AD2S100 - Analog Devices

AD2S100 AC Vector Processor

Cos (θ + 120°) Cos (θ + 240°) Sinθ SINE AND SECTOR COSINE MULTIPLIER MULTIPLIER Ia + Ib + Ic 3 Vc Cos (θ + 240° + φ) Vqs' Sin θ + φ CONV1 CONV2 DECODE HOMOPOLAR OUTPUT HOMOPOLAR REFERENCE +5V GND –5V The AD2S100 performs the vector rotation of three-phase 120 degree or two-phase 90 degree sine and cosine signals by transferring these inputs into a new .

Features

Complete Vector Coordinate Transformation on Silicon Mixed Signal Data Acquisition Three-Phase 120؇ and Orthogonal 90؇ Signal Transformation Three-Phase Balance Diagnostic
  –Homopolar Output Cosθ Cosθ Sinθ Ia Vds Ib 30-20 Ic Vqs AC Vector Processor AD2S100 FUNCTIONAL BLOCK DIAGRAM INPUT DATA STROBE φ POSITION PARALLEL DATA 12 BITS BUSY SINE AND SECTOR COSINE MULTIPLIER MULTIPLIER Va Vds' 2φ -3φ Vb Cos θ + φ Cos (θ + 120° + φ) APPLICATIONS AC Induction and DC Permanent Magnet Motor Control HVAC, Pump, Fan Control Material Handling Robotics Spindle Drives Gyroscopes Dryers Washing Machines El.