CY28405OC-2 SPECTRALINEAR [SpectraLinear Inc], CY28405OC-2 Datasheet - Page 14

• Manufacturer Part Number: CY28405OC-2
• Description: Clock Synthesizer with Differential SRC and CPU Outputs
• Manufacturer: SPECTRALINEAR [SpectraLinear Inc]

Rev 1.0, November 22, 2006
Table 7. Group Timing Relationship and Tolerances
Table 8. USB to DOT Phase Offset
Test and Measurement Set-up
Table 9. Maximum Lumped Capacitive Output Loads
For Differential CPU and SRC Output Signals
The following diagram shows lumped test load configurations
for the differential Host Clock Outputs.
VCH SKew
Parameter
DOT Skew
USB Skew
3V66 Clocks
PCI Clocks
DOT Clock
USB Clock
REF Clock
Clock
3V66 to PCI
Group
Typical
IR E F
180°
C P U C
0°
0°
C P U T
Max Load
30
30
20
10
30
Value
0.0ns
0.0ns
0.0ns
Figure 7. 0.7V Load Configuration
Tolerance
1000ps
1000ps
1000ps
Units
pF
pF
pF
pF
pF
3V66 Leads PCI
T
T
Conditions
P C B
P C B
2 p F
2 p F
M e a s u re m e n t
M e a s u re m e n t
P o in t
P o in t
1.5ns
Min.
Offset
CY28405-2
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3.5ns
Max.