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本帖最後由 heavy91 於 2010-7-1 02:11 PM 編輯 J- m* A, B) p4 V
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Relation of jitter type material~~
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; B0 E5 v9 i2 F: r/ F( Y/ ]& NJitter can be defined as the deviations in a clock’s output transition
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lagging the ideal position. Jitter is usually specified in ± pico seconds.
' l0 g4 f- H% H- vJitter measurements can be classified into three categories:
! V; [8 C9 n! ~7 @7 ?7 gcycle-to-cycle jitter, period jitter, and long-term jitter. All jitter measurements, F4 g4 @# B Q" j/ B5 K
are at a specified voltage, usually Vcc/2 or 1.5V.
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