cy28551-3 Cypress Semiconductor Corporation., cy28551-3 Datasheet - Page 26

• Manufacturer Part Number: cy28551-3
• Description: Universal Clock Generator For Intel, Via And Sis
• Manufacturer: Cypress Semiconductor Corporation.

Document #: 001-05677 Rev. *D
The following diagrams show the test load configuration for the
differential CPU and PCIEX outputs.
Figure 17. Differential Measurement for Differential Output Signals (for AC Parameters Measurement)
O U T +
C P U C _ K 8
O U T -
C P U T _ K 8
Figure 15. Differential Load Configuration for 0.7 Push Pull Clock
Figure 16. Differential Load Configuration for 3.3 Push Pull Clock
L 1
L 1
L
L
1
1 5 O h m
1 5 O h m
1
L 1 = 0 .5 ", L 2 = 7 "
2 2 Ω
2 2 Ω
L 2
L 2
T
T
P C B
P C B
5 0 Ω
5 0 Ω
L
L
2
2
3 9 0 0 p F
3 9 0 0 p F
1 6 9 O h m
L 3
L 3
2 p F
2 p F
1 . 2 5 V
1 . 2 5 V
1 2 5 O h m
1 2 5 O h m
5 p F
5 p F
M e a su re m e n t
M e a su re m e n t
M e a s u r e m e n t
M e a s u r e m e n t
P o in t
P o in t
P o in t
P o in t
CY28551-3
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