• Part: W158
  • Description: Spread Spectrum System Frequency Synthesizer
  • Manufacturer: Cypress
  • Size: 166.08 KB
W158 Datasheet (PDF) Download
Cypress
W158

Key Features

  • Maximized EMI suppression using Cypress’s spread spectrum technology
  • Intel® CK98 Specification pliant
  • 0.5% downspread outputs deliver up to 10 dB lower EMI
  • Four skew-controlled copies of CPU output
  • Eight copies of PCI output (synchronous w/CPU output)
  • Four copies of 66-MHz fixed frequency 3.3V clock
  • Two copies of CPU/2 outputs for synchronous memory reference
  • Three copies of 16.67-MHz IOAPIC clock, synchronous to CPU clock
  • One copy of 48-MHz USB output
  • Two copies of 14.31818-MHz reference clock