CY2280 Cypress Semiconductor, CY2280 Datasheet - Page 8

• Manufacturer Part Number: CY2280
• Description: 100-MHz Pentium II Clock Synthesizer/Driver with Spread Spectrum for Mobile or Desktop PCs
• Manufacturer: Cypress Semiconductor

Spread Spectrum Clocking
Document #: 38-07207 Rev. *A
Modulation Frequency
Down Spread Margin at the Fundamental Frequency
Down Spread Margin at the Fundamental Frequency
Description
Spread Spectrum Enabled
Frequency (MHz)
Configuration
All (except -1)
-21S
-11S
CPU, PCI, APIC
Spread Spectrum Disabled
CPU, PCI
Outputs
Min.
30.0
0.0
0.0
Max.
33.0
–0.6
–0.6
CY2280
Page 8 of 12
Unit
kHz
%
%