CY28439 Overview
6,56 1,5 3 Name VDD_PCI VSS_PCI FS_E/PCI4 Type PWR GND 3.3V power supply for outputs. CY28439 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.
CY28439 Key Features
- pliant 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
- 48-MHz USB clocks
- 33-MHz PCI clock
- Dial-A-Frequency
- Watchdog