Freq imbalance: Compare zero crossing of sine with zero crossing of adjacent cosine
Phase imbalance: Time delay between zero crossing of sine with respect to cosine (calibrated)
Gain mismatch (calibrated)
Offset (calibrated)
Over Voltage Fault Detection
Under Voltage Fault Detection
Redundancy
Individual programmable mask for all fault signals
Programmable tracking error threshold and glitch timer
Programmable phase, offset and gain error fault thresholds
Redundant channel compares fault detection, (arctan to track2 comparison) with programmable threshold and glitch timer
Analog input faults with programmable threshold and glitch settings and detection of type of input faults: Open, Short, Short to supply, Short to GND
Faults of excitation signal with programmable threshold and glitch settings and detection of type of input faults: Open, Short, Short to supply, Short to GND
Excitation Frequency fault detection with respect to frequency for Sine and Cosine signals from Resolver