• Part: NB3N1900K
  • Manufacturer: onsemi
  • Size: 229.27 KB
Download NB3N1900K Datasheet PDF
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NB3N1900K Description

The NB3N1900K differential clock buffers are designed to work in conjunction with a PCIe pliant source clock synthesizer to provide point−to−point clocks to multiple agents. The device is capable of distributing the reference clocks for Intel® QuickPath Interconnect (Intel QPI), PCIe Gen1, Gen2, Gen3. The NB3N1900K internal PLL is optimized to support 100 MHz and 133 MHz frequency operation.

NB3N1900K Key Features

  • Fixed Feedback Path for Lowest Input-to-Output Delay
  • Eight Dedicated OE# Pins for Hardware Control of Outputs
  • PLL Bypass Configurable for PLL or Fanout Operation
  • Selectable PLL Bandwidth
  • Spread Spectrum patible: Tracks Input Clock Spreading for Low
  • SMBus Programmable Configurations
  • 100 MHz and 133 MHz PLL Mode to Meet the Next Generation
  • 2 Tri-Level Addres