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零件编号
产品描述 (功能)
CY2280 查看數據表(PDF) - Cypress Semiconductor
零件编号
产品描述 (功能)
比赛名单
CY2280
100-MHz Pentium® II Clock Synthesizer/Driver with Spread Spectrum for Mobile or Desktop PCs
Cypress Semiconductor
CY2280 Datasheet PDF : 12 Pages
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Switching Waveforms
(continued)
APIC-APIC Clock Skew
APIC
CY2280
APIC
t
9
CPU_STOP
CPUCLK
(Internal)
PCICLK
(Internal)
PCICLK
(Free-Running)
CPU_STOP
CPUCLK
(External)
PCI_STOP
CPUCLK
(Internal)
PCICLK
(Internal)
PCICLK
(Free-Running)
PCI_STOP
PCICLK
(External)
PWR_DOWN
CPUCLK
(Internal)
PCICLK
(Internal)
PWR_DWN
CPUCLK
(External)
PCICLK
(External)
VCO
Crystal
Shaded section on the VCO and Crystal waveforms indicates that the VCO and crystal oscillator are active, and there is a valid clock.
Document #: 38-07207 Rev. *A
Page 7 of 12
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