a contactless magnetic angle encoder for 360 contactless high resolution angular position accurate measurement up to 360. encoding It is a system-on-chip, combining integrated Hall User programmable zero position elements, analog front end and digital signal processing Two 10-bit absolute outputs: in a single device. Serial digital interface and The AS5043 provides a digital 10-bit as well as a Versatile analog output programmable analog output that is directly proportional programmable angular range up to 360 to the angle of a magnet, rotating over the chip. programmable ratiometric output voltage range The analog output can be configured in many ways, Failure detection mode for magnet field strength including user programmable angular range, adjustable and loss of power supply output voltage range, voltage or current output, etc.. Serial read-out of multiple interconnected An internal voltage regulator allows operation of the AS5043 devices using daisy chain mode AS5043 from 3.3V or 5.0V supplies. Mode input for optimizing noise vs. speed Alignment mode for magnet placement guidance Wide temperature range: - 40C to + 125C 2 Benefits Small package: SSOP 16 (5.3mm x 6.2mm) Complete system-on-chip Flexible system solution provides absolute output, 4 Applications both digital and analog Angle measurement with software programmable The AS5043 is ideal for applications with an angular range up to 360 travel range from a few degrees up to a full turn of High reliability due to non-contact magnetic sensing 360, such as Ideal for applications in harsh environments - Industrial applications: Robust system, tolerant to magnet misalignment, - Contactless rotary position sensing airgap variations, temperature variations and - Robotics external magnetic fields - Valve Controls No calibration required - Automotive applications: - Throttle position sensors - Gas / brake pedal position sensing - Headlight position control Front panel rotary switches Replacement of potentiometers Figure 1: Typical Arrangement of AS5043 and Magnet www.austriamicrosystems.com Revision 1.80 1 36 ams AG Technical content still valid