Systems and methods for clock mode determination utilizing prioritization criteria

A method for determining a data converter operating mode comprising:

• measuring a master clock frequency of a master clock signal received without a modification in frequency from a master clock signal source;
• measuring a frequency ratio between a frequency of a data clock signal and the master clock frequency;
• and
• mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter.

A system for determining a data converter operating mode comprising:

• measurement circuitry operable to:
• measure a master clock frequency of a master clock signal;
• and
• measure a frequency ratio between a frequency of a data clock signal and the master clock frequency, wherein the measurement circuitry measures the master clock frequency independent of information obtained during the measurement of the frequency ratio;
• and
• a mapping system for mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter.

A method for determining a data converter operating mode comprising:

• measuring a frequency ratio between a frequency of a data clock signal and a master clock frequency of a master clock signal;
• measuring the master clock frequency of the master clock signal independent of information obtained during measurement of the frequency ratio;
• and
• mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter.

A system for determining a data converter operating mode comprising:

• measurement circuitry operable to:
• measure a master clock frequency of a master clock signal;
• and
• measure a frequency ratio between a frequency of a data clock signal and the master clock frequency;
• and
• a mapping system for mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter, the mapping system giving priority to a mode which utilizes a preferred filter from among a plurality of acceptable filters of the data converter.

A method for determining a data converter operating mode comprising:

• measuring a master clock frequency of a master clock signal;
• and
• measuring a frequency ratio between a frequency of a data clock signal and the master clock frequency;
• and
• mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter and giving priority to a mode which utilizes a preferred filter from among a plurality of acceptable filters of the data converter.

A system for determining a data converter operating mode comprising:

• measurement circuitry operable to:
• measure a master clock frequency of a master clock signal;
• and
• measure a frequency ratio between a frequency of a data clock signal and the master clock frequency;
• and
• a mapping system for mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter, the mapping system giving lower priority to modes associated with selected master clock frequency divide ratios of a plurality of acceptable master clock frequency divide ratios utilized to divide the master clock frequency.

A method for determining a data converter operating mode comprising:

• measuring a master clock frequency of a master clock signal;
• and
• measuring a frequency ratio between a frequency of a data clock signal and the master clock frequency;
• and
• mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter giving lower priority to modes associated with selected master clock frequency divide ratios of a plurality of acceptable master clock frequency divide ratios utilized to divide the master clock frequency.

A system for determining a data converter operating mode comprising:

• measurement circuitry operable to:
• measure a master clock frequency of a master clock signal;
• and
• measure a frequency ratio between a data clock frequency of a data clock signal and the master clock frequency;
• and
• a mapping system for mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter, the mapping system narrowing a set of master clock frequency divide ratios to a subset of master clock frequency divide ratios and subsequently mapping to an operating mode from the subset of master clock frequency divide ratios based on the frequency ratio between the data clock frequency and the master clock frequency.

A method for determining a data converter operating mode comprising:

• measuring a master clock frequency of a master clock signal;
• measuring a frequency ratio between a data clock frequency of a data clock signal and the master clock frequency;
• and
• mapping the measurements of the master clock frequency and the frequency ratio to an operating mode of the data converter comprising:
• narrowing a set of master clock frequency divide ratios to a subset of master clock frequency divide ratios;
• and
• mapping to an operating mode from the subset of master clock frequency divide ratios based on the frequency ratio between the data clock frequency and the master clock frequency.