ICS1893CFILF View Datasheet(PDF) - Integrated Circuit Systems
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MFG CO.
'ICS1893CFILF' PDF : 126 Pages View PDF
ICS1893CF Data Sheet Rev. F - Release
9.5 Timing Diagrams
Chapter 9 DC and AC Operating Conditions
9.5.1 Timing for Clock Reference In (REF_IN) Pin
Table 9-8 lists the significant time periods for signals on the clock reference in (REF_IN) pin. Figure 9-2
shows the timing diagram for the time periods.
Note: The REF_IN switching point is 50% of VDD.
Table 9-8. REF_IN Timing
Time
Period
Parameter
t1 REF_IN Duty Cycle
t2 REF_IN Period
Conditions
–
–
Min. Typ. Max. Units
45
50
55
%
–
40
–
ns
Figure 9-2. REF_IN Timing Diagram
t1
REF_IN
t2
ICS1893CF, Rev. F, 03/01/07
Copyright © 2007, Integrated Device Technology, Inc.
All rights reserved.
103
Mar. 2007
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