Transcription of 12-Bit RDC with Reference Oscillator AD2S1205
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12-Bit RDC with Reference Oscillator AD2S1205
12-Bit RDC. with Reference Oscillator AD2S1205 . FEATURES FUNCTIONAL BLOCK DIAGRAM. Complete monolithic resolver-to-digital converter (RDC) Reference . PINS. CRYSTAL. Parallel and serial 12-Bit data ports AD2S1205 . System fault detection EXCITATION. Reference . Oscillator . VOLTAGE. Reference . INTERNAL. CLOCK. OUTPUTS (DAC) GENERATOR. 11 arc minutes of accuracy Input signal range: V p-p 27% SYNTHETIC. Reference . Absolute position and velocity outputs 1250 rps maximum tracking rate, 12-Bit resolution INPUTS FAULT. ADC FAULT. FROM TYPE II TRACKING LOOP DETECTION. Incremental encoder emulation (1024 pulses/rev) RESOLVER ADC DETECTION OUTPUTS.
REFERENCE REFERENCE PINS CRYSTAL DATA I/O ADC ADC MULTIPLEXER EXCITATION OUTPUTS INPUTS FROM RESOLVER FAULT DETECTION OUTPUTS ENCODER EMULATION OUTPUTS. Figure 1. GENERAL DESCRIPTION . The AD2S1205 is a complete 12-bit resolution tracking resolver-to-digital converter that contains an on-board programmable sinusoidal oscillator providing …
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