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W149 Datasheet - Cypress Semiconductor

W149_CypressSemiconductor.pdf

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Datasheet Details

Part number:

W149

Manufacturer:

Cypress Semiconductor

File Size:

157.98 KB

Description:

440bx agpset spread spectrum frequency synthesizer.

W149, 440BX AGPset Spread Spectrum Frequency Synthesizer

CPU Clock Outputs: See Tables 2 and 6 for detailed frequency information.

Output voltage swing is controlled by voltage applied to VDDQ2.

PCI Clock Outputs 1 through 5: These five PCI clock outputs are controlled by the PCI_STOP# control pin.

Output voltage swing is controlled by voltage applied to

W149 Features

* Maximized EMI suppression using Cypress’s Spread Spectrum Technology

* Single chip system frequency synthesizer for Intel® 440BX AGPset

* Two copies of CPU output

* Six copies of PCI output

* One 48-MHz output for USB

* One 24-MHz output for SIO

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