W199 Datasheet (Cypress Semiconductor) - Spread Spectrum FTG for VIA Apollo Pro-133

W199, Spread Spectrum FTG for VIA Apollo Pro-133

W199 Free-running CPU Clock: Output voltage swing is controlled by the voltage applied to VDDQ2.

See Tables 2 and 6 for detailed frequency information.

CPU Clock Output 1: This CPU clock output is controlled by the CLK_STOP# control pin.

Output voltage swing is controlled by voltage applied to VDD

W199 Features

* Maximized EMI suppression using Cypress’s Spread Spectrum Technology

* Single-chip system frequency synthesizer for VIA Apollo Pro-133

* Two copies of CPU output

* Six copies of PCI output

* One 48-MHz output for USB

* One 24-MHz output for SIO