ICS9214 Datasheet, PDF (13/16 Pages) Integrated Circuit Systems – Rambus XDR Clock Generator

Integrated
Circuit
Systems, Inc.
ICS9214
Power Sequencing
Supply voltages for the ICS9214 must be applied before, or at the same time and external input and output signals.
ODCLK_T
ODCLK_C
ODCLK_T
ODCLK_C
ODCLK_T
ODCLK_C
t_CYCLE,i
t_CYCLE,i+1
t_{J =} t_CYCLE, - t_{CYCLE, i+1 over 10,000 consecutive cycles}
Figure 5. Cycle-to-cycle Jitter
t_{4CYCLE, i}
t_{4CYCLE, i+1}
t_{J =} t_{4CYCLE, i} - t_{4CYCLE i+1 over 10,000 consecutive cycles}
Figure 6. Short-term Jitter
Cycle (i)
Cycle (i+1)
t_PW- (i)
t_CYCLE (i)
t_PW+ (i)
t_PW- (i+1)
t_CYCLE (i+1)
t_PW+ (i+1)
t_DC,ERR = t_PW+(i) - t_PW+(i+1) and t_PW-(i) - t_PW-(i+1)
Figure 7. Cycle-to-cycle Duty Cycle Error
0809D—04/07/06
f_NOM
(1-P_M,IN)*f_NOM
0.5/f_M,IN 1/f_M,IN
t
Figure 8. Input frequency Modulation
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