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557G03LF Datasheet spread spectrum clock generator

Manufacturer: IDT

Overview: PCI-EXPRESS GEN1 CLOCK SOURCE DATASHEET ICS557-03.

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Datasheet Details

Part number 557G03LF
Manufacturer IDT
File Size 161.73 KB
Description spread spectrum clock generator
Download 557G03LF Download (PDF)

General Description

The ICS557-03 is a spread spectrum clock generator that supports PCI-Express Gen 1 and Ethernet requirements.

The device is used for PC or embedded systems to substantially reduce electromagnetic interference (EMI).

The device provides two differential (HCSL) spread spectrum outputs.

Key Features

  • Packaged in 16-pin TSSOP.
  • RoHS 5 (green) or RoHS 6 (green and lead free) compliant packaging.
  • Supports HCSL or LVDS output levels.
  • Operating voltage of 3.3 V.
  • Input frequency of 25 MHz.
  • Jitter 60 ps (cycle-to-cycle).
  • Spread Spectrum capability.
  • Industrial and commercial temperature ranges Block Diagram VDD 2 SS1:SS0 2 S1:S0 2 Control Logic Phase Lock Loop X1/ICLK 25 MHz crystal or clock X2 Clock Buffer/ Crystal Oscill.

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