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Renesas Electronics Corporation

Renesas’ Timing product portfolio has been acquired by SiTime.

Datasheets, documentation, and sample orders remain available on Renesas.com through late 2026. For new designs, purchasing, support, and product inquiries, visit SiTime.com or send an email to [email protected]. Full transition to SiTime is expected by late 2026.

Features

  • 2 - 0.7V current-mode differential CPU pairs
  • 1 - 0.7V current-mode differential CPU/PCI-Ex selectable
  • pair1 - 0.7V current-mode differential SRC pair
  • 4 - PCI (33MHz)
  • 3 - PCICLK_F, (33MHz) free-running
  • 1 - USB, 48MHz
  • 1 - 24/48 MHz
  • 1 - DOT, 96MHz, 0.7V current differential pair
  • 1 - REF, 14.318MHz
  • 5 - PCI-Express 0.7V current differential pairs

Description

IDT954129 follows Intel CK410 Yellow Cover specification. This clock synthesizer provides a single chip solution for next generation P4 Intel processors and Intel chipsets. IDT954129 is driven with a 14.318MHz crystal. It generates CPU outputs up to 400MHz.

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