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# Preliminary functional system specifications
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# Preliminary functional system specifications
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- 1 ns resolution or better.
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- 1 ns resolution or better.
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- Accuracy: */- (500 ps* timebase stability).
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- 1 us - 120 s range or better.
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- 1 us - 120 s range or better.
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- 1 input, selectable between front panel and FMC connector. This
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- 1 input, selectable between front panel and FMC connector. This
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input is shared by all output channels.
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input is shared by all output channels.
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of the distribution of delay measurements between the rising edges
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of the distribution of delay measurements between the rising edges
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of any two channels should not exceed 100 ps. This should hold for
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of any two channels should not exceed 100 ps. This should hold for
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any programmed delay within the whole delay range.
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any programmed delay within the whole delay range.
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- Accuracy: */- (500 ps* timebase stability).
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- A circular buffer will contain time tags for at least the last 100
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input pulses. These time tags will at first be rough UTC (counter
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initialized by SW) giving ~ms accuracy. Later, with a WR-enabled
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solution, they can be much more accurate.
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# Preliminary ideas for the technical specifications
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# Preliminary ideas for the technical specifications
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