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Clock Generation | Cypress

Clock Generation

High Performance Clock Generators

Cypress High Performance Clock Generators supports frequencies up to 700MHz with RMS Phase Jitter of < 1ps.These devices support reference clocks for popular interface standards such as PCIe 1/2/3, 10 GbE, SATA 1.0/2.0 and USB 1.0/2.0/3.0

Cypress portfolio of High Performance Clock Generators includes -


Standard Performance Clock Generators 

Cypress has a broad portfolio of standard performance clock generators with frequency support of 200 MHz and Cycle to Cycle jitter of 100 ps. They support a host of value-added features such as VCXO, Spread Spectrum and Output Phase Alignment

Cypress portfolio of Standard Performance Clock Generators includes -

  • Application Specific Clocks
  • EMI Reduction Clocks
  • Programmable XOs
  • VCXO Clocks
  • Programmable Clocks



  • Programmable technology allows fast prototype builds
  • Generates a wide range of frequencies using low cost crystals (Xtals)
  • Multi-PLL devices integrates multiple Xtals/ XOs reducing cost
  • VCXO option for tuning frequency
  • Spread Spectrum option for reducing EMI at its source
  • Low Jitter for maximizing system reliability
  • Specialty Clocks for Handsets, PCIe 1.0, XDR Rambus
  • Low Power for portable applications


  • Consumer Electronics: HDTV, STB,DVD-R, Key Boards, HD Radios, Music Systems, Monitors, Handsets
  • Communications: Routers, Servers, Base Stations
  • Medical, Military and Space applications




CY27410 - 4 PLL Clock that supports 700 MHz, 12 outputs and RMS Jitter of 1 ps. It has Frequency Select, VCXO, ZDB/NZDB and Phase Synchronization. It supports PCIe 1/2/3, 10 GbE and SATA 2.0
FleXO’s Frequency Margining feature easily allows Frequency Margin testing during design, component qualification, and production testing without requiring extra BOM components.
Cypress's application-specific clocks are optimized for the special requirements of their target system applications. They include Direct Rambus® clock generator and PCI Express clock generator.