CY28439 Datasheet (SpectraLinear)

CY28439, Clock Generator

Pin No.

6,56 1,5 3 Name VDD_PCI VSS_PCI FS_E/PCI4 Type PWR GND 3.3V power supply for outputs.

Ground for outputs.

Description I,O, 3.3V-tolerant input for CPU frequency selection/33-MHz clock.

PU,SE Refer to DC Electrical Specifications table for Vil_FS and Vih_FS specifications.

O, SE 33-MHz clock

CY28439 Features

* Compliant to Intel£ CK410

* Supports Intel Prescott and Tejas CPU

* Selectable CPU frequencies

* Differential CPU clock pairs

* 100 MHz differential SRC clocks (two selectable between Fixed and Overclocking)

* 96 MHz differential dot clock